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128 lines
3.1 KiB
128 lines
3.1 KiB
# Copyright 2020 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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""" test view"""
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import pytest
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import mindspore.nn as nn
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from mindspore import Tensor
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from mindspore import context
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context.set_context(mode=context.GRAPH_MODE)
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def test_view():
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class Net(nn.Cell):
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def __init__(self):
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super(Net, self).__init__()
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self.value = Tensor([[1, 2, 3], [4, 5, 6]])
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def construct(self):
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return self.value.view(-1)
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net = Net()
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net()
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def test_view_1():
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class Net(nn.Cell):
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def __init__(self):
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super(Net, self).__init__()
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self.value = Tensor([[1, 2, 3], [4, 5, 6]])
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def construct(self):
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return self.value.view((3, 2))
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net = Net()
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net()
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def test_view_2():
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class Net(nn.Cell):
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def __init__(self):
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super(Net, self).__init__()
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self.value = Tensor([[1, 2, 3], [4, 5, 6]])
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def construct(self):
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return self.value.view(3, 2)
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net = Net()
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net()
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def test_view_parameter():
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class Net(nn.Cell):
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def __init__(self):
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super(Net, self).__init__()
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def construct(self, x):
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return x.view(-1)
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net = Net()
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net(Tensor([[1, 2, 3], [4, 5, 6]]))
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def test_view_parameter_1():
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class Net(nn.Cell):
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def __init__(self):
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super(Net, self).__init__()
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def construct(self, x):
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return x.view((3, 2))
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net = Net()
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net(Tensor([[1, 2, 3], [4, 5, 6]]))
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def test_view_parameter_2():
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class Net(nn.Cell):
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def __init__(self):
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super(Net, self).__init__()
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def construct(self, x):
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return x.view(3, 2)
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net = Net()
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net(Tensor([[1, 2, 3], [4, 5, 6]]))
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def test_view_shape_error():
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class Net(nn.Cell):
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def __init__(self):
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super(Net, self).__init__()
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self.value = Tensor([[1, 2, 3], [4, 5, 6]])
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def construct(self):
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return self.value.view()
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net = Net()
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with pytest.raises(ValueError) as ex:
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net()
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assert "The shape variable should not be empty" in str(ex.value)
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def test_view_shape_error_1():
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class Net(nn.Cell):
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def __init__(self):
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super(Net, self).__init__()
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self.value = Tensor([[1, 2, 3], [4, 5, 6]])
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def construct(self):
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return self.value.view((2, 3), (4, 5))
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net = Net()
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with pytest.raises(ValueError) as ex:
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net()
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assert "Only one tuple is needed" in str(ex.value)
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