twitter/auth.py

   1 import urllib.request, urllib.parse, urllib.error
   2 from base64 import encodestring
   3
   4 class Auth(object):
   5     """
   6     ABC for Authenticator objects.
   7     """
   8
   9     def encode_params(self, base_url, method, params):
  10         """Encodes parameters for a request suitable for including in a URL
  11         or POST body.  This method may also add new params to the request
  12         if required by the authentication scheme in use."""
  13         raise NotImplementedError()
  14
  15     def generate_headers(self):
  16         """Generates headers which should be added to the request if required
  17         by the authentication scheme in use."""
  18         raise NotImplementedError()
  19
  20
  21 class NoAuth(Auth):
  22     """
  23     No authentication authenticator.
  24     """
  25     def __init__(self):
  26         pass
  27
  28     def encode_params(self, base_url, method, params):
  29         return urllib.parse.urlencode(params)
  30
  31     def generate_headers(self):
  32         return {}