code: def _is_callable_object(obj):
      return hasattr(obj, "__call__") and tf_inspect.ismethod(
          obj.__call__
      )
  
file_path: tensorflow/tensorflow/python/util/function_utils.py
imports: import functools
  from tensorflow.core.protobuf import config_pb2
  from tensorflow.python.util import tf_decorator
  from tensorflow.python.util import tf_inspect
label_desc: Use image node_id 2 for calling a global function with example usage: _is_callable_object(obj) and returns: unknown