patch 8.1.0768: updating completions may cause the popup menu to flicker commit https://github.com/vim/vim/commit/ae654385dfb2ae4c1d70789d1dce3676dba4dfbc Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jan 17 21:09:05 2019 +0100 patch 8.1.0768: updating completions may cause the popup menu to flicker Problem: Updating completions may cause the popup menu to flicker. Solution: Avoid updating the text below the popup menu before drawing the popup menu.

" Print py3 interface version and write the result into if_ver.txt.
" For Ubuntu. Part 2.

redir! >> if_ver.txt
if 1
  echo "\nPython 3:"
  python3 import sys; print(sys.version)
  echo "\n"
endif
redir END