code: def custom_conf(self, conf):
          '''custom apikey and http parameters'''
          if conf:
              for (key, val) in conf.items():
                  self.__conf[key] = val
          return self custom_conf(self, conf):
          '''custom apikey and http parameters'''
          if conf:
              for (key, val) in conf.items():
                  self.__conf[key] = val
          return self
docs: custom apikey and http parameters