code: def trans_history(
          self, from_=None, count=None, from_id=None, end_id=None,
          order=None, since=None, end=None
      ):
          return self._trade_api_call(
              'TransHistory', from_=from_, count=count, from_id=from_id, end_id=end_id,
              order=order, since=since, end=end
          )