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

46 lines
1.4 KiB
Python

# Copyright 2020 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.
# ==============================================================================
"""
Test No-op mode support with Dummy Iterator
"""
import os
import mindspore.dataset as ds
DATA_DIR = "../data/dataset/testVOC2012"
def test_noop_pserver():
os.environ['MS_ROLE'] = 'MS_PSERVER'
data1 = ds.VOCDataset(DATA_DIR, task="Segmentation", mode="train", decode=True, shuffle=False)
num = 0
for _ in data1.create_dict_iterator(num_epochs=1):
num += 1
assert num == 0
del os.environ['MS_ROLE']
def test_noop_sched():
os.environ['MS_ROLE'] = 'MS_SCHED'
data1 = ds.VOCDataset(DATA_DIR, task="Segmentation", mode="train", decode=True, shuffle=False)
num = 0
for _ in data1.create_dict_iterator(num_epochs=1):
num += 1
assert num == 0
del os.environ['MS_ROLE']
if __name__ == '__main__':
test_noop_pserver()
test_noop_sched()