code: def iscoroutinefunction(func):
      """Return True if func is a decorated coroutine function."""
      return (
          inspect.iscoroutinefunction(func)
          or getattr(func, "_is_coroutine", None) is _is_coroutine
      )
  
file_path: catboost/contrib/tools/python3/src/Lib/asyncio/coroutines.py
imports: import collections.abc
  import inspect
  import os
  import sys
  import traceback
  import types
label_desc: Use image node_id 2 for calling a global function with example usage: iscoroutinefunction(func) and returns: unknown