apiclient.py 文件源码

def signer(self, identity_id):
        """
        Generates a request signer function for the
        the authorizing identity.

        >>> signer = api_client.signer(authorizing_identity)

        :param str identity_id: the authorizing identity id
        :return: the request signer function
        :rtype: (:class:`PreparedRequest`) -> :class:`PreparedRequest`
        """
        def sign_request(r):
            # type: (requests.PreparedRequest) -> requests.PreparedRequest
            signing_key = self.key_store.get_private_signing_key(identity_id)
            r.headers = signer.get_updated_headers(
                identity_id=identity_id,
                method=r.method,
                url=r.url,
                headers=r.headers,
                payload=r.body,
                private_signing_key=signing_key)
            return r
        return sign_request