code: def log_reg(activation: str = None) -> Model:
      return base.log_reg(INPUT_SHAPE, N_OUTPUTS, activation=activation)
  
imports: from __future__ import annotations
  import tensorflow.keras.backend
  from innvestigate.backend.types import Model
  from tests.networks import base
label_desc: Use image node_id 1 for calling a global function with example usage: log_reg(activation) and returns: base