code: def __call__(
      self, number_strings: list[str]
  ) -> list[Optional[float]]:
      pass
  
imports: from __future__ import annotations
  from abc import ABC, abstractmethod
  from dataclasses import asdict, dataclass
  import logging
  import os
  from typing_extensions import Literal
  import requests
  from datetime import timedelta
  from typing import Optional, Union
  from ratelimit import sleep_and_retry, limits
label_desc: Use image node_id 1 for calling the NumericParser obj's underlying member method code with example usage: obj.__call__(number_strings) without return types