def archiver_for_path(path_name):
 if path_name.endswith(u'.tar.gz'):
  return TGZ
 elif path_name.endswith(u'.tar.bz2'):
  return TBZ2
 else:
  (_, ext) = os.path.splitext(path_name)
  if ext:
   ext = ext[1:]
  if (not ext):
   raise ValueError(u'Could not determine archive type of path {}'.format(path_name))
  return archiver(ext)

def archiver_for_path ( path_name ) : if path_name . endswith ( u'.tar.gz' ) : return TGZ elif path_name . endswith ( u'.tar.bz2' ) : return TBZ2 else : ( _ , ext ) = os . path . splitext ( path_name ) if ext : ext = ext [ 1 : ] if ( not ext ) : raise ValueError ( u'Could not determine archive type of path {}' . format ( path_name ) ) return archiver ( ext )
returns an archiver for the given path name .