code: def __delattr__(self, name):
      raise NotImplementedError
  
imports: from functools import total_ordering
  import numpy
  import tensorflow
  from tensorforce import TensorforceError, util
  from tensorforce.core.utils import tf_util
label_desc: Use image node_id 23 for calling the TensorSpec obj's underlying member method code with example usage: obj.__delattr__(name) without return types