def _IntersectTwoHandlers(first_handler, second_handler):
  shared_prefix = _SharedPrefix(first_handler.pattern, second_handler.pattern)

  if shared_prefix:
    return _HandleCommonPrefix(first_handler, second_handler, shared_prefix)


  shared_suffix = _SharedSuffix(first_handler.pattern, second_handler.pattern)
  if shared_suffix:
    return _HandleCommonSuffix(first_handler, second_handler, shared_suffix)

  handler_set = set()
  handler_set |= _HandleWildcardCases(first_handler, second_handler)


  handler_set |= _HandleWildcardCases(second_handler, first_handler)

  handler_set |= set([first_handler, second_handler])

  return handler_set
Returns intersections of first_handler and second_handler patterns.
dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/tools/handler.py/_IntersectTwoHandlers