code: def _validate_file(x: Optional[Union[TFile, Any]]) -> None:
      if not isinstance(x, str) and not isinstance(x, Path):
          msg = f"`FileParserBlock` expected `str` or `Path`, but got {type(x)}"
          raise TypeError(msg)
  
imports: import csv
  import numpy
  from typing import Any
  from typing import Dict
  from typing import List
  from typing import Tuple
  from typing import Union
  from typing import Optional
  from pathlib import Path
  from collections import Counter
  from dataclasses import dataclass
  from cftool.misc import print_info
  from cftool.misc import print_warning
  from cftool.misc import shallow_copy_dict
  from cftool.misc import ISerializable
  from cftool.misc import PureFromInfoMixin
  from cftool.array import is_float
  from ....schema import DataTypes
  from ....schema import DataBundle
  from ....schema import TDataBundleItem
  from ....schema import INoInitDataBlock
label_desc: Use image node_id 1 for calling a global function with example usage: _validate_file(x) without return types