def __main__(argv=None):
 import sys as _sys
 if (not argv):
  argv = _sys.argv
 exitcode = None
 try:
  unittest.main(argv=argv, defaultTest='suite')
 except SystemExit as exc:
  exitcode = exc.code
 return exitcode

def __main__ ( argv = None ) : import sys as _sys if ( not argv ) : argv = _sys . argv exitcode = None try : unittest . main ( argv = argv , defaultTest = 'suite' ) except SystemExit as exc : exitcode = exc . code return exitcode
mainline function for this module .