Method __deepcopy__

tests/comparison/common.py:608–624

(self, memo)

        % (self.name, ', '.join([str(col) for col in self._cols]))

  def __deepcopy__(self, memo):
    other = Table(self.name)
    other.alias = self.alias
    other.is_visible = self.is_visible
    cols_by_name = dict()
    for col in self._cols:
      result_col = deepcopy(col, memo)
      other.add_col(result_col)
      cols_by_name[result_col.name] = result_col

    other._unique_cols = []
    for col_combo in self._unique_cols:
      other_col_combo = set()
      for col in col_combo:
        other_col_combo.add(cols_by_name[col.name])
      other.unique_cols.append(other_col_combo)
    return other


class TableExprList(list):