mindspore/tests/ut/python/dataset/test_datasets_enwik9.py

297 lines
10 KiB
Python

# Copyright 2022 Huawei Technologies Co., Ltd
#
# 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 pytest
import mindspore.dataset as ds
from mindspore import log as logger
from util import config_get_set_num_parallel_workers, config_get_set_seed
DATA_FILE = "../data/dataset/testEnWik9Dataset"
def test_enwik9_total_rows_dataset_num_samples_none():
"""
Feature: EnWik9Dataset
Description: Test the function while param num_samples = 0
Expectation: The number of samples is 13
"""
# Do not provide a num_samples argument, so it would be None by default.
data = ds.EnWik9Dataset(DATA_FILE)
count = 0
for i in data.create_dict_iterator(num_epochs=1, output_numpy=True):
logger.info("{}".format(i["text"]))
count += 1
assert count == 13
def test_enwik9_total_rows_dataset_shuffle_false_parallel_worker_two():
"""
Feature: EnWik9Dataset
Description: Test the function while param shuffle = False
Expectation: The samples is ordered
"""
original_num_parallel_workers = config_get_set_num_parallel_workers(2)
original_seed = config_get_set_seed(987)
data = ds.EnWik9Dataset(DATA_FILE, shuffle=False)
count = 0
line = [" <page>",
" <title>MindSpore</title>",
" <id>1</id>",
" <revision>",
" <id>234</id>",
" <timestamp>2020-01-01T00:00:00Z</timestamp>",
" <contributor>",
" <username>MS</username>",
" <id>567</id>",
" </contributor>",
" <text xml:space=\"preserve\">666</text>",
" </revision>",
" </page>"]
for i in data.create_dict_iterator(num_epochs=1, output_numpy=True):
strs = i["text"].item().decode("utf8")
assert strs == line[count]
count += 1
assert count == 13
# Restore configuration.
ds.config.set_num_parallel_workers(original_num_parallel_workers)
ds.config.set_seed(original_seed)
def test_enwik9_total_rows_dataset_shuffle_false_parallel_worker_one():
"""
Feature: EnWik9Dataset
Description: Test the function while param shuffle = False
Expectation: The samples is ordered
"""
original_num_parallel_workers = config_get_set_num_parallel_workers(1)
original_seed = config_get_set_seed(987)
data = ds.EnWik9Dataset(DATA_FILE, shuffle=False)
count = 0
line = [" <page>",
" <title>MindSpore</title>",
" <id>1</id>",
" <revision>",
" <id>234</id>",
" <timestamp>2020-01-01T00:00:00Z</timestamp>",
" <contributor>",
" <username>MS</username>",
" <id>567</id>",
" </contributor>",
" <text xml:space=\"preserve\">666</text>",
" </revision>",
" </page>"]
for i in data.create_dict_iterator(num_epochs=1, output_numpy=True):
strs = i["text"].item().decode("utf8")
assert strs == line[count]
count += 1
assert count == 13
# Restore configuration.
ds.config.set_num_parallel_workers(original_num_parallel_workers)
ds.config.set_seed(original_seed)
def test_enwik9_total_rows_dataset_shuffle_true_parallel_worker_two():
"""
Feature: EnWik9Dataset
Description: Test the function while param shuffle = True
Expectation: The samples is disorder
"""
original_num_parallel_workers = config_get_set_num_parallel_workers(2)
original_seed = config_get_set_seed(135)
data = ds.EnWik9Dataset(DATA_FILE, shuffle=True)
count = 0
line = [" <username>MS</username>",
" <title>MindSpore</title>",
" <id>234</id>",
" </revision>",
" </contributor>",
" <revision>",
" <id>567</id>",
" <timestamp>2020-01-01T00:00:00Z</timestamp>",
" <id>1</id>",
" </page>",
" <page>",
" <text xml:space=\"preserve\">666</text>",
" <contributor>"]
for i in data.create_dict_iterator(num_epochs=1, output_numpy=True):
strs = i["text"].item().decode("utf8")
assert strs == line[count]
count += 1
assert count == 13
# Restore configuration.
ds.config.set_num_parallel_workers(original_num_parallel_workers)
ds.config.set_seed(original_seed)
def test_enwik9_total_rows_dataset_shuffle_true_parallel_worker_one():
"""
Feature: EnWik9Dataset
Description: Test the function while param shuffle = True
Expectation: The samples is disorder
"""
original_num_parallel_workers = config_get_set_num_parallel_workers(1)
original_seed = config_get_set_seed(135)
data = ds.EnWik9Dataset(DATA_FILE, shuffle=True)
count = 0
line = [" <username>MS</username>",
" <title>MindSpore</title>",
" <id>234</id>",
" </revision>",
" </contributor>",
" <revision>",
" <id>567</id>",
" <timestamp>2020-01-01T00:00:00Z</timestamp>",
" <id>1</id>",
" </page>",
" <page>",
" <text xml:space=\"preserve\">666</text>",
" <contributor>"]
for i in data.create_dict_iterator(num_epochs=1, output_numpy=True):
strs = i["text"].item().decode("utf8")
assert strs == line[count]
