code: def history_table_min(self):
          '区间交易历史的table'
          if len(self.history_min) > 0:
              lens = len(self.history_min[0])
          else:
              lens = len(self._history_headers)
  
          return pd.DataFrame(
              data=self.history_min,
              columns=self._history_headers[:lens]
          ).sort_index(f history_table_min(self):
          '区间交易历史的table'
          if len(self.history_min) > 0:
              lens = len(self.history_min[0])
          else:
              lens = len(self._history_headers)
  
          return pd.DataFrame(
              data=self.history_min,
              columns=self._history_headers[:lens]
          ).sort_index()
docs: 区间交易历史的table