code: def tfrecord_enabled():
      """Check if the TFRecord Reader op is enabled by looking up if the internal implementation
      was registered in the backend.
      This call is valid after the backend ops were discovered (_load_ops() was called).
      """
      for internal_schema in _internal_schemas:
          if _b.TryGetSchema(internal_schema) is not None:
              return True
      return False
  
file_path: DALI/dali/python/nvidia/dali/ops/_operators/tfrecord.py
imports: from nvidia.dali import backend
  from nvidia.dali import ops
label_desc: Use image node_id 1 for calling a global function with example usage: tfrecord_enabled() and returns: False, True