count += 1
assert count == 13
# Restore configuration.
ds.config.set_num_parallel_workers(original_num_parallel_workers)
ds.config.set_seed(original_seed)
def test_enwik9_dataset_num_samples():
"""
Feature: EnWik9Dataset
Description: Test param num_samples, while it = 2
Expectation: The number of samples = 2
"""
data = ds.EnWik9Dataset(DATA_FILE, num_samples=2)
count = 0
for _ in data.create_dict_iterator(num_epochs=1, output_numpy=True):
count += 1
assert count == 2
def test_enwik9_dataset_distribution():
"""
Feature: EnWik9Dataset
Description: Test distribution of the dataset
Expectation: count = 7
"""
data = ds.EnWik9Dataset(DATA_FILE, num_shards=2, shard_id=1)
count = 0
for _ in data.create_dict_iterator(num_epochs=1, output_numpy=True):
count += 1
assert count == 7
def test_enwik9_total_rows_dataset_repeat():
"""
Feature: EnWik9Dataset
Description: Test the function whie the samples are repeat
Expectation: count = 26
"""
data = ds.EnWik9Dataset(DATA_FILE, shuffle=False)
data = data.repeat(2)
count = 0
line = [" <page>",
" <title>MindSpore</title>",
" <id>1</id>",
" <revision>",
" <id>234</id>",
" <timestamp>2020-01-01T00:00:00Z</timestamp>",
" <contributor>",
" <username>MS</username>",
" <id>567</id>",
" </contributor>",
" <text xml:space=\"preserve\">666</text>",
" </revision>",
" </page>",
" <page>",
" <title>MindSpore</title>",
" <id>1</id>",
" <revision>",
" <id>234</id>",
" <timestamp>2020-01-01T00:00:00Z</timestamp>",
" <contributor>",
" <username>MS</username>",
" <id>567</id>",
" </contributor>",
" <text xml:space=\"preserve\">666</text>",
" </revision>",
" </page>"]
for i in data.create_dict_iterator(num_epochs=1, output_numpy=True):
strs = i["text"].item().decode("utf8")
assert strs == line[count]
count += 1
assert count == 26
def test_enwik9_total_rows_dataset_get_datasetsize():
"""
Feature: EnWik9Dataset
Description: Test the function, get_dataset_size()
Expectation: size = 13
"""
data = ds.EnWik9Dataset(DATA_FILE)
size = data.get_dataset_size()
assert size == 13
def test_enwik9_total_rows_dataset_to_device():
"""
Feature: EnWik9Dataset
Description: Test the function, to_device()
Expectation: size = 13
"""
data = ds.EnWik9Dataset(DATA_FILE, shuffle=False)
data = data.to_device()
data.send()
def test_enwik9_dataset_exceptions():
"""
Feature: EnWik9Dataset
Description: Test the errors which appear possibly
Expectation: The errors are expected correctly
"""
with pytest.raises(ValueError) as error_info:
_ = ds.EnWik9Dataset("does/not/exist/")
assert "does not exist or is not a directory or permission denied" in str(error_info.value)
with pytest.raises(ValueError) as error_info:
_ = ds.EnWik9Dataset("")
assert "The folder does not exist or is not a directory or permission denied" in str(error_info.value)
def exception_func(item):
raise Exception("Error occur!")
with pytest.raises(RuntimeError) as error_info:
data = ds.EnWik9Dataset(DATA_FILE)
data = data.map(operations=exception_func, input_columns=["text"], num_parallel_workers=1)
for _ in data.__iter__():
pass
assert "map operation: [PyFunc] failed. The corresponding data files" in str(error_info.value)
if __name__ == "__main__":
test_enwik9_total_rows_dataset_num_samples_none()
test_enwik9_total_rows_dataset_shuffle_false_parallel_worker_two()
test_enwik9_total_rows_dataset_shuffle_false_parallel_worker_one()
test_enwik9_total_rows_dataset_shuffle_true_parallel_worker_two()
test_enwik9_total_rows_dataset_shuffle_true_parallel_worker_one()
test_enwik9_dataset_num_samples()
test_enwik9_dataset_distribution()
test_enwik9_total_rows_dataset_repeat()
test_enwik9_total_rows_dataset_get_datasetsize()
test_enwik9_total_rows_dataset_to_device()
test_enwik9_dataset_exceptions()