code: def IsInWhileLoop(op):
      ctxt = (
          op._get_control_flow_context()
      )  # pylint: disable=protected-access
      return GetContainingWhileContext(ctxt) is not None
  
file_path: tensorflow/tensorflow/python/keras/utils/control_flow_util.py
imports: from tensorflow.python.framework import smart_cond
  from tensorflow.python.framework import tensor
  from tensorflow.python.framework import tensor_util
  from tensorflow.python.ops import cond
  from tensorflow.python.ops import variables
label_desc: Use image node_id 3 for calling a global function with example usage: IsInWhileLoop(op) and returns: unknown