code: def _to_pypi(self, docs_base, release):
          
          url = None
          with self._zipped(docs_base) as handle:
              reply = requests.post(self.params['url'], auth=get_pypi_auth(), allow_redirects=False,
                                    files=dict(content=(self.cfg.project.name + '.zip', handle, 'application/zip')),
                                    data={':action': 'doc_upload', 'name': self.cfg.project.name})
              if reply.status_code in range(200, 300):
                  notify.info("{status_code} {reason}".format(**vars(reply)))
              elif reply.status_code == 301:
                  url = reply.headers['location']
              else:
                  data = self.cfg.copy()
                  data.update(self.params)
                  data.update(vars(reply))
                  notify.error("{status_code} {reason} for POST to {url}".format(**data))
          return url
docs: Upload to PyPI.