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# Copyright 2020 The SQLFlow Authors. All rights reserved.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import unittest
import runtime.model.oss as oss
import runtime.temp_file as temp_file
from runtime.model import EstimatorType, Model
from runtime.testing import get_datasource
class TestModel(unittest.TestCase):
def test_save_load_db(self):
table = "sqlflow_models.test_model"
meta = {"model_params": {"n_classes": 3}}
m = Model(EstimatorType.XGBOOST, meta)
datasource = get_datasource()
# save mode
with temp_file.TemporaryDirectory() as d:
m.save_to_db(datasource, table, d)
# load model
with temp_file.TemporaryDirectory() as d:
m = Model.load_from_db(datasource, table, d)
self.assertEqual(m._meta, meta)
@unittest.skipUnless(
os.getenv("SQLFLOW_OSS_AK") and os.getenv("SQLFLOW_OSS_SK"),
"skip when SQLFLOW_OSS_AK or SQLFLOW_OSS_SK is not set")
def test_save_load_oss(self):
bucket = oss.get_models_bucket()
meta = {"model_params": {"n_classes": 3}}
m = Model(EstimatorType.XGBOOST, meta)
oss_dir = "unknown/model_test_dnn_classifier/"
oss_model_path = "oss://%s/%s" % (bucket.bucket_name, oss_dir)
oss.delete_oss_dir_recursive(bucket, oss_dir)
# save model
def save_to_oss():
with temp_file.TemporaryDirectory() as d:
m.save_to_oss(oss_model_path, d)
# load model
def load_from_oss():
with temp_file.TemporaryDirectory() as d:
return Model.load_from_oss(oss_model_path, d)
with self.assertRaises(Exception):
load_from_oss()
save_to_oss()
m = load_from_oss()
self.assertEqual(m._meta, meta)
if __name__ == '__main__':
unittest.main()