code: def __call__(self, *args, **kwargs):
      if self.is_async:
          return self._async_call(*args, **kwargs)
      else:
          return self._sync_call(*args, **kwargs)
  
imports: import asyncio
  import inspect
  import textwrap
  from collections import namedtuple
  from dataclasses import dataclass
  from typing import Callable, Dict, Optional, Tuple
label_desc: Use image node_id 1 for calling the _ExtensibleCallable obj's underlying member method code with example usage: obj.__call__() and returns: self, self