old_contents: #!/usr/bin/python
  
  """Handle specific configuration settings, such as data locations.
  
  Configuration is handled with a configuration file with a
  :mod:`configparser` syntax.
  
  The location of the configuration file is determined by the environment
  variable TYPHONRC.  If this is not set, it will use ~/.typhonrc.
  """
  
  import pathlib
  import os
  from configparser import (ConfigParser, ExtendedInterpolation)
  
  
  __all__ = [
      'conf',
  ]
  
  
  conf = ConfigParser(interpolation=ExtendedInterpolation())
  conf.optionxform = str
  p = pathlib.Path(os.getenv("TYPHONRC", "~/.typhonrc")).expanduser()
  conf.read(str(p))
  
new_contents: #!/usr/bin/env python3
  
  """Handle specific configuration settings, such as data locations.
  
  Configuration is handled with a configuration file with a
  :mod:`configparser` syntax.
  
  The location of the configuration file is determined by the environment
  variable TYPHONRC.  If this is not set, it will use ~/.typhonrc.
  """
  
  import pathlib
  import os
  from configparser import (ConfigParser, ExtendedInterpolation)
  
  
  __all__ = [
      'conf',
  ]
  
  
  conf = ConfigParser(interpolation=ExtendedInterpolation())
  conf.optionxform = str
  p = pathlib.Path(os.getenv("TYPHONRC", "~/.typhonrc")).expanduser()
  conf.read(str(p))
  
subject: Use proper shebang