annotate runtime/doc/if_pyth.txt @ 29655:53e434838a85 v9.0.0168

patch 9.0.0168: cursor positioned wrong with two virtual text properties Commit: https://github.com/vim/vim/commit/25463610dfc7a4984f70b030463fb98b09772ad9 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Aug 8 11:07:47 2022 +0100 patch 9.0.0168: cursor positioned wrong with two virtual text properties Problem: Cursor positioned wrong with two virtual text properties close together. (Ben Jackson) Solution: Add the original size, not the computed one. (closes #10864)
author Bram Moolenaar <Bram@vim.org>
date Mon, 08 Aug 2022 12:15:06 +0200
parents f8116058ca76
children a9b5ffbc0428
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 *if_pyth.txt* For Vim version 9.0. Last change: 2022 Feb 22
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4 VIM REFERENCE MANUAL by Paul Moore
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5
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6
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7 The Python Interface to Vim *python* *Python*
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8
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9 1. Commands |python-commands|
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10 2. The vim module |python-vim|
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11 3. Buffer objects |python-buffer|
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12 4. Range objects |python-range|
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13 5. Window objects |python-window|
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14 6. Tab page objects |python-tabpage|
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15 7. vim.bindeval objects |python-bindeval-objects|
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16 8. pyeval(), py3eval() Vim functions |python-pyeval|
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17 9. Dynamic loading |python-dynamic|
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18 10. Python 3 |python3|
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19 11. Python X |python_x|
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20 12. Building with Python support |python-building|
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21
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22 The Python 2.x interface is available only when Vim was compiled with the
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23 |+python| feature.
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24 The Python 3 interface is available only when Vim was compiled with the
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25 |+python3| feature.
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26 Both can be available at the same time, but read |python-2-and-3|.
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28 NOTE: Python 2 is old and no longer being developed. Using Python 3 is highly
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29 recommended. Python 2 support will be dropped when it does not work properly
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30 anymore.
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31
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32 ==============================================================================
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33 1. Commands *python-commands*
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34
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35 *:python* *:py* *E263* *E264* *E887*
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36 :[range]py[thon] {stmt}
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37 Execute Python statement {stmt}. A simple check if
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38 the `:python` command is working: >
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39 :python print "Hello"
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41 :[range]py[thon] << [trim] [{endmarker}]
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42 {script}
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43 {endmarker}
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44 Execute Python script {script}.
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45 Note: This command doesn't work when the Python
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46 feature wasn't compiled in. To avoid errors, see
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47 |script-here|.
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48
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49 If [endmarker] is omitted from after the "<<", a dot '.' must be used after
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50 {script}, like for the |:append| and |:insert| commands. Refer to
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51 |:let-heredoc| for more information.
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52
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53 This form of the |:python| command is mainly useful for including python code
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54 in Vim scripts.
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55
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56 Example: >
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57 function! IcecreamInitialize()
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58 python << EOF
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59 class StrawberryIcecream:
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60 def __call__(self):
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61 print 'EAT ME'
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62 EOF
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63 endfunction
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64
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65 To see what version of Python you have: >
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66 :python print(sys.version)
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67
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68 There is no need to import sys, it's done by default.
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70 *python-environment*
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71 Environment variables set in Vim are not always available in Python. This
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72 depends on how Vim and Python were built. Also see
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73 https://docs.python.org/3/library/os.html#os.environ
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75 Note: Python is very sensitive to the indenting. Make sure the "class" line
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76 and "EOF" do not have any indent.
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77
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78 *:pydo*
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79 :[range]pydo {body} Execute Python function "def _vim_pydo(line, linenr):
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80 {body}" for each line in the [range], with the
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81 function arguments being set to the text of each line
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82 in turn, without a trailing <EOL>, and the current
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83 line number. The function should return a string or
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84 None. If a string is returned, it becomes the text of
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85 the line in the current turn. The default for [range]
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86 is the whole file: "1,$".
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87
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88 Examples:
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89 >
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90 :pydo return "%s\t%d" % (line[::-1], len(line))
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91 :pydo if line: return "%4d: %s" % (linenr, line)
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92 <
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93 One can use `:pydo` in possible conjunction with `:py` to filter a range using
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94 python. For example: >
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95
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96 :py3 << EOF
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97 needle = vim.eval('@a')
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98 replacement = vim.eval('@b')
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99
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100 def py_vim_string_replace(str):
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101 return str.replace(needle, replacement)
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102 EOF
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103 :'<,'>py3do return py_vim_string_replace(line)
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104 <
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105 *:pyfile* *:pyf*
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106 :[range]pyf[ile] {file}
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107 Execute the Python script in {file}. The whole
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108 argument is used as a single file name.
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109
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110 Both of these commands do essentially the same thing - they execute a piece of
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111 Python code, with the "current range" |python-range| set to the given line
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112 range.
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113
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114 In the case of :python, the code to execute is in the command-line.
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115 In the case of :pyfile, the code to execute is the contents of the given file.
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116
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117 Python commands cannot be used in the |sandbox|.
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118
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119 To pass arguments you need to set sys.argv[] explicitly. Example: >
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120
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121 :python sys.argv = ["foo", "bar"]
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122 :pyfile myscript.py
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123
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124 Here are some examples *python-examples* >
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125
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126 :python from vim import *
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127 :python from string import upper
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128 :python current.line = upper(current.line)
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129 :python print "Hello"
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130 :python str = current.buffer[42]
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131
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132 (Note that changes - like the imports - persist from one command to the next,
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133 just like in the Python interpreter.)
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134
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135 ==============================================================================
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136 2. The vim module *python-vim*
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137
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138 Python code gets all of its access to vim (with one exception - see
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139 |python-output| below) via the "vim" module. The vim module implements two
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140 methods, three constants, and one error object. You need to import the vim
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141 module before using it: >
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142 :python import vim
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143
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144 Overview >
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145 :py print "Hello" # displays a message
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146 :py vim.command(cmd) # execute an Ex command
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147 :py w = vim.windows[n] # gets window "n"
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148 :py cw = vim.current.window # gets the current window
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149 :py b = vim.buffers[n] # gets buffer "n"
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150 :py cb = vim.current.buffer # gets the current buffer
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151 :py w.height = lines # sets the window height
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152 :py w.cursor = (row, col) # sets the window cursor position
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153 :py pos = w.cursor # gets a tuple (row, col)
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154 :py name = b.name # gets the buffer file name
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155 :py line = b[n] # gets a line from the buffer
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156 :py lines = b[n:m] # gets a list of lines
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157 :py num = len(b) # gets the number of lines
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158 :py b[n] = str # sets a line in the buffer
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159 :py b[n:m] = [str1, str2, str3] # sets a number of lines at once
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160 :py del b[n] # deletes a line
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161 :py del b[n:m] # deletes a number of lines
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162
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163
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164 Methods of the "vim" module
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165
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166 vim.command(str) *python-command*
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167 Executes the vim (ex-mode) command str. Returns None.
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168 Examples: >
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169 :py vim.command("set tw=72")
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170 :py vim.command("%s/aaa/bbb/g")
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171 < The following definition executes Normal mode commands: >
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172 def normal(str):
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173 vim.command("normal "+str)
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174 # Note the use of single quotes to delimit a string containing
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175 # double quotes
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176 normal('"a2dd"aP')
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177 < *E659*
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178 The ":python" command cannot be used recursively with Python 2.2 and
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179 older. This only works with Python 2.3 and later: >
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180 :py vim.command("python print 'Hello again Python'")
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181
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182 vim.eval(str) *python-eval*
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183 Evaluates the expression str using the vim internal expression
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184 evaluator (see |expression|). Returns the expression result as:
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185 - a string if the Vim expression evaluates to a string or number
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186 - a list if the Vim expression evaluates to a Vim list
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187 - a dictionary if the Vim expression evaluates to a Vim dictionary
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188 Dictionaries and lists are recursively expanded.
