code: def process_result_value(
      self, value: Optional[int], dialect: Dialect
  ) -> Optional[datetime.datetime]:
      return (
          None
          if value is None
          else datetime.datetime.fromtimestamp(value)
      )
  
imports: import datetime
  from typing import Optional
  from sqlalchemy.engine.interfaces import Dialect
  from sqlalchemy.types import Integer, TypeDecorator
label_desc: Use image node_id 2 for calling the IntTimestamp obj's underlying member method code with example usage: obj.process_result_value(value, dialect) and returns: unknown