r"""Sends a POST request. Returns :class:`Response` object. :param url: URL for the new :class:`Request` object. :param data: (optional) Dictionary, list of tuples, bytes, or file-like object to send in the body of the :class:`Request`. :param json: (optional) js
(self, url, data=None, json=None, **kwargs)
source not stored for this graph (policy: none)