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189 Examples: >
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190 :" value of the 'textwidth' option
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191 :py text_width = vim.eval("&tw")
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192 :
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193 :" contents of the 'a' register
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194 :py a_reg = vim.eval("@a")
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195 :
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196 :" Result is a string! Use string.atoi() to convert to a number.
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197 :py str = vim.eval("12+12")
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198 :
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199 :py tagList = vim.eval('taglist("eval_expr")')
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200 < The latter will return a python list of python dicts, for instance:
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201 [{'cmd': '/^eval_expr(arg, nextcmd)$/', 'static': 0, 'name': ~
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202 'eval_expr', 'kind': 'f', 'filename': './src/eval.c'}] ~
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203
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204 vim.bindeval(str) *python-bindeval*
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205 Like |python-eval|, but returns special objects described in
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206 |python-bindeval-objects|. These python objects let you modify (|List|
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207 or |Dictionary|) or call (|Funcref|) vim objects.
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208
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209 vim.strwidth(str) *python-strwidth*
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210 Like |strwidth()|: returns number of display cells str occupies, tab
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211 is counted as one cell.
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212
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213 vim.foreach_rtp(callable) *python-foreach_rtp*
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214 Call the given callable for each path in 'runtimepath' until either
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215 callable returns something but None, the exception is raised or there
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216 are no longer paths. If stopped in case callable returned non-None,
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217 vim.foreach_rtp function returns the value returned by callable.
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218
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219 vim.chdir(*args, **kwargs) *python-chdir*
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220 vim.fchdir(*args, **kwargs) *python-fchdir*
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221 Run os.chdir or os.fchdir, then all appropriate vim stuff.
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222 Note: you should not use these functions directly, use os.chdir and
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223 os.fchdir instead. Behavior of vim.fchdir is undefined in case
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224 os.fchdir does not exist.
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225
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226 Error object of the "vim" module
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227
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228 vim.error *python-error*
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229 Upon encountering a Vim error, Python raises an exception of type
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230 vim.error.
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231 Example: >
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232 try:
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233 vim.command("put a")
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234 except vim.error:
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235 # nothing in register a
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236
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237 Constants of the "vim" module
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238
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239 Note that these are not actually constants - you could reassign them.
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240 But this is silly, as you would then lose access to the vim objects
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241 to which the variables referred.
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242
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243 vim.buffers *python-buffers*
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244 A mapping object providing access to the list of vim buffers. The
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245 object supports the following operations: >
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246 :py b = vim.buffers[i] # Indexing (read-only)
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247 :py b in vim.buffers # Membership test
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248 :py n = len(vim.buffers) # Number of elements
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249 :py for b in vim.buffers: # Iterating over buffer list
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250 <
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251 vim.windows *python-windows*
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252 A sequence object providing access to the list of vim windows. The
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253 object supports the following operations: >
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254 :py w = vim.windows[i] # Indexing (read-only)
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255 :py w in vim.windows # Membership test
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256 :py n = len(vim.windows) # Number of elements
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257 :py for w in vim.windows: # Sequential access
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258 < Note: vim.windows object always accesses current tab page.
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259 |python-tabpage|.windows objects are bound to parent |python-tabpage|
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260 object and always use windows from that tab page (or throw vim.error
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261 in case tab page was deleted). You can keep a reference to both
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262 without keeping a reference to vim module object or |python-tabpage|,
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263 they will not lose their properties in this case.
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264
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265 vim.tabpages *python-tabpages*
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266 A sequence object providing access to the list of vim tab pages. The
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267 object supports the following operations: >
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268 :py t = vim.tabpages[i] # Indexing (read-only)
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269 :py t in vim.tabpages # Membership test
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270 :py n = len(vim.tabpages) # Number of elements
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271 :py for t in vim.tabpages: # Sequential access
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272 <
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273 vim.current *python-current*
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274 An object providing access (via specific attributes) to various
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275 "current" objects available in vim:
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276 vim.current.line The current line (RW) String
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277 vim.current.buffer The current buffer (RW) Buffer
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278 vim.current.window The current window (RW) Window
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279 vim.current.tabpage The current tab page (RW) TabPage
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280 vim.current.range The current line range (RO) Range
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281
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282 The last case deserves a little explanation. When the :python or
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283 :pyfile command specifies a range, this range of lines becomes the
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284 "current range". A range is a bit like a buffer, but with all access
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285 restricted to a subset of lines. See |python-range| for more details.
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286
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287 Note: When assigning to vim.current.{buffer,window,tabpage} it expects
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288 valid |python-buffer|, |python-window| or |python-tabpage| objects
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289 respectively. Assigning triggers normal (with |autocommand|s)
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290 switching to given buffer, window or tab page. It is the only way to
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291 switch UI objects in python: you can't assign to
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292 |python-tabpage|.window attribute. To switch without triggering
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293 autocommands use >
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294 py << EOF
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295 saved_eventignore = vim.options['eventignore']
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296 vim.options['eventignore'] = 'all'
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297 try:
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298 vim.current.buffer = vim.buffers[2] # Switch to buffer 2
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299 finally:
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300 vim.options['eventignore'] = saved_eventignore
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301 EOF
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302 <
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303 vim.vars *python-vars*
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304 vim.vvars *python-vvars*
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305 Dictionary-like objects holding dictionaries with global (|g:|) and
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306 vim (|v:|) variables respectively. Identical to `vim.bindeval("g:")`,
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307 but faster.
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308
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309 vim.options *python-options*
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310 Object partly supporting mapping protocol (supports setting and
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311 getting items) providing a read-write access to global options.
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312 Note: unlike |:set| this provides access only to global options. You
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313 cannot use this object to obtain or set local options' values or
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314 access local-only options in any fashion. Raises KeyError if no global
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315 option with such name exists (i.e. does not raise KeyError for
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316 |global-local| options and global only options, but does for window-
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317 and buffer-local ones). Use |python-buffer| objects to access to
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318 buffer-local options and |python-window| objects to access to
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319 window-local options.
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320
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321 Type of this object is available via "Options" attribute of vim
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322 module.
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323
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324 Output from Python *python-output*
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325 Vim displays all Python code output in the Vim message area. Normal
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326 output appears as information messages, and error output appears as
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327 error messages.
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328
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329 In implementation terms, this means that all output to sys.stdout
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330 (including the output from print statements) appears as information
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331 messages, and all output to sys.stderr (including error tracebacks)
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332 appears as error messages.
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333
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334 *python-input*
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335 Input (via sys.stdin, including input() and raw_input()) is not
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336 supported, and may cause the program to crash. This should probably be
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337 fixed.
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338
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339 *python2-directory* *python3-directory* *pythonx-directory*
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340 Python 'runtimepath' handling *python-special-path*
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341
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342 In python vim.VIM_SPECIAL_PATH special directory is used as a replacement for
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343 the list of paths found in 'runtimepath': with this directory in sys.path and
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344 vim.path_hooks in sys.path_hooks python will try to load module from
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345 {rtp}/python2 (or python3) and {rtp}/pythonx (for both python versions) for
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346 each {rtp} found in 'runtimepath'.
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347
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348 Implementation is similar to the following, but written in C: >
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349
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350 from imp import find_module, load_module
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351 import vim
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352 import sys
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353
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354 class VimModuleLoader(object):
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355 def __init__(self, module):
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356 self.module = module
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357
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358 def load_module(self, fullname, path=None):
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359 return self.module
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360
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361 def _find_module(fullname, oldtail, path):
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362 idx = oldtail.find('.')
