code: def __post_init__(self):
      self.base_url = self.base_url.strip()
      if self.base_url.endswith("/"):
          self.base_url = self.base_url[:-1]
  
      url = urlparse(self.base_url)
      if url.scheme == "https" and "_" in url.hostname:
          self.__httpx__ = None
          raise ValueError(
              'Avoid using hostnames with underscores "_". For reference see:'
              " https://stackoverflow.com/questions/10959757/the-use-of-the-underscore-in-host-names"
          )
  
imports: import dataclasses
  import datetime
  import functools
  import inspect
  import json
  import uuid
  from json import JSONEncoder
  from typing import Any, Dict, Optional, TypeVar
  from urllib.parse import urlparse
  import httpx
  from argilla._constants import API_KEY_HEADER_NAME
  from argilla.client.sdk._helpers import build_raw_response
  from argilla.client.sdk.commons.errors import BaseClientError
label_desc: Use image node_id 1 for calling the _Client obj's underlying member method code with example usage: obj.__post_init__() without return types