mindspore2022/tests/ut/python/dataset/test_datasets_tedlium.py

406 lines
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Python

# Copyright 2021 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 numpy as np
import pytest
import mindspore.dataset as ds
import mindspore.dataset.audio.transforms as audio
DATA_DIR_TEDLIUM_RELEASE12 = "../data/dataset/testTedliumData/TEDLIUM_release1"
DATA_DIR_TEDLIUM_RELEASE3 = "../data/dataset/testTedliumData/TEDLIUM_release3"
RELEASE1 = "release1"
RELEASE2 = "release2"
RELEASE3 = "release3"
NO_SPH_DIR_TEDLIUM12 = "../data/dataset/testTedliumData/else"
def test_tedlium_basic():
"""
Feature: TedliumDataset
Description: use different data to test the functions of different versions
Expectation: num_samples
set 1 2 4
get 1 2 4
num_parallel_workers
set 1 2 4(num_samples=4)
get 4 4 4
num repeat
set 3(num_samples=5)
get 15
"""
# case1 test num_samples
data11 = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE1, num_samples=1)
data12 = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE2, num_samples=2)
data13 = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE3, RELEASE3, num_samples=4)
num_iter11 = 0
num_iter12 = 0
num_iter13 = 0
for _ in data11.create_dict_iterator(num_epochs=1, output_numpy=True):
num_iter11 += 1
for _ in data12.create_dict_iterator(num_epochs=1, output_numpy=True):
num_iter12 += 1
for _ in data13.create_dict_iterator(num_epochs=1, output_numpy=True):
num_iter13 += 1
assert num_iter11 == 1
assert num_iter12 == 2
assert num_iter13 == 4
# case2 test num_parallel_workers
data21 = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE1, num_samples=4, num_parallel_workers=1)
data22 = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE2, num_samples=4, num_parallel_workers=2)
data23 = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE3, RELEASE3, num_samples=4, num_parallel_workers=4)
num_iter21 = 0
num_iter22 = 0
num_iter23 = 0
for _ in data21.create_dict_iterator(num_epochs=1, output_numpy=True):
num_iter21 += 1
for _ in data22.create_dict_iterator(num_epochs=1, output_numpy=True):
num_iter22 += 1
for _ in data23.create_dict_iterator(num_epochs=1, output_numpy=True):
num_iter23 += 1
assert num_iter21 == 4
assert num_iter22 == 4
assert num_iter23 == 4
# case3 test repeat
data3 = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE1, num_samples=5)
data3 = data3.repeat(3)
num_iter3 = 0
for _ in data3.create_dict_iterator(num_epochs=1, output_numpy=True):
num_iter3 += 1
assert num_iter3 == 15
def test_tedlium_content_check():
"""
Feature: TedliumDataset
Description: Check content of the first sample
Expectation: correct content
"""
data1 = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE1, num_samples=1, shuffle=False)
data3 = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE3, RELEASE3, num_samples=1, shuffle=False)
num_iter1 = 0
num_iter3 = 0
for d in data1.create_dict_iterator(num_epochs=1, output_numpy=True):
waveform = d["waveform"]
sample_rate = d["sample_rate"]
transcript = d["transcript"]
talk_id = d["talk_id"]
speaker_id = d["speaker_id"]
identifier = d["identifier"]
assert waveform.dtype == np.float32
assert waveform.shape == (1, 480)
assert sample_rate == 16000
assert sample_rate.dtype == np.int32
assert talk_id.item().decode("utf8") == "test1"
assert speaker_id.item().decode("utf8") == "test1"
assert transcript.item().decode("utf8") == "this is record 1 of test1."
assert identifier.item().decode("utf8") == "<o,f0,female>"
num_iter1 += 1
for d in data3.create_dict_iterator(num_epochs=1, output_numpy=True):
waveform = d["waveform"]
sample_rate = d["sample_rate"]
transcript = d["transcript"]
talk_id = d["talk_id"]
speaker_id = d["speaker_id"]
identifier = d["identifier"]
assert waveform.dtype == np.float32
assert waveform.shape == (1, 160)
assert sample_rate == 16000
assert sample_rate.dtype == np.int32
assert talk_id.item().decode("utf8") == "test3"
assert speaker_id.item().decode("utf8") == "test3"
assert transcript.item().decode("utf8") == "this is record 1 of test3."