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363 if idx > 0:
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364 name = oldtail[:idx]
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365 tail = oldtail[idx+1:]
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366 fmr = find_module(name, path)
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367 module = load_module(fullname[:-len(oldtail)] + name, *fmr)
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368 return _find_module(fullname, tail, module.__path__)
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369 else:
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370 fmr = find_module(fullname, path)
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371 return load_module(fullname, *fmr)
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372
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373 # It uses vim module itself in place of VimPathFinder class: it does not
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374 # matter for python which object has find_module function attached to as
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375 # an attribute.
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376 class VimPathFinder(object):
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377 @classmethod
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378 def find_module(cls, fullname, path=None):
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379 try:
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380 return VimModuleLoader(_find_module(fullname, fullname, path or vim._get_paths()))
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381 except ImportError:
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382 return None
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383
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384 @classmethod
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385 def load_module(cls, fullname, path=None):
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386 return _find_module(fullname, fullname, path or vim._get_paths())
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387
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388 def hook(path):
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389 if path == vim.VIM_SPECIAL_PATH:
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390 return VimPathFinder
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391 else:
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392 raise ImportError
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393
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394 sys.path_hooks.append(hook)
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395
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396 vim.VIM_SPECIAL_PATH *python-VIM_SPECIAL_PATH*
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397 String constant used in conjunction with vim path hook. If path hook
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398 installed by vim is requested to handle anything but path equal to
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399 vim.VIM_SPECIAL_PATH constant it raises ImportError. In the only other
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400 case it uses special loader.
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401
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402 Note: you must not use value of this constant directly, always use
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403 vim.VIM_SPECIAL_PATH object.
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404
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405 vim.find_module(...) *python-find_module*
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406 vim.path_hook(path) *python-path_hook*
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407 Methods or objects used to implement path loading as described above.
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408 You should not be using any of these directly except for vim.path_hook
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409 in case you need to do something with sys.meta_path. It is not
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410 guaranteed that any of the objects will exist in the future vim
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411 versions.
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412
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413 vim._get_paths *python-_get_paths*
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414 Methods returning a list of paths which will be searched for by path
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415 hook. You should not rely on this method being present in future
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416 versions, but can use it for debugging.
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417
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418 It returns a list of {rtp}/python2 (or {rtp}/python3) and
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419 {rtp}/pythonx directories for each {rtp} in 'runtimepath'.
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420
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421 ==============================================================================
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422 3. Buffer objects *python-buffer*
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423
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424 Buffer objects represent vim buffers. You can obtain them in a number of ways:
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425 - via vim.current.buffer (|python-current|)
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426 - from indexing vim.buffers (|python-buffers|)
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427 - from the "buffer" attribute of a window (|python-window|)
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428
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429 Buffer objects have two read-only attributes - name - the full file name for
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430 the buffer, and number - the buffer number. They also have three methods
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431 (append, mark, and range; see below).
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432
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433 You can also treat buffer objects as sequence objects. In this context, they
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434 act as if they were lists (yes, they are mutable) of strings, with each
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435 element being a line of the buffer. All of the usual sequence operations,
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436 including indexing, index assignment, slicing and slice assignment, work as
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437 you would expect. Note that the result of indexing (slicing) a buffer is a
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438 string (list of strings). This has one unusual consequence - b[:] is different
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439 from b. In particular, "b[:] = None" deletes the whole of the buffer, whereas
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440 "b = None" merely updates the variable b, with no effect on the buffer.
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441
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442 Buffer indexes start at zero, as is normal in Python. This differs from vim
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443 line numbers, which start from 1. This is particularly relevant when dealing
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444 with marks (see below) which use vim line numbers.
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diff changeset
445
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446 The buffer object attributes are:
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447 b.vars Dictionary-like object used to access
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448 |buffer-variable|s.
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449 b.options Mapping object (supports item getting, setting and
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450 deleting) that provides access to buffer-local options
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451 and buffer-local values of |global-local| options. Use
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452 |python-window|.options if option is window-local,
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453 this object will raise KeyError. If option is
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454 |global-local| and local value is missing getting it
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455 will return None.
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456 b.name String, RW. Contains buffer name (full path).
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457 Note: when assigning to b.name |BufFilePre| and
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458 |BufFilePost| autocommands are launched.
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459 b.number Buffer number. Can be used as |python-buffers| key.
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460 Read-only.
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461 b.valid True or False. Buffer object becomes invalid when
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462 corresponding buffer is wiped out.
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463
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464 The buffer object methods are:
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465 b.append(str) Append a line to the buffer
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466 b.append(str, nr) Idem, below line "nr"
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467 b.append(list) Append a list of lines to the buffer
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468 Note that the option of supplying a list of strings to
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diff changeset
469 the append method differs from the equivalent method
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470 for Python's built-in list objects.
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471 b.append(list, nr) Idem, below line "nr"
7
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472 b.mark(name) Return a tuple (row,col) representing the position
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473 of the named mark (can also get the []"<> marks)
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474 b.range(s,e) Return a range object (see |python-range|) which
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475 represents the part of the given buffer between line
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476 numbers s and e |inclusive|.
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477
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478 Note that when adding a line it must not contain a line break character '\n'.
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diff changeset
479 A trailing '\n' is allowed and ignored, so that you can do: >
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480 :py b.append(f.readlines())
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diff changeset
481
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482 Buffer object type is available using "Buffer" attribute of vim module.
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483
7
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484 Examples (assume b is the current buffer) >
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485 :py print b.name # write the buffer file name
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486 :py b[0] = "hello!!!" # replace the top line
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487 :py b[:] = None # delete the whole buffer
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488 :py del b[:] # delete the whole buffer
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489 :py b[0:0] = [ "a line" ] # add a line at the top
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490 :py del b[2] # delete a line (the third)
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parents: 7
diff changeset
491 :py b.append("bottom") # add a line at the bottom
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492 :py n = len(b) # number of lines
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493 :py (row,col) = b.mark('a') # named mark
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494 :py r = b.range(1,5) # a sub-range of the buffer
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495 :py b.vars["foo"] = "bar" # assign b:foo variable
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496 :py b.options["ff"] = "dos" # set fileformat
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497 :py del b.options["ar"] # same as :set autoread<
7
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parents:
diff changeset
498
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499 ==============================================================================
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diff changeset
500 4. Range objects *python-range*
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diff changeset
501
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diff changeset
502 Range objects represent a part of a vim buffer. You can obtain them in a
7
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parents:
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503 number of ways:
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parents:
diff changeset
504 - via vim.current.range (|python-current|)
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vimboss
parents:
diff changeset
505 - from a buffer's range() method (|python-buffer|)
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506
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diff changeset
507 A range object is almost identical in operation to a buffer object. However,
7
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508 all operations are restricted to the lines within the range (this line range
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509 can, of course, change as a result of slice assignments, line deletions, or
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parents:
diff changeset
510 the range.append() method).
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511
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diff changeset
512 The range object attributes are:
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513 r.start Index of first line into the buffer
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514 r.end Index of last line into the buffer
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diff changeset
515
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516 The range object methods are:
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517 r.append(str) Append a line to the range
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518 r.append(str, nr) Idem, after line "nr"
7
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519 r.append(list) Append a list of lines to the range
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parents:
diff changeset
520 Note that the option of supplying a list of strings to
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vimboss
parents:
diff changeset
521 the append method differs from the equivalent method
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
522 for Python's built-in list objects.
2391
f1d95a986dfb Document extra argument for Python append().
