forked from mindspore-Ecosystem/mindspore
62 lines
3.1 KiB
Python
62 lines
3.1 KiB
Python
# Copyright 2019 Huawei Technologies Co., Ltd
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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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"""
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This is the test module for mindrecord
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"""
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import mindspore.dataset as ds
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from mindspore import log as logger
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FILES_NUM = 1
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CV_FILE_NAME = "../data/mindrecord/testTwoImageData/twobytes.mindrecord"
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def test_cv_minddataset_reader_two_png_tutorial():
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"""tutorial for cv minderdataset."""
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columns_list = ["id", "file_name", "label_name", "img_data", "label_data"]
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num_readers = 1
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data_set = ds.MindDataset(CV_FILE_NAME, columns_list, num_readers)
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assert data_set.get_dataset_size() == 5
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num_iter = 0
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for item in data_set.create_dict_iterator(num_epochs=1, output_numpy=True):
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assert len(item) == 5
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logger.info("-------------- cv reader basic is {} -----------------".format(num_iter))
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logger.info("-------------- item[id] is {} ------------------------".format(item["id"]))
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logger.info("-------------- item[file_name] is {} -----------------".format(item["file_name"]))
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logger.info("-------------- item[label_name] is {} ----------------".format(item["label_name"]))
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logger.info("-------------- item[img_data] is {} ------------------".format(item["img_data"]))
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logger.info("-------------- item[img_data][500:520] is {} ---------".format(item["img_data"][500:520]))
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logger.info("-------------- item[label_data] is {} ----------------".format(item["label_data"]))
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logger.info("-------------- item[label_data][500:520] is {} -------".format(item["label_data"][500:520]))
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num_iter += 1
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assert num_iter == 5
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def test_cv_minddataset_reader_two_png_tutorial_just_image2():
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"""tutorial for cv minderdataset."""
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columns_list = ["img_data", "label_data"]
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num_readers = 1
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data_set = ds.MindDataset(CV_FILE_NAME, columns_list, num_readers)
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assert data_set.get_dataset_size() == 5
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num_iter = 0
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for item in data_set.create_dict_iterator(num_epochs=1, output_numpy=True):
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assert len(item) == 2
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logger.info("-------------- cv reader basic is {} -----------------".format(num_iter))
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logger.info("-------------- item[img_data] is {} ------------------".format(item["img_data"]))
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logger.info("-------------- item[img_data][500:520] is {} ---------".format(item["img_data"][500:520]))
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logger.info("-------------- item[label_data] is {} ----------------".format(item["label_data"]))
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logger.info("-------------- item[label_data][500:520] is {} -------".format(item["label_data"][500:520]))
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num_iter += 1
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assert num_iter == 5
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