assert identifier.item().decode("utf8") == "<o,f0,female>"
num_iter3 += 1
assert num_iter1 == 1
assert num_iter3 == 1
def test_tedlium_exceptions():
"""
Feature: TedliumDataset
Description: send error when error occur
Expectation: send error
"""
error_msg_1 = "sampler and shuffle cannot be specified at the same time"
with pytest.raises(RuntimeError, match=error_msg_1):
ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE1, shuffle=False, sampler=ds.PKSampler(3))
error_msg_2 = "sampler and sharding cannot be specified at the same time"
with pytest.raises(RuntimeError, match=error_msg_2):
ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE1, sampler=ds.PKSampler(3), num_shards=2, shard_id=0)
error_msg_3 = "num_shards is specified and currently requires shard_id as well"
with pytest.raises(RuntimeError, match=error_msg_3):
ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE2, num_shards=10)
error_msg_4 = "shard_id is specified but num_shards is not"
with pytest.raises(RuntimeError, match=error_msg_4):
ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE2, shard_id=0)
error_msg_5 = "Input shard_id is not within the required interval"
with pytest.raises(ValueError, match=error_msg_5):
ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE3, RELEASE3, num_shards=2, shard_id=-1)
with pytest.raises(ValueError, match=error_msg_5):
ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE3, RELEASE3, num_shards=2, shard_id=5)
error_msg_6 = "num_parallel_workers exceeds"
with pytest.raises(ValueError, match=error_msg_6):
ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE3, RELEASE3, shuffle=False, num_parallel_workers=0)
with pytest.raises(ValueError, match=error_msg_6):
ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE3, RELEASE3, shuffle=False, num_parallel_workers=256)
error_msg_7 = "Invalid data, no valid data matching the dataset API TedliumDataset"
with pytest.raises(RuntimeError, match=error_msg_7):
ds1 = ds.TedliumDataset(NO_SPH_DIR_TEDLIUM12, RELEASE1, "train")
for _ in ds1.__iter__():
pass
def test_tedlium_exception_file_path():
"""
Feature: TedliumDataset
Description: error test
Expectation: throw error
"""
def exception_func(item):
raise Exception("Error occur!")
try:
data = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE1)
data = data.map(operations=exception_func, input_columns=["waveform"], num_parallel_workers=1)
num_rows = 0
for _ in data.create_dict_iterator():
num_rows += 1
assert False
except RuntimeError as e:
assert "map operation: [PyFunc] failed. The corresponding data files" in str(e)
try:
data = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE1)
data = data.map(operations=exception_func, input_columns=["sample_rate"], num_parallel_workers=1)
num_rows = 0
for _ in data.create_dict_iterator():
num_rows += 1
assert False
except RuntimeError as e:
assert "map operation: [PyFunc] failed. The corresponding data files" in str(e)
try:
data = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE2)
data = data.map(operations=exception_func, input_columns=["transcript"], num_parallel_workers=1)
num_rows = 0
for _ in data.create_dict_iterator():
num_rows += 1
assert False
except RuntimeError as e:
assert "map operation: [PyFunc] failed. The corresponding data files" in str(e)
try:
data = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE2)
data = data.map(operations=exception_func, input_columns=["talk_id"], num_parallel_workers=1)
num_rows = 0
for _ in data.create_dict_iterator():
num_rows += 1
assert False
except RuntimeError as e:
assert "map operation: [PyFunc] failed. The corresponding data files" in str(e)
try:
data = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE3, RELEASE3)
data = data.map(operations=exception_func, input_columns=["speaker_id"], num_parallel_workers=1)
num_rows = 0
for _ in data.create_dict_iterator():
num_rows += 1
assert False
except RuntimeError as e:
assert "map operation: [PyFunc] failed. The corresponding data files" in str(e)
try:
data = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE3, RELEASE3)
data = data.map(operations=exception_func, input_columns=["identifier"], num_parallel_workers=1)
num_rows = 0
for _ in data.create_dict_iterator():
num_rows += 1
assert False
except RuntimeError as e:
assert "map operation: [PyFunc] failed. The corresponding data files" in str(e)
def test_tedlium_extensions():
"""
Feature: TedliumDataset
Description: test extensions of tedlium
Expectation: extensions
set invalid data
get throw error
"""
try:
data = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE1, "train", "invalid")