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parents: 2366
diff changeset
523 r.append(list, nr) Idem, after line "nr"
7
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vimboss
parents:
diff changeset
524
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diff changeset
525 Range object type is available using "Range" attribute of vim module.
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diff changeset
526
7
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527 Example (assume r is the current range):
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parents:
diff changeset
528 # Send all lines in a range to the default printer
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vimboss
parents:
diff changeset
529 vim.command("%d,%dhardcopy!" % (r.start+1,r.end+1))
3fc0f57ecb91 updated for version 7.0001
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parents:
diff changeset
530
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vimboss
parents:
diff changeset
531 ==============================================================================
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parents:
diff changeset
532 5. Window objects *python-window*
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parents:
diff changeset
533
236
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diff changeset
534 Window objects represent vim windows. You can obtain them in a number of ways:
7
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vimboss
parents:
diff changeset
535 - via vim.current.window (|python-current|)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
536 - from indexing vim.windows (|python-windows|)
4401
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parents: 4397
diff changeset
537 - from indexing "windows" attribute of a tab page (|python-tabpage|)
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parents: 4397
diff changeset
538 - from the "window" attribute of a tab page (|python-tabpage|)
7
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parents:
diff changeset
539
236
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diff changeset
540 You can manipulate window objects only through their attributes. They have no
7
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parents:
diff changeset
541 methods, and no sequence or other interface.
3fc0f57ecb91 updated for version 7.0001
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parents:
diff changeset
542
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vimboss
parents:
diff changeset
543 Window attributes are:
3fc0f57ecb91 updated for version 7.0001
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parents:
diff changeset
544 buffer (read-only) The buffer displayed in this window
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vimboss
parents:
diff changeset
545 cursor (read-write) The current cursor position in the window
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
546 This is a tuple, (row,col).
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
547 height (read-write) The window height, in rows
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vimboss
parents:
diff changeset
548 width (read-write) The window width, in columns
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parents: 18750
diff changeset
549 vars (read-only) The window |w:| variables. Attribute is
6848b809a26e Runtime file updates.
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parents: 18750
diff changeset
550 unassignable, but you can change window
4323
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parents: 4098
diff changeset
551 variables this way
18831
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parents: 18750
diff changeset
552 options (read-only) The window-local options. Attribute is
6848b809a26e Runtime file updates.
Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
553 unassignable, but you can change window
6848b809a26e Runtime file updates.
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parents: 18750
diff changeset
554 options this way. Provides access only to
6848b809a26e Runtime file updates.
Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
555 window-local options, for buffer-local use
6848b809a26e Runtime file updates.
Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
556 |python-buffer| and for global ones use
6848b809a26e Runtime file updates.
Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
557 |python-options|. If option is |global-local|
6848b809a26e Runtime file updates.
Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
558 and local value is missing getting it will
4350
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parents: 4323
diff changeset
559 return None.
4379
a2f03b41dca7 updated for version 7.3.938
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parents: 4358
diff changeset
560 number (read-only) Window number. The first window has number 1.
a2f03b41dca7 updated for version 7.3.938
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parents: 4358
diff changeset
561 This is zero in case it cannot be determined
a2f03b41dca7 updated for version 7.3.938
Bram Moolenaar <bram@vim.org>
parents: 4358
diff changeset
562 (e.g. when the window object belongs to other
a2f03b41dca7 updated for version 7.3.938
Bram Moolenaar <bram@vim.org>
parents: 4358
diff changeset
563 tab page).
4431
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Bram Moolenaar <bram@vim.org>
parents: 4417
diff changeset
564 row, col (read-only) On-screen window position in display cells.
4383
e2db42528a5b updated for version 7.3.940
Bram Moolenaar <bram@vim.org>
parents: 4379
diff changeset
565 First position is zero.
4431
7d81f4e96728 updated for version 7.3.964
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parents: 4417
diff changeset
566 tabpage (read-only) Window tab page.
18831
6848b809a26e Runtime file updates.
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parents: 18750
diff changeset
567 valid (read-write) True or False. Window object becomes invalid
4700
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Bram Moolenaar <bram@vim.org>
parents: 4698
diff changeset
568 when corresponding window is closed.
4383
e2db42528a5b updated for version 7.3.940
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parents: 4379
diff changeset
569
7
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parents:
diff changeset
570 The height attribute is writable only if the screen is split horizontally.
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vimboss
parents:
diff changeset
571 The width attribute is writable only if the screen is split vertically.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
572
4496
ebd94eabfd80 updated for version 7.3.996
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parents: 4437
diff changeset
573 Window object type is available using "Window" attribute of vim module.
ebd94eabfd80 updated for version 7.3.996
Bram Moolenaar <bram@vim.org>
parents: 4437
diff changeset
574
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
575 ==============================================================================
4401
cfd76908da25 updated for version 7.3.949
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parents: 4397
diff changeset
576 6. Tab page objects *python-tabpage*
cfd76908da25 updated for version 7.3.949
Bram Moolenaar <bram@vim.org>
parents: 4397
diff changeset
577
18831
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parents: 18750
diff changeset
578 Tab page objects represent vim tab pages. You can obtain them in a number of
4401
cfd76908da25 updated for version 7.3.949
Bram Moolenaar <bram@vim.org>
parents: 4397
diff changeset
579 ways:
cfd76908da25 updated for version 7.3.949
Bram Moolenaar <bram@vim.org>
parents: 4397
diff changeset
580 - via vim.current.tabpage (|python-current|)
cfd76908da25 updated for version 7.3.949
Bram Moolenaar <bram@vim.org>
parents: 4397
diff changeset
581 - from indexing vim.tabpages (|python-tabpages|)
cfd76908da25 updated for version 7.3.949
Bram Moolenaar <bram@vim.org>
parents: 4397
diff changeset
582
18831
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parents: 18750
diff changeset
583 You can use this object to access tab page windows. They have no methods and
4401
cfd76908da25 updated for version 7.3.949
Bram Moolenaar <bram@vim.org>
parents: 4397
diff changeset
584 no sequence or other interfaces.
cfd76908da25 updated for version 7.3.949
Bram Moolenaar <bram@vim.org>
parents: 4397
diff changeset
585
cfd76908da25 updated for version 7.3.949
Bram Moolenaar <bram@vim.org>
parents: 4397
diff changeset
586 Tab page attributes are:
18831
6848b809a26e Runtime file updates.
Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
587 number The tab page number like the one returned by
4401
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parents: 4397
diff changeset
588 |tabpagenr()|.
cfd76908da25 updated for version 7.3.949
Bram Moolenaar <bram@vim.org>
parents: 4397
diff changeset
589 windows Like |python-windows|, but for current tab page.
cfd76908da25 updated for version 7.3.949
Bram Moolenaar <bram@vim.org>
parents: 4397
diff changeset
590 vars The tab page |t:| variables.
cfd76908da25 updated for version 7.3.949
Bram Moolenaar <bram@vim.org>
parents: 4397
diff changeset
591 window Current tabpage window.
18831
6848b809a26e Runtime file updates.
Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
592 valid True or False. Tab page object becomes invalid when
4700
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Bram Moolenaar <bram@vim.org>
parents: 4698
diff changeset
593 corresponding tab page is closed.
