code: def output_signature(self, *, function):
      if function == "baseline_loss":
          return SignatureDict(
              singleton=TensorSpec(type="float", shape=()).signature(
                  batched=False
              )
          )
  
      elif function == "core_experience":
          return SignatureDict(
              singleton=TensorSpec(type="bool", shape=()).signature(
                  batched=False
              )
          )
  
      elif function == "core_update":
          return SignatureDict(
              singleton=TensorSpec(type="bool", shape=()).signature(
                  batched=False
              )
          )
  
      elif function == "experience":
          return SignatureDict(
              timesteps=TensorSpec(type="int", shape=()).signature(
                  batched=False
              ),
              episodes=TensorSpec(type="int", shape=()).signature(
                  batched=False
              ),
          )
  
      elif function == "loss":
          return SignatureDict(
              singleton=TensorSpec(type="float", shape=()).signature(
                  batched=False
              )
          )
  
      elif function == "update":
          return SignatureDict(
              singleton=TensorSpec(type="int", shape=()).signature(
                  batched=False
              )
          )
  
      else:
          return super().output_signature(function=function)
  
imports: import logging
  import tensorflow
  from tensorforce import TensorforceError
  from tensorforce.core import ModuleDict, memory_modules, optimizer_modules, parameter_modules, SignatureDict, TensorDict, TensorSpec, TensorsSpec, tf_function, tf_util, VariableDict
  from tensorforce.core.models import Model
  from tensorforce.core.networks import Preprocessor
  from tensorforce.core.objectives import objective_modules
  from tensorforce.core.policies import policy_modules, StochasticPolicy
label_desc: Use image node_id 8 for calling the TensorforceModel obj's underlying member method code with example usage: obj.output_signature() and returns: SignatureDict, SignatureDict, SignatureDict, SignatureDict, SignatureDict, SignatureDict, super