29 import google.oauth2.credentials
47 _CONVERT_ERROR_TMPL = "Unable to convert {} to a google-auth credentials class."
50 def _convert_oauth2_credentials(credentials):  argument
51     """Converts to :class:`google.oauth2.credentials.Credentials`.
54         credentials (Union[oauth2client.client.OAuth2Credentials,
55             oauth2client.client.GoogleCredentials]): The credentials to
59         google.oauth2.credentials.Credentials: The converted credentials.
61     new_credentials = google.oauth2.credentials.Credentials(
62         token=credentials.access_token,
63         refresh_token=credentials.refresh_token,
64         token_uri=credentials.token_uri,
65         client_id=credentials.client_id,
66         client_secret=credentials.client_secret,
67         scopes=credentials.scopes,
70     new_credentials._expires = credentials.token_expiry
75 def _convert_service_account_credentials(credentials):  argument
76     """Converts to :class:`google.oauth2.service_account.Credentials`.
79         credentials (Union[
82             credentials to convert.
85         google.oauth2.service_account.Credentials: The converted credentials.
87     info = credentials.serialization_data.copy()
88     info["token_uri"] = credentials.token_uri
89     return google.oauth2.service_account.Credentials.from_service_account_info(info)
92 def _convert_gce_app_assertion_credentials(credentials):  argument
93     """Converts to :class:`google.auth.compute_engine.Credentials`.
96         credentials (oauth2client.contrib.gce.AppAssertionCredentials): The
97             credentials to convert.
100         google.oauth2.service_account.Credentials: The converted credentials.
102     return google.auth.compute_engine.Credentials(
103         service_account_email=credentials.service_account_email
107 def _convert_appengine_app_assertion_credentials(credentials):  argument
108     """Converts to :class:`google.auth.app_engine.Credentials`.
111         credentials (oauth2client.contrib.app_engine.AppAssertionCredentials):
112             The credentials to convert.
115         google.oauth2.service_account.Credentials: The converted credentials.
118     return google.auth.app_engine.Credentials(
119         scopes=_helpers.string_to_scopes(credentials.scope),
120         service_account_id=credentials.service_account_id,
138 def convert(credentials):  argument
139     """Convert oauth2client credentials to google-auth credentials.
144       :class:`google.oauth2.credentials.Credentials`.
146       :class:`google.oauth2.credentials.Credentials`.
148       :class:`google.oauth2.service_account.Credentials`.
150       :class:`google.oauth2.service_account.Credentials`.
152       :class:`google.auth.compute_engine.Credentials`.
154       :class:`google.auth.app_engine.Credentials`.
157         google.auth.credentials.Credentials: The converted credentials.
160         ValueError: If the credentials could not be converted.
163     credentials_class = type(credentials)
166         return _CLASS_CONVERSION_MAP[credentials_class](credentials)