4401
cfd76908da25 updated for version 7.3.949
Bram Moolenaar <bram@vim.org>
parents: 4397
diff changeset
594
4496
ebd94eabfd80 updated for version 7.3.996
Bram Moolenaar <bram@vim.org>
parents: 4437
diff changeset
595 TabPage object type is available using "TabPage" attribute of vim module.
ebd94eabfd80 updated for version 7.3.996
Bram Moolenaar <bram@vim.org>
parents: 4437
diff changeset
596
4401
cfd76908da25 updated for version 7.3.949
Bram Moolenaar <bram@vim.org>
parents: 4397
diff changeset
597 ==============================================================================
4627
18ba89e06fab updated for version 7.3.1061
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parents: 4589
diff changeset
598 7. vim.bindeval objects *python-bindeval-objects*
18ba89e06fab updated for version 7.3.1061
Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
599
18ba89e06fab updated for version 7.3.1061
Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
600 vim.Dictionary object *python-Dictionary*
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
601 Dictionary-like object providing access to vim |Dictionary| type.
18ba89e06fab updated for version 7.3.1061
Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
602 Attributes:
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
603 Attribute Description ~
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
604 locked One of *python-.locked*
18ba89e06fab updated for version 7.3.1061
Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
605 Value Description ~
18ba89e06fab updated for version 7.3.1061
Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
606 zero Variable is not locked
18ba89e06fab updated for version 7.3.1061
Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
607 vim.VAR_LOCKED Variable is locked, but can be unlocked
18ba89e06fab updated for version 7.3.1061
Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
608 vim.VAR_FIXED Variable is locked and can't be unlocked
18831
6848b809a26e Runtime file updates.
Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
609 Read-write. You can unlock locked variable by assigning
6848b809a26e Runtime file updates.
Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
610 `True` or `False` to this attribute. No recursive locking
4627
18ba89e06fab updated for version 7.3.1061
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parents: 4589
diff changeset
611 is supported.
18ba89e06fab updated for version 7.3.1061
Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
612 scope One of
18ba89e06fab updated for version 7.3.1061
Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
613 Value Description ~
18ba89e06fab updated for version 7.3.1061
Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
614 zero Dictionary is not a scope one
18ba89e06fab updated for version 7.3.1061
Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
615 vim.VAR_DEF_SCOPE |g:| or |l:| dictionary
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
616 vim.VAR_SCOPE Other scope dictionary,
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
617 see |internal-variables|
4639
52a4f66ae1f5 updated for version 7.3.1067
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parents: 4627
diff changeset
618 Methods (note: methods do not support keyword arguments):
4627
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
619 Method Description ~
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
620 keys() Returns a list with dictionary keys.
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parents: 4589
diff changeset
621 values() Returns a list with dictionary values.
18ba89e06fab updated for version 7.3.1061
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parents: 4589
diff changeset
622 items() Returns a list of 2-tuples with dictionary contents.
4639
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parents: 4627
diff changeset
623 update(iterable), update(dictionary), update(**kwargs)
4627
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
624 Adds keys to dictionary.
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Bram Moolenaar <bram@vim.org>
parents: 4627
diff changeset
625 get(key[, default=None])
18831
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626 Obtain key from dictionary, returning the default if it is
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627 not present.
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628 pop(key[, default])
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629 Remove specified key from dictionary and return
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parents: 18750
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630 corresponding value. If key is not found and default is
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631 given returns the default, otherwise raises KeyError.
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632 popitem()
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633 Remove random key from dictionary and return (key, value)
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634 pair.
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635 has_key(key)
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636 Check whether dictionary contains specified key, similar
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637 to `key in dict`.
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638
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639 __new__(), __new__(iterable), __new__(dictionary), __new__(update)
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parents: 18750
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640 You can use `vim.Dictionary()` to create new vim
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parents: 18750
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641 dictionaries. `d=vim.Dictionary(arg)` is the same as
6848b809a26e Runtime file updates.
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parents: 18750
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642 `d=vim.bindeval('{}');d.update(arg)`. Without arguments
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parents: 4627
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643 constructs empty dictionary.
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644
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645 Examples: >
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646 d = vim.Dictionary(food="bar") # Constructor
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647 d['a'] = 'b' # Item assignment
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648 print d['a'] # getting item
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649 d.update({'c': 'd'}) # .update(dictionary)
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650 d.update(e='f') # .update(**kwargs)
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651 d.update((('g', 'h'), ('i', 'j'))) # .update(iterable)
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parents: 4589
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652 for key in d.keys(): # .keys()
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parents: 4589
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653 for val in d.values(): # .values()
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parents: 4589
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654 for key, val in d.items(): # .items()
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parents: 4589
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655 print isinstance(d, vim.Dictionary) # True
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656 for key in d: # Iteration over keys
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657 class Dict(vim.Dictionary): # Subclassing
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658 <
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659 Note: when iterating over keys you should not modify dictionary.
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diff changeset
660
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661 vim.List object *python-List*
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parents: 4589
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662 Sequence-like object providing access to vim |List| type.
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663 Supports `.locked` attribute, see |python-.locked|. Also supports the
4627
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diff changeset
664 following methods:
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665 Method Description ~
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666 extend(item) Add items to the list.
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667
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668 __new__(), __new__(iterable)
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669 You can use `vim.List()` to create new vim lists.
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Bram Moolenaar <Bram@vim.org>
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670 `l=vim.List(iterable)` is the same as
6848b809a26e Runtime file updates.
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parents: 18750
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671 `l=vim.bindeval('[]');l.extend(iterable)`. Without
4639
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672 arguments constructs empty list.
4627
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673 Examples: >
4639
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674 l = vim.List("abc") # Constructor, result: ['a', 'b', 'c']
4627
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675 l.extend(['abc', 'def']) # .extend() method
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diff changeset
676 print l[1:] # slicing
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677 l[:0] = ['ghi', 'jkl'] # slice assignment
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Bram Moolenaar <bram@vim.org>
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diff changeset
678 print l[0] # getting item
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679 l[0] = 'mno' # assignment
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Bram Moolenaar <bram@vim.org>
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680 for i in l: # iteration
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681 print isinstance(l, vim.List) # True
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682 class List(vim.List): # Subclassing
4627
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diff changeset
683
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diff changeset
684 vim.Function object *python-Function*
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diff changeset
685 Function-like object, acting like vim |Funcref| object. Accepts special
6848b809a26e Runtime file updates.
Bram Moolenaar <Bram@vim.org>
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diff changeset
686 keyword argument `self`, see |Dictionary-function|. You can also use
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Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
687 `vim.Function(name)` constructor, it is the same as
8889
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diff changeset
688 `vim.bindeval('function(%s)'%json.dumps(name))`.
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diff changeset
689
8755d57debaa commit https://github.com/vim/vim/commit/8110a091bc749d8748a20807a724a3af3ca6d509
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diff changeset
690 Attributes (read-only):
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diff changeset
691 Attribute Description ~
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Christian Brabandt <cb@256bit.org>
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diff changeset
692 name Function name.
18831
6848b809a26e Runtime file updates.
Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
693 args `None` or a |python-List| object with arguments. Note
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Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
694 that this is a copy of the arguments list, constructed
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Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
695 each time you request this attribute. Modifications made
6848b809a26e Runtime file updates.
Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
696 to the list will be ignored (but not to the containers
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parents: 18750
diff changeset
697 inside argument list: this is like |copy()| and not
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diff changeset
698 |deepcopy()|).
18831
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Bram Moolenaar <Bram@vim.org>
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699 self `None` or a |python-Dictionary| object with self
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diff changeset
700 dictionary. Note that explicit `self` keyword used when
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diff changeset
701 calling resulting object overrides this attribute.
18831
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702 auto_rebind Boolean. True if partial created from this Python object
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parents: 10895
diff changeset
703 and stored in the Vim script dictionary should be
e05695e59f6d patch 8.0.0360: sometimes VimL is used instead of "Vim script"
Christian Brabandt <cb@256bit.org>
parents: 10895
diff changeset
704 automatically rebound to the dictionary it is stored in
e05695e59f6d patch 8.0.0360: sometimes VimL is used instead of "Vim script"
Christian Brabandt <cb@256bit.org>
parents: 10895
diff changeset
705 when this dictionary is indexed. Exposes Vim internal
e05695e59f6d patch 8.0.0360: sometimes VimL is used instead of "Vim script"
Christian Brabandt <cb@256bit.org>
parents: 10895
diff changeset
706 difference between `dict.func` (auto_rebind=True) and
e05695e59f6d patch 8.0.0360: sometimes VimL is used instead of "Vim script"
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parents: 10895
diff changeset
707 `function(dict.func,dict)` (auto_rebind=False). This
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diff changeset
708 attribute makes no sense if `self` attribute is `None`.
