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paddlepaddle--paddle/test/ipu/test_cross_entropy2_op_ipu.py
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2026-07-13 12:40:42 +08:00

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Python

# Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
#
# 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 unittest
import numpy as np
from op_test_ipu import IPUOpTest
import paddle
import paddle.static
class TestBase(IPUOpTest):
def setUp(self):
self.set_atol()
self.set_training()
self.set_data_feed()
self.set_feed_attr()
self.set_op_attrs()
def set_data_feed(self):
x = np.random.uniform(size=[3, 7])
label = np.arange(3).reshape([3, 1])
self.feed_fp32 = {
"x": x.astype(np.float32),
"label": label.astype(np.int64),
}
self.feed_fp16 = {
"x": x.astype(np.float16),
"label": label.astype(np.int32),
}
def set_feed_attr(self):
self.feed_shape = [x.shape for x in self.feed_fp32.values()]
self.feed_list = list(self.feed_fp32.keys())
def set_op_attrs(self):
self.attrs = {
'soft_label': False,
}
@IPUOpTest.static_graph
def build_model(self, on_ipu):
x = paddle.static.data(
name=self.feed_list[0], shape=self.feed_shape[0], dtype="float32"
)
if on_ipu:
label = paddle.static.data(
name=self.feed_list[1], shape=self.feed_shape[1], dtype='int32'
)
else:
label = paddle.static.data(
name=self.feed_list[1], shape=self.feed_shape[1], dtype='int64'
)
out = paddle.nn.functional.cross_entropy(
input=x,
label=label,
reduction='none',
use_softmax=False,
**self.attrs,
)
self.fetch_list = [out.name]
def run_model(self, exec_mode):
if self.is_ipu_mode(exec_mode):
self.feed_fp32['label'] = self.feed_fp32['label'].astype(np.int32)
self.run_op_test(exec_mode)
def test(self):
for m in IPUOpTest.ExecutionMode:
if not self.skip_mode(m):
self.build_model(self.is_ipu_mode(m))
self.run_model(m)
self.check()
class TestCase1(TestBase):
def set_op_attrs(self):
self.attrs = {
'soft_label': False,
'ignore_index': 1,
}
class TestCase2(TestBase):
def set_data_feed(self):
x = np.random.uniform(size=[30, 70])
label = np.arange(30).reshape([30, 1])
self.feed_fp32 = {
"x": x.astype(np.float32),
"label": label.astype(np.int64),
}
self.feed_fp16 = {
"x": x.astype(np.float16),
"label": label.astype(np.int32),
}
@unittest.skip("soft_label=True is not supported")
class TestCase3(TestBase):
def set_op_attrs(self):
self.attrs = {
'soft_label': True,
}
class TestCase4(TestBase):
def set_data_feed(self):
x = np.random.uniform(size=[3, 5, 7])
label = np.random.randint(0, 7, [3, 5, 1], dtype='int64')
self.feed_fp32 = {
"x": x.astype(np.float32),
"label": label.astype(np.int64),
}
self.feed_fp16 = {
"x": x.astype(np.float16),
"label": label.astype(np.int32),
}
class TestCase5(TestBase):
def set_data_feed(self):
x = np.random.uniform(size=[3, 5, 6, 7])
label = np.random.randint(0, 7, [3, 5, 6], dtype='int64')
self.feed_fp32 = {
"x": x.astype(np.float32),
"label": label.astype(np.int64),
}
self.feed_fp16 = {
"x": x.astype(np.float16),
"label": label.astype(np.int32),
}
if __name__ == "__main__":
unittest.main()