for _ in data.create_dict_iterator(output_numpy=True):
pass
assert False
except RuntimeError as e:
assert "is not supported." in str(e)
def test_tedlium_release():
"""
Feature: TedliumDataset
Description: test release of tedlium
Expectation: release
set invalid data
get throw error
"""
def test_config(release):
try:
ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, release)
except (ValueError, TypeError, RuntimeError) as e:
return str(e)
return None
# test the release
assert "release is not within the valid set of ['release1', 'release2', 'release3']" in test_config("invalid")
assert "Argument release with value None is not of type [<class 'str'>]" in test_config(None)
assert "Argument release with value ['list'] is not of type [<class 'str'>]" in test_config(["list"])
def test_tedlium_sequential_sampler():
"""
Feature: TedliumDataset
Description: test tedlium sequential sampler
Expectation: correct data
"""
num_samples = 3
sampler = ds.SequentialSampler(num_samples=num_samples)
data21 = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE2, sampler=sampler)
data22 = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE2, shuffle=False, num_samples=num_samples)
num_iter2 = 0
for item1, item2 in zip(data21.create_dict_iterator(num_epochs=1, output_numpy=True),
data22.create_dict_iterator(num_epochs=1, output_numpy=True)):
np.testing.assert_equal(item1["waveform"], item2["waveform"])
num_iter2 += 1
assert num_iter2 == num_samples
def test_tedlium_sampler_get_dataset_size():
"""
Feature: TedliumDataset
Description: test TedliumDataset with SequentialSampler and get_dataset_size
Expectation: num_samples
set 5
get 5
"""
sampler = ds.SequentialSampler(start_index=0, num_samples=5)
data3 = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE3, RELEASE3, sampler=sampler)
num_iter3 = 0
ds_sz3 = data3.get_dataset_size()
for _ in data3.create_dict_iterator(num_epochs=1, output_numpy=True):
num_iter3 += 1
assert ds_sz3 == num_iter3 == 5
def test_tedlium_usage():
"""
Feature: TedliumDataset
Description: test usage of tedlium
Expectation: usage
set valid data invalid data
get correct data throw error
"""
def test_config_tedlium12(usage):
try:
data1 = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE1, usage=usage)
data2 = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE2, usage=usage)
num_rows = 0
for _ in data1.create_dict_iterator(num_epochs=1, output_numpy=True):
num_rows += 1
for _ in data2.create_dict_iterator(num_epochs=1, output_numpy=True):
num_rows += 1
except (ValueError, TypeError, RuntimeError) as e:
return str(e)
return num_rows
# test the usage of TEDLIUM
assert test_config_tedlium12("dev") == 1 + 1
assert test_config_tedlium12("test") == 2 + 2
assert test_config_tedlium12("train") == 3 + 3
assert test_config_tedlium12("all") == 1 + 1 + 2 + 2 + 3 + 3
assert "usage is not within the valid set of ['train', 'test', 'dev', 'all']" in test_config_tedlium12("invalid")
assert "Argument usage with value ['list'] is not of type [<class 'str'>]" in test_config_tedlium12(["list"])
def test_tedlium_with_chained_sampler_get_dataset_size():
"""
Feature: TedliumDataset
Description: test TedliumDataset with RandomSampler chained with a SequentialSampler and get_dataset_size
Expectation: num_samples
set 2
get 2
"""
sampler = ds.SequentialSampler(start_index=0, num_samples=2)
child_sampler = ds.RandomSampler()
sampler.add_child(child_sampler)
data1 = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE1, sampler=sampler)
num_iter1 = 0
ds_sz1 = data1.get_dataset_size()
for _ in data1.create_dict_iterator(num_epochs=1, output_numpy=True):
num_iter1 += 1
assert ds_sz1 == num_iter1 == 2
def test_tedlium_pipeline():
"""
Feature: TedliumDataset
Description: Read a sample
Expectation: The amount of each function are equal
"""
# Original waveform
dataset = ds.TedliumDataset(DATA_DIR_TEDLIUM_RELEASE12, RELEASE1, num_samples=1)
band_biquad_op = audio.BandBiquad(8000, 200.0)
# Filtered waveform by bandbiquad
dataset = dataset.map(input_columns=["waveform"], operations=band_biquad_op, num_parallel_workers=2)
i = 0
for _ in dataset.create_dict_iterator(num_epochs=1, output_numpy=True):
i += 1
assert i == 1
if __name__ == '__main__':
test_tedlium_basic()
test_tedlium_content_check()
test_tedlium_exceptions()
test_tedlium_exception_file_path()
test_tedlium_extensions()
test_tedlium_release()
test_tedlium_sequential_sampler()
test_tedlium_sampler_get_dataset_size()
test_tedlium_usage()
test_tedlium_with_chained_sampler_get_dataset_size()
test_tedlium_pipeline()