old_contents: # This file is suitable for sourcing inside bash as
  # well as importing into Python
  VERSION='1.8.9'
  
new_contents: # This file is needs to be multi-lingual in both Python and POSIX
  # shell which "exec()" or "source" it respectively.
  
  # This file should define a variable VERSION which we use as the
  # package version number.
  
  VERSION = "1.8.9"  # noqa
  
subject: Update version.py info