code: def get_registered_class_name(obj):
      try:
          return _class_registry.get_registered_name(obj)
      except LookupError:
          return None
  
imports: import collections
  import re
  from absl import logging
  from tensorflow.python.util import tf_inspect
label_desc: Use image node_id 1 for calling a global function with example usage: get_registered_class_name(obj) and returns: _class_registry, None