8889
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parents: 8673
diff changeset
709
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diff changeset
710 Constructor additionally accepts `args`, `self` and `auto_rebind`
6848b809a26e Runtime file updates.
Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
711 keywords. If `args` and/or `self` argument is given then it constructs
6848b809a26e Runtime file updates.
Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
712 a partial, see |function()|. `auto_rebind` is only used when `self`
6848b809a26e Runtime file updates.
Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
713 argument is given, otherwise it is assumed to be `True` regardless of
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Bram Moolenaar <Bram@vim.org>
parents: 18750
diff changeset
714 whether it was given or not. If `self` is given then it defaults to
9119
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Christian Brabandt <cb@256bit.org>
parents: 8951
diff changeset
715 `False`.
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diff changeset
716
4627
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717 Examples: >
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718 f = vim.Function('tr') # Constructor
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parents: 4589
diff changeset
719 print f('abc', 'a', 'b') # Calls tr('abc', 'a', 'b')
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
720 vim.command('''
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
721 function DictFun() dict
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
722 return self
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
723 endfunction
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
724 ''')
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
725 f = vim.bindeval('function("DictFun")')
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
726 print f(self={}) # Like call('DictFun', [], {})
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Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
727 print isinstance(f, vim.Function) # True
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parents: 4589
diff changeset
728
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parents: 8673
diff changeset
729 p = vim.Function('DictFun', self={})
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parents: 8673
diff changeset
730 print f()
8755d57debaa commit https://github.com/vim/vim/commit/8110a091bc749d8748a20807a724a3af3ca6d509
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parents: 8673
diff changeset
731 p = vim.Function('tr', args=['abc', 'a'])
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Christian Brabandt <cb@256bit.org>
parents: 8673
diff changeset
732 print f('b')
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733
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734 ==============================================================================
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parents: 4589
diff changeset
735 8. pyeval() and py3eval() Vim functions *python-pyeval*
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Bram Moolenaar <bram@vim.org>
parents: 3312
diff changeset
736
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737 To facilitate bi-directional interface, you can use |pyeval()| and |py3eval()|
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parents: 10895
diff changeset
738 functions to evaluate Python expressions and pass their values to Vim script.
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parents: 10218
diff changeset
739 |pyxeval()| is also available.
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Bram Moolenaar <bram@vim.org>
parents: 3312
diff changeset
740
12806
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parents: 12045
diff changeset
741 The Python value "None" is converted to v:none.
ef93c4415667 patch 8.0.1280: Python None cannot be converted to a Vim type
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parents: 12045
diff changeset
742
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Bram Moolenaar <bram@vim.org>
parents: 3312
diff changeset
743 ==============================================================================
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744 9. Dynamic loading *python-dynamic*
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vimboss
parents: 236
diff changeset
745
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parents: 6091
diff changeset
746 On MS-Windows and Unix the Python library can be loaded dynamically. The
42717d048817 commit https://github.com/vim/vim/commit/d94464ee294a351ce7b6ba18e8bd3f24f1bef920
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parents: 6091
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747 |:version| output then includes |+python/dyn| or |+python3/dyn|.
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diff changeset
748
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parents: 6091
diff changeset
749 This means that Vim will search for the Python DLL or shared library file only
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parents: 6091
diff changeset
750 when needed. When you don't use the Python interface you don't need it, thus
42717d048817 commit https://github.com/vim/vim/commit/d94464ee294a351ce7b6ba18e8bd3f24f1bef920
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parents: 6091
diff changeset
751 you can use Vim without this file.
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parents: 236
diff changeset
752
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parents: 7228
diff changeset
753
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Christian Brabandt <cb@256bit.org>
parents: 7228
diff changeset
754 MS-Windows ~
ed7251c3e2d3 commit https://github.com/vim/vim/commit/e18c0b39815c5a746887a509c2cd9f11fadaba07
Christian Brabandt <cb@256bit.org>
parents: 7228
diff changeset
755
ed7251c3e2d3 commit https://github.com/vim/vim/commit/e18c0b39815c5a746887a509c2cd9f11fadaba07
Christian Brabandt <cb@256bit.org>
parents: 7228
diff changeset
756 To use the Python interface the Python DLL must be in your search path. In a
ed7251c3e2d3 commit https://github.com/vim/vim/commit/e18c0b39815c5a746887a509c2cd9f11fadaba07
Christian Brabandt <cb@256bit.org>
parents: 7228
diff changeset
757 console window type "path" to see what directories are used. The 'pythondll'
ed7251c3e2d3 commit https://github.com/vim/vim/commit/e18c0b39815c5a746887a509c2cd9f11fadaba07
Christian Brabandt <cb@256bit.org>
parents: 7228
diff changeset
758 or 'pythonthreedll' option can be also used to specify the Python DLL.
557
862863033fdd updated for version 7.0158
vimboss
parents: 236
diff changeset
759
10895
c391bfbdb452 Updated runtime files.
Christian Brabandt <cb@256bit.org>
parents: 10734
diff changeset
760 The name of the DLL should match the Python version Vim was compiled with.
c391bfbdb452 Updated runtime files.
Christian Brabandt <cb@256bit.org>
parents: 10734
diff changeset
761 Currently the name for Python 2 is "python27.dll", that is for Python 2.7.
13018
8862bf5adf7b patch 8.0.1385: Python 3.5 is getting old
Christian Brabandt <cb@256bit.org>
parents: 12826
diff changeset
762 That is the default value for 'pythondll'. For Python 3 it is python36.dll
8862bf5adf7b patch 8.0.1385: Python 3.5 is getting old
Christian Brabandt <cb@256bit.org>
parents: 12826
diff changeset
763 (Python 3.6). To know for sure edit "gvim.exe" and search for
10895
c391bfbdb452 Updated runtime files.
Christian Brabandt <cb@256bit.org>
parents: 10734
diff changeset
764 "python\d*.dll\c".
557
862863033fdd updated for version 7.0158
vimboss
parents: 236
diff changeset
765
8673
ed7251c3e2d3 commit https://github.com/vim/vim/commit/e18c0b39815c5a746887a509c2cd9f11fadaba07
Christian Brabandt <cb@256bit.org>
parents: 7228
diff changeset
766
ed7251c3e2d3 commit https://github.com/vim/vim/commit/e18c0b39815c5a746887a509c2cd9f11fadaba07
Christian Brabandt <cb@256bit.org>
parents: 7228
diff changeset
767 Unix ~
ed7251c3e2d3 commit https://github.com/vim/vim/commit/e18c0b39815c5a746887a509c2cd9f11fadaba07
Christian Brabandt <cb@256bit.org>
parents: 7228
diff changeset
768
ed7251c3e2d3 commit https://github.com/vim/vim/commit/e18c0b39815c5a746887a509c2cd9f11fadaba07
Christian Brabandt <cb@256bit.org>
parents: 7228
diff changeset
769 The 'pythondll' or 'pythonthreedll' option can be used to specify the Python
ed7251c3e2d3 commit https://github.com/vim/vim/commit/e18c0b39815c5a746887a509c2cd9f11fadaba07
Christian Brabandt <cb@256bit.org>
parents: 7228
diff changeset
770 shared library file instead of DYNAMIC_PYTHON_DLL or DYNAMIC_PYTHON3_DLL file
ed7251c3e2d3 commit https://github.com/vim/vim/commit/e18c0b39815c5a746887a509c2cd9f11fadaba07
Christian Brabandt <cb@256bit.org>
parents: 7228
diff changeset
771 what were specified at compile time. The version of the shared library must
ed7251c3e2d3 commit https://github.com/vim/vim/commit/e18c0b39815c5a746887a509c2cd9f11fadaba07
Christian Brabandt <cb@256bit.org>
parents: 7228
diff changeset
772 match the Python 2.x or Python 3 version Vim was compiled with.
