Example #1
0
    def label_encoder_deserializer_test(self):

        labels = ['a', 'b', 'c']

        le = LabelEncoder(input_features=['label_feature'],
                          output_features='label_feature_le_encoded')

        le.fit(labels)

        self.assertEqual(labels, le.classes_.tolist())

        le.serialize_to_bundle(self.tmp_dir, le.name)

        # Test model.json
        with open("{}/{}.node/model.json".format(self.tmp_dir,
                                                 le.name)) as json_data:
            model = json.load(json_data)

        # Deserialize the LabelEncoder
        node_name = "{}.node".format(le.name)
        label_encoder_tf = LabelEncoder()
        label_encoder_tf.deserialize_from_bundle(self.tmp_dir, node_name)

        # Transform some sample data
        res_a = le.transform(labels)
        res_b = label_encoder_tf.transform(labels)
        print("le.output_features: {}".format(le.output_features))
        print("label_encoder_tf.output_features: {}".format(
            label_encoder_tf.output_features))
        self.assertEqual(res_a[0], res_b[0])
        self.assertEqual(res_a[1], res_b[1])
        self.assertEqual(res_a[2], res_b[2])
        self.assertEqual(le.input_features, label_encoder_tf.input_features)
        self.assertEqual(le.output_features,
                         label_encoder_tf.output_features[0])
Example #2
0
    def label_encoder_test(self):

        labels = ['a', 'b', 'c']

        le = LabelEncoder(input_features=['label_feature'],
                          output_features='label_feature_le_encoded')

        le.fit(labels)

        self.assertEqual(labels, le.classes_.tolist())

        le.serialize_to_bundle(self.tmp_dir, le.name)

        # Test model.json
        with open("{}/{}.node/model.json".format(self.tmp_dir,
                                                 le.name)) as json_data:
            model = json.load(json_data)

        self.assertEqual(le.op, model['op'])
        self.assertEqual('labels', model['attributes'].keys()[0])

        # Test node.json
        with open("{}/{}.node/node.json".format(self.tmp_dir,
                                                le.name)) as json_data:
            node = json.load(json_data)

        self.assertEqual(le.name, node['name'])
        self.assertEqual(le.input_features[0],
                         node['shape']['inputs'][0]['name'])
        self.assertEqual(le.output_features,
                         node['shape']['outputs'][0]['name'])