code: def is_layer_kwarg(key):
      return key not in KERAS_KWARGS and (
          key.endswith("_initializer")
          or key.endswith("_regularizer")
          or key.endswith("_constraint")
          or key in LAYER_KWARGS
      )
  
imports: from tensorflow.keras import activations, constraints, initializers, regularizers
label_desc: Use image node_id 1 for calling a global function with example usage: is_layer_kwarg(key) and returns: unknown