patch 8.0.1257: no test for fix of undefined behavior commit https://github.com/vim/vim/commit/2973daafe1732963b8924cb9df53c608804d66b3 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Nov 2 23:15:40 2017 +0100 patch 8.0.1257: no test for fix of undefined behavior Problem: No test for fix of undefined behavior. Solution: Add a test. (closes https://github.com/vim/vim/issues/2255)

" 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