stub_dispatcher.py 文件源码

def _preprocess(method, headers, url):
  """Unify input.

  Example:
    _preprocess('POST', {'Content-Type': 'Foo'},
                'http://localhost:8080/_ah/gcs/b/f?foo=bar')
    -> 'POST', {'content-type': 'Foo'}, '/b/f', {'foo':'bar'}

  Args:
    method: HTTP method used by the request.
    headers: HTTP request headers in a dict.
    url: HTTP request url.

  Returns:
    method: method in all upper case.
    headers: headers with keys in all lower case.
    filename: a google storage filename of form /bucket/filename or
      a bucket path of form /bucket
    param_dict: a dict of query parameters.

  Raises:
    ValueError: invalid path.
  """
  _, _, path, query, _ = urlparse.urlsplit(url)

  if not path.startswith(common.LOCAL_GCS_ENDPOINT):
    raise ValueError('Invalid GCS path: %s' % path, httplib.BAD_REQUEST)

  filename = path[len(common.LOCAL_GCS_ENDPOINT):]



  param_dict = urlparse.parse_qs(query, True)
  for k in param_dict:
    param_dict[k] = urllib.unquote(param_dict[k][0])

  headers = dict((k.lower(), v) for k, v in headers.iteritems())
  return method, headers, urllib.unquote(filename), param_dict