commit https://github.com/vim/vim/commit/d424747d5821c2873e24d25d3407d08b25ea3443 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Nov 2 13:28:59 2015 +0100 patch 7.4.905 Problem: Python interface can produce error "vim.message' object has no attribute 'isatty'". Solution: Add dummy isatty(), readable(), etc. (closes #464)

Test for search('multi-byte char', 'bce')

STARTTEST
:source small.vim
:source mbyte.vim
:set encoding=utf-8
:/^Test bce:/+1
:$put =search('Ａ', 'bce', line('.'))
:1;/^Results:/,$wq! test.out
ENDTEST

Results:

Test bce:
Ａ