def inspect_input_features(self):
        """ Prints the name and type of input features.
        """
        input_features = self.spec.description.input
        n_input_features = len(input_features)
        if n_input_features < 1:
            return
        for i, input_feature in enumerate(input_features[::-1]):
            print(
                "[Id: {}] Name: {}".format(n_input_features - i - 1, input_feature.name)
            )
            print(" " * 10 + "Type: {}".format(input_feature.type))
 Prints the name and type of input features.
        
coremltools/models/neural_network/builder.py