7196
42717d048817 commit https://github.com/vim/vim/commit/d94464ee294a351ce7b6ba18e8bd3f24f1bef920
Christian Brabandt <cb@256bit.org>
parents: 6091
diff changeset
773
557
862863033fdd updated for version 7.0158
vimboss
parents: 236
diff changeset
774 ==============================================================================
4627
18ba89e06fab updated for version 7.3.1061
Bram Moolenaar <bram@vim.org>
parents: 4589
diff changeset
775 10. Python 3 *python3*
2340
99c1eba60b2d Make automatic prototype generation work with more interfaces.
Bram Moolenaar <bram@vim.org>
parents: 2154
diff changeset
776
2560
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
777 *:py3* *:python3*
18750
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
778 :[range]py3 {stmt}
20045
04ef2ccf2519 patch 8.2.0578: heredoc for interfaces does not support "trim"
Bram Moolenaar <Bram@vim.org>
parents: 18879
diff changeset
779 :[range]py3 << [trim] [{endmarker}]
18750
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
780 {script}
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
781 {endmarker}
10218
584c835a2de1 commit https://github.com/vim/vim/commit/50ba526fbf3e9e5e0e6b0b3086a4d5df581ebc7e
Christian Brabandt <cb@256bit.org>
parents: 10198
diff changeset
782
18750
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
783 :[range]python3 {stmt}
20045
04ef2ccf2519 patch 8.2.0578: heredoc for interfaces does not support "trim"
Bram Moolenaar <Bram@vim.org>
parents: 18879
diff changeset
784 :[range]python3 << [trim] [{endmarker}]
18750
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
785 {script}
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
786 {endmarker}
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
787 The `:py3` and `:python3` commands work similar to `:python`. A
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
788 simple check if the `:py3` command is working: >
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
789 :py3 print("Hello")
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
790 <
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
791 To see what version of Python you have: >
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
792 :py3 import sys
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
793 :py3 print(sys.version)
10218
584c835a2de1 commit https://github.com/vim/vim/commit/50ba526fbf3e9e5e0e6b0b3086a4d5df581ebc7e
Christian Brabandt <cb@256bit.org>
parents: 10198
diff changeset
794 < *:py3file*
18750
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
795 :[range]py3f[ile] {file}
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
796 The `:py3file` command works similar to `:pyfile`.
8951
0bdeaf7092bc commit https://github.com/vim/vim/commit/aa3b15dbebf333282503d6031e2f9ba6ee4398ed
Christian Brabandt <cb@256bit.org>
parents: 8889
diff changeset
797 *:py3do*
18750
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
798 :[range]py3do {body}
82a28df1e2d5 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17571
diff changeset
799 The `:py3do` command works similar to `:pydo`.
4417
c16602758d84 updated for version 7.3.957
Bram Moolenaar <bram@vim.org>
parents: 4407
diff changeset
800
3682
11d40fc82f11 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 3312
diff changeset
801
2409
0ca06a92adfb Add support for horizontal scroll wheel. (Bjorn Winckler)
Bram Moolenaar <bram@vim.org>
parents: 2391
diff changeset
802 Vim can be built in four ways (:version output):
2560
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
803 1. No Python support (-python, -python3)
2409
0ca06a92adfb Add support for horizontal scroll wheel. (Bjorn Winckler)
Bram Moolenaar <bram@vim.org>
parents: 2391
diff changeset
804 2. Python 2 support only (+python or +python/dyn, -python3)
0ca06a92adfb Add support for horizontal scroll wheel. (Bjorn Winckler)
Bram Moolenaar <bram@vim.org>
parents: 2391
diff changeset
805 3. Python 3 support only (-python, +python3 or +python3/dyn)
0ca06a92adfb Add support for horizontal scroll wheel. (Bjorn Winckler)
Bram Moolenaar <bram@vim.org>
parents: 2391
diff changeset
806 4. Python 2 and 3 support (+python/dyn, +python3/dyn)
2340
99c1eba60b2d Make automatic prototype generation work with more interfaces.
Bram Moolenaar <bram@vim.org>
parents: 2154
diff changeset
807
5220
050893d44c33 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5146
diff changeset
808 Some more details on the special case 4: *python-2-and-3*
2560
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
809
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
810 When Python 2 and Python 3 are both supported they must be loaded dynamically.
2540
9397d2d76340 Runtime file updates.
Bram Moolenaar <bram@vim.org>
parents: 2527
diff changeset
811
2560
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
812 When doing this on Linux/Unix systems and importing global symbols, this leads
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
813 to a crash when the second Python version is used. So either global symbols
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
814 are loaded but only one Python version is activated, or no global symbols are
2608
7d8af31066c8 Updated runtime files and translations.
Bram Moolenaar <bram@vim.org>
parents: 2577
diff changeset
815 loaded. The latter makes Python's "import" fail on libraries that expect the
2560
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
816 symbols to be provided by Vim.
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
817 *E836* *E837*
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
818 Vim's configuration script makes a guess for all libraries based on one
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
819 standard Python library (termios). If importing this library succeeds for
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
820 both Python versions, then both will be made available in Vim at the same
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
821 time. If not, only the version first used in a session will be enabled.
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
822 When trying to use the other one you will get the E836 or E837 error message.
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
823
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
824 Here Vim's behavior depends on the system in which it was configured. In a
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
825 system where both versions of Python were configured with --enable-shared,
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
826 both versions of Python will be activated at the same time. There will still
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
827 be problems with other third party libraries that were not linked to
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
828 libPython.
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
829
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
830 To work around such problems there are these options:
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
831 1. The problematic library is recompiled to link to the according
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
832 libpython.so.
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
833 2. Vim is recompiled for only one Python version.
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
834 3. You undefine PY_NO_RTLD_GLOBAL in auto/config.h after configuration. This
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
835 may crash Vim though.
84ba6293f9d7 Preparations for 7.3f release.
Bram Moolenaar <bram@vim.org>
parents: 2554
diff changeset
836
5088
34c629c3b4ba updated for version 7.3.1287
Bram Moolenaar <bram@vim.org>
parents: 5055
diff changeset
837 *E880*
34c629c3b4ba updated for version 7.3.1287
Bram Moolenaar <bram@vim.org>
parents: 5055
diff changeset
838 Raising SystemExit exception in python isn't endorsed way to quit vim, use: >
34c629c3b4ba updated for version 7.3.1287
Bram Moolenaar <bram@vim.org>
parents: 5055
diff changeset
839 :py vim.command("qall!")
34c629c3b4ba updated for version 7.3.1287
Bram Moolenaar <bram@vim.org>
parents: 5055
diff changeset
840 <
27623
179c118424a6 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 26148
diff changeset
841 *E1266*
29290
dc4de65a7fb7 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 27903
diff changeset
842 This error can occur when Python 3 cannot load the required modules. This
dc4de65a7fb7 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 27903
diff changeset
843 means that your Python 3 is not correctly installed or there are some mistakes
27623
179c118424a6 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 26148
diff changeset
844 in your settings. Please check the following items:
29290
dc4de65a7fb7 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 27903
diff changeset
845 1. Make sure that Python 3 is correctly installed. Also check the version of
27623
179c118424a6 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 26148
diff changeset
846 python.
