code: def to_info(self) -> Dict[str, Any]:
      return dict(
          drop_strategy=self.drop_strategy,
          has_nan=self.has_nan,
          replacements=self.replacements,
          label_has_nan=self.label_has_nan,
          label_replacements=self.label_replacements,
      )
  
imports: import numpy
  from enum import Enum
  from typing import Any
  from typing import Dict
  from typing import Optional
  from dataclasses import dataclass
  from .file import TArrayPair
  from .file import FileParserBlock
  from ....schema import DataBundle
  from ....schema import INoInitDataBlock
label_desc: Use image node_id 1 for calling the NanHandlerBlock obj's underlying member method code with example usage: obj.to_info() and returns: dict