code: def column(self, name: str) -> Column:
      return self._columns[name]
  
imports: from collections import abc
  from itertools import chain, repeat, zip_longest
  from operator import itemgetter
  from typing import TYPE_CHECKING, Any, Dict, ItemsView, Iterable, Iterator, List, Mapping, MutableSequence, Optional, Sequence, Set, Tuple, Union, overload
  from funcy import reraise
label_desc: Use image node_id 6 for calling the TabularData obj's underlying member method code with example usage: obj.column(name) and returns: self