code: def request(self, method, path, query={}, headers={}, body={}, base_url=None):
          '''
          Issues a request to Onshape
          Args:
              - method (str): HTTP method
              - path (str): Path  e.g. /api/documents/:id
              - query (dict, default={}): Query params in key-value pairs
              - headers (dict, default={}): Key-value pairs of headers
              - body (dict, default={}): Body for POST request
              - base_url (str, default=None): Host, including scheme and port (if different from creds file)
          Returns:
              - requests.Response: Object containing the response from Onshape
          '''
          req_headers = self._make_headers(method, path, query, headers)
          if base_url is None:
              base_url = self._url
          url = base_url + path + '?' + urlencode(query)
          if self._logging:
              utils.log(body)
              utils.log(req_headers)
              utils.log('request url: ' + url)
          body = json.dumps(body) if type(body) == dict else body
          res = requests.request(method, url, headers=req_headers, data=body, allow_redirects=False, stream=True)
          if res.status_code == 307:
              location = urlparse(res.headers["Location"])
              querystring = parse_qs(location.query)
              if self._logging:
                  utils.log('request redirected to: ' + location.geturl())
              new_query = {}
              new_base_url = location.scheme + '://' + location.netloc
              for key in querystring:
                  new_query[key] = querystring[key][0]
              return self.request(method, location.path, query=new_query, headers=headers, base_url=new_base_url)
          elif not 200 <= res.status_code <= 206:
              if self._logging:
                  utils.log('request failed, details: ' + res.text, level=1)
          else:
              if self._logging:
                  utils.log('request succeeded, details: ' + res.text)
          return res