179c118424a6 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 26148
diff changeset
847 2. Check the 'pythonthreedll' option.
179c118424a6 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 26148
diff changeset
848 3. Check the 'pythonthreehome' option.
179c118424a6 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 26148
diff changeset
849 4. Check the PATH environment variable if you don't set 'pythonthreedll'.
179c118424a6 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 26148
diff changeset
850 On MS-Windows, you can use where.exe to check which dll will be loaded.
179c118424a6 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 26148
diff changeset
851 E.g. >
179c118424a6 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 26148
diff changeset
852 where.exe python310.dll
179c118424a6 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 26148
diff changeset
853 5. Check the PYTHONPATH and PYTHONHOME environment variables.
5088
34c629c3b4ba updated for version 7.3.1287
Bram Moolenaar <bram@vim.org>
parents: 5055
diff changeset
854
2826
3c7da93eb7f9 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2608
diff changeset
855 *has-python*
3c7da93eb7f9 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2608
diff changeset
856 You can test what Python version is available with: >
3c7da93eb7f9 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2608
diff changeset
857 if has('python')
3082
3502a7f991fc Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2826
diff changeset
858 echo 'there is Python 2.x'
13125
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
859 endif
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
860 if has('python3')
2826
3c7da93eb7f9 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2608
diff changeset
861 echo 'there is Python 3.x'
3c7da93eb7f9 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2608
diff changeset
862 endif
3c7da93eb7f9 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2608
diff changeset
863
3c7da93eb7f9 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2608
diff changeset
864 Note however, that when Python 2 and 3 are both available and loaded
3c7da93eb7f9 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2608
diff changeset
865 dynamically, these has() calls will try to load them. If only one can be
3c7da93eb7f9 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2608
diff changeset
866 loaded at a time, just checking if Python 2 or 3 are available will prevent
3c7da93eb7f9 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2608
diff changeset
867 the other one from being available.
2340
99c1eba60b2d Make automatic prototype generation work with more interfaces.
Bram Moolenaar <bram@vim.org>
parents: 2154
diff changeset
868
13125
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
869 To avoid loading the dynamic library, only check if Vim was compiled with
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
870 python support: >
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
871 if has('python_compiled')
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
872 echo 'compiled with Python 2.x support'
13231
167a030448fa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13125
diff changeset
873 if has('python_dynamic')
167a030448fa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13125
diff changeset
874 echo 'Python 2.x dynamically loaded'
13125
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
875 endif
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
876 endif
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
877 if has('python3_compiled')
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
878 echo 'compiled with Python 3.x support'
13231
167a030448fa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13125
diff changeset
879 if has('python3_dynamic')
167a030448fa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13125
diff changeset
880 echo 'Python 3.x dynamically loaded'
13125
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
881 endif
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
882 endif
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
883
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
884 This also tells you whether Python is dynamically loaded, which will fail if
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
885 the runtime library cannot be found.
371ceeebbdaa Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13018
diff changeset
886
2340
99c1eba60b2d Make automatic prototype generation work with more interfaces.
Bram Moolenaar <bram@vim.org>
parents: 2154
diff changeset
887 ==============================================================================
10722
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
888 11. Python X *python_x* *pythonx*
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
889
29290
dc4de65a7fb7 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 27903
diff changeset
890 Because most python code can be written so that it works with Python 2.6+ and
dc4de65a7fb7 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 27903
diff changeset
891 Python 3 the pyx* functions and commands have been written. They work exactly
10722
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
892 the same as the Python 2 and 3 variants, but select the Python version using
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
893 the 'pyxversion' setting.
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
894
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
895 You should set 'pyxversion' in your |.vimrc| to prefer Python 2 or Python 3
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
896 for Python commands. If you change this setting at runtime you may risk that
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
897 state of plugins (such as initialization) may be lost.
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
898
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
899 If you want to use a module, you can put it in the {rtp}/pythonx directory.
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
900 See |pythonx-directory|.
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
901
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
902 *:pyx* *:pythonx*
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
903 The `:pyx` and `:pythonx` commands work similar to `:python`. A simple check
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
904 if the `:pyx` command is working: >
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
905 :pyx print("Hello")
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
906
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
907 To see what version of Python is being used: >
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
908 :pyx import sys
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
909 :pyx print(sys.version)
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
910 <
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
911 *:pyxfile* *python_x-special-comments*
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
912 The `:pyxfile` command works similar to `:pyfile`. However you can add one of
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
913 these comments to force Vim using `:pyfile` or `:py3file`: >
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
914 #!/any string/python2 " Shebang. Must be the first line of the file.
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
915 #!/any string/python3 " Shebang. Must be the first line of the file.
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
916 # requires python 2.x " Maximum lines depend on 'modelines'.
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
917 # requires python 3.x " Maximum lines depend on 'modelines'.
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
918 Unlike normal modelines, the bottom of the file is not checked.
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
919 If none of them are found, the 'pyxversion' setting is used.
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
920 *W20* *W21*
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
921 If Vim does not support the selected Python version a silent message will be
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
922 printed. Use `:messages` to read them.
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
923
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
924 *:pyxdo*
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
925 The `:pyxdo` command works similar to `:pydo`.
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
926
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
927 *has-pythonx*
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
928 You can test if pyx* commands are available with: >
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
929 if has('pythonx')
27903
d19b7aee1925 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 27623
diff changeset
930 echo 'pyx* commands are available. (Python ' .. &pyx .. ')'
10722
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
931 endif
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
932
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
933 When compiled with only one of |+python| or |+python3|, the has() returns 1.
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
934 When compiled with both |+python| and |+python3|, the test depends on the
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
935 'pyxversion' setting. If 'pyxversion' is 0, it tests Python 3 first, and if
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
936 it is not available then Python 2. If 'pyxversion' is 2 or 3, it tests only
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
937 Python 2 or 3 respectively.
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
938
11062
1218c5353e2b Runtime file updates.
Christian Brabandt <cb@256bit.org>
parents: 10942
diff changeset
939 Note that for `has('pythonx')` to work it may try to dynamically load Python 3
10722
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
940 or 2. This may have side effects, especially when Vim can only load one of
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
941 the two.
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
942
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
943 If a user prefers Python 2 and want to fallback to Python 3, he needs to set
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
944 'pyxversion' explicitly in his |.vimrc|. E.g.: >
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
945 if has('python')
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
946 set pyx=2
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
947 elseif has('python3')
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
948 set pyx=3
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
949 endif
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
950
7598ce51bf2a patch 8.0.0251: not easy to select Python 2 or 3
Christian Brabandt <cb@256bit.org>
parents: 10218
diff changeset
951 ==============================================================================
11160
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
952 12. Building with Python support *python-building*
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
953
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
954 A few hints for building with Python 2 or 3 support.
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
955
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
956 UNIX
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
957
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
958 See src/Makefile for how to enable including the Python interface.
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
959
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
960 On Ubuntu you will want to install these packages for Python 2:
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
961 python
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
962 python-dev
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
963 For Python 3:
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
964 python3
12045
444ad56c0cac Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11160
diff changeset
965 python3-dev
11160
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
966 For Python 3.6:
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
967 python3.6
12045
444ad56c0cac Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11160
diff changeset
968 python3.6-dev
11160
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
969
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
970 If you have more than one version of Python 3, you need to link python3 to the
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
971 one you prefer, before running configure.
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
972
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
973 ==============================================================================
14421
2f7e67dd088c Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13963
diff changeset
974 vim:tw=78:ts=8:noet:ft=help:norl: