mirror of https://github.com/alibaba/EasyCV.git
137 lines
4.7 KiB
Python
137 lines
4.7 KiB
Python
#! -*- coding: utf8 -*-
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# Copyright 2017 The TensorFlow Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# ==============================================================================
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"""Tests for google3.image.understanding.utils.json_utils."""
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import json
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import os
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import tempfile
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import unittest
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from easycv.file import io
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from easycv.utils import json_utils
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class JsonUtilsTest(unittest.TestCase):
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def testDumpReasonablePrecision(self):
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output_path = os.path.join(tempfile.gettempdir(), 'test.json')
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with io.open(output_path, 'w') as f:
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json_utils.dump(1.0, f, float_digits=2)
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with io.open(output_path, 'r') as f:
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self.assertEqual(f.read(), '1.00')
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def testDumpPassExtraParams(self):
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output_path = os.path.join(tempfile.gettempdir(), 'test.json')
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with io.open(output_path, 'w') as f:
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json_utils.dump([1.0], f, float_digits=2, indent=3)
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with io.open(output_path, 'r') as f:
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self.assertEqual(f.read(), '[\n 1.00\n]')
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def testDumpZeroPrecision(self):
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output_path = os.path.join(tempfile.gettempdir(), 'test.json')
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with io.open(output_path, 'w') as f:
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json_utils.dump(1.0, f, float_digits=0, indent=3)
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with io.open(output_path, 'r') as f:
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self.assertEqual(f.read(), '1')
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def testDumpUnspecifiedPrecision(self):
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output_path = os.path.join(tempfile.gettempdir(), 'test.json')
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with io.open(output_path, 'w') as f:
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json_utils.dump(1.012345, f)
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with io.open(output_path, 'r') as f:
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self.assertEqual(f.read(), '1.012345')
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def testDumpsReasonablePrecision(self):
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s = json_utils.dumps(1.0, float_digits=2)
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self.assertEqual(s, '1.00')
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def testDumpsPassExtraParams(self):
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s = json_utils.dumps([1.0], float_digits=2, indent=3)
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self.assertEqual(s, '[\n 1.00\n]')
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def testDumpsZeroPrecision(self):
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s = json_utils.dumps(1.0, float_digits=0)
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self.assertEqual(s, '1')
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def testDumpsUnspecifiedPrecision(self):
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s = json_utils.dumps(1.012345)
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self.assertEqual(s, '1.012345')
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def testPrettyParams(self):
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s = json_utils.dumps({
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'v': 1.012345,
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'n': 2
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}, **json_utils.PrettyParams())
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self.assertEqual(s, '{\n "n": 2,\n "v": 1.0123\n}')
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def testPrettyParamsExtraParamsInside(self):
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s = json_utils.dumps({
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'v': 1.012345,
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'n': float('nan')
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}, **json_utils.PrettyParams(allow_nan=True))
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self.assertEqual(s, '{\n "n": NaN,\n "v": 1.0123\n}')
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with self.assertRaises(ValueError):
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s = json_utils.dumps({
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'v': 1.012345,
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'n': float('nan')
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}, **json_utils.PrettyParams(allow_nan=False))
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def testPrettyParamsExtraParamsOutside(self):
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s = json_utils.dumps({
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'v': 1.012345,
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'n': float('nan')
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},
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allow_nan=True,
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**json_utils.PrettyParams())
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self.assertEqual(s, '{\n "n": NaN,\n "v": 1.0123\n}')
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with self.assertRaises(ValueError):
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s = json_utils.dumps({
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'v': 1.012345,
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'n': float('nan')
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},
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allow_nan=False,
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**json_utils.PrettyParams())
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def testDumpsNumpy(self):
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import numpy as np
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data = [np.array([1, 2]) for i in range(5)]
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s = json.dumps(data, cls=json_utils.MyEncoder)
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new_data = json.loads(s)
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self.assertTrue(isinstance(new_data, list))
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self.assertTrue(isinstance(new_data[0], list))
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data = {
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'detection_class_names': np.array(['cls1', 'cl2']),
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'detection_boxes': np.array([[1, 1, 0, 0], [1, 0, 1, 1]]),
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'text': np.array(['中文1', '中文2'])
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}
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s = json_utils.compat_dumps(data)
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self.assertTrue(isinstance(s, str))
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print(s)
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def testCompatDumps(self):
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import numpy as np
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a = np.array([0.123344, 0.12333])
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s = json_utils.compat_dumps(a, float_digits=3)
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self.assertTrue(s, '[0.123, 0.123]')
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print(s)
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if __name__ == '__main__':
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unittest.main()
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