old_contents: """Minimal "re" compatibility wrapper"""
  
  # If your regexps don't work well under 2.0b1, you can switch
  # to the old engine ("pre") down below.
  #
  # To help us fix any remaining bugs in the new engine, please
  # report what went wrong.  You can either use the following web
  # page:
  #
  #    http://sourceforge.net/bugs/?group_id=5470
  #
  # or send a mail to SRE's author:
  #
  #    Fredrik Lundh <effbot@telia.com>
  #
  # Make sure to include the pattern, the string SRE failed to
  # match, and what result you expected.
  #
  # thanks /F
  #
  
  engine = "sre"
  # engine = "pre"
  
  if engine == "sre":
      # New unicode-aware engine
      from sre import *
      from sre import __all__
  else:
      # Old 1.5.2 engine.  This one supports 8-bit strings only,
      # and will be removed in 2.0 final.
      from pre import *
      from pre import __all__
  
new_contents: """Minimal "re" compatibility wrapper"""
  
  # To help us fix any remaining bugs in the new engine, please
  # report what went wrong.  You can either use the following web
  # page:
  #
  #    http://sourceforge.net/bugs/?group_id=5470
  #
  # or send a mail to SRE's author:
  #
  #    Fredrik Lundh <effbot@telia.com>
  #
  # Make sure to include the pattern, the string SRE failed to
  # match, and what result you expected.
  #
  # thanks /F
  #
  
  from sre import *
  from sre import __all__
  
  
subject: Remove support for importing 'pre' module