# 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 parameter """ import numpy as np import pytest from mindspore import context, Tensor, Parameter, ParameterTuple from mindspore._checkparam import _check_str_by_regular from mindspore.common import dtype as mstype from mindspore.common.initializer import initializer def test_parameter_init(): dat = np.array([[1, 2, 3], [2, 3, 4]]) tensor = Tensor(dat) Parameter(tensor, name="testParameter", requires_grad=True, layerwise_parallel=False) def test_parameter_tuple_illegal(): p1 = Parameter(initializer(0, [1], mstype.int32), name="global_step1") p2 = Parameter(initializer(0, [1], mstype.int32), name="global_step2") plist = [p1, p2] plist2 = [p1, "str"] ptuple = (p1, p2) ptuple_str = ("2", "1") pstr = "[2,3]" pnum = 3 ParameterTuple(plist) ParameterTuple(ptuple) with pytest.raises(TypeError): ParameterTuple(p1) with pytest.raises(TypeError): ParameterTuple(plist2) with pytest.raises(TypeError): ParameterTuple(ptuple_str) with pytest.raises(TypeError): ParameterTuple(pstr) with pytest.raises(TypeError): ParameterTuple(pnum) def test_parameter_init_illegal(): dat = np.array([[1, 2, 3], [2, 3, 4]]) tensor = Tensor(dat) data_none = None data_bool = True data_str = "nicai" data_int = 3 data_list = [1, "2", True] data_tuple = (1, 2, 3) # test data Parameter(tensor, name=data_str) Parameter(data_int, name=data_str) Parameter(dat, name=data_str) with pytest.raises(ValueError): Parameter(data_bool, name=data_str) # test name Parameter(tensor, name=data_none) with pytest.raises(ValueError): Parameter(tensor, name=dat) with pytest.raises(ValueError): Parameter(tensor, name=tensor) with pytest.raises(ValueError): Parameter(tensor, name=data_bool) with pytest.raises(ValueError): Parameter(tensor, name=data_int) with pytest.raises(ValueError): Parameter(tensor, name=data_list) with pytest.raises(ValueError): Parameter(tensor, name=data_tuple) Parameter(tensor, name=data_str, requires_grad=data_bool) with pytest.raises(TypeError): Parameter(tensor, name=data_str, requires_grad=data_none) with pytest.raises(TypeError): Parameter(tensor, name=data_str, requires_grad=dat) with pytest.raises(TypeError): Parameter(tensor, name=data_str, requires_grad=tensor) with pytest.raises(TypeError): Parameter(tensor, name=data_str, requires_grad=data_str) with pytest.raises(TypeError): Parameter(tensor, name=data_str, requires_grad=data_int) with pytest.raises(TypeError): Parameter(tensor, name=data_str, requires_grad=data_list) with pytest.raises(TypeError): Parameter(tensor, name=data_str, requires_grad=data_tuple) Parameter(tensor, name=data_str, requires_grad=data_bool, layerwise_parallel=data_bool) with pytest.raises(TypeError): Parameter(tensor, name=data_str, requires_grad=data_bool, layerwise_parallel=dat) with pytest.raises(TypeError): Parameter(tensor, name=data_str, requires_grad=data_bool, layerwise_parallel=tensor) with pytest.raises(TypeError): Parameter(tensor, name=data_str, requires_grad=data_bool, layerwise_parallel=data_none) with pytest.raises(TypeError): Parameter(tensor, name=data_str, requires_grad=data_bool, layerwise_parallel=data_str) with pytest.raises(TypeError): Parameter(tensor, name=data_str, requires_grad=data_bool, layerwise_parallel=data_int) with pytest.raises(TypeError): Parameter(tensor, name=data_str, requires_grad=data_bool, layerwise_parallel=data_list) with pytest.raises(TypeError): Parameter(tensor, name=data_str, requires_grad=data_bool, layerwise_parallel=data_tuple) def test_check_str_by_regular(): str1 = "12_sf.asdf_" str2 = "x12_sf.asdf." str3 = "_x12_sf.asdf" str4 = ".12_sf.asdf" str5 = "12_sf.a$sdf." str6 = "12+sf.asdf" _check_str_by_regular(str1) _check_str_by_regular(str2) _check_str_by_regular(str3) with pytest.raises(ValueError): _check_str_by_regular(str4) with pytest.raises(ValueError): _check_str_by_regular(str5) with pytest.raises(ValueError): _check_str_by_regular(str6) def test_parameter_compute(): para_1 = Parameter(initializer('ones', [1, 2, 3], mstype.int32), 'test1') para_2 = Parameter(initializer('ones', [1, 2, 3], mstype.int32), 'test2') t3 = Tensor(np.ones((1, 2, 3))) out = para_1 + para_2 assert np.array_equal(out.asnumpy(), np.ones((1, 2, 3)) * 2) out = para_1 * para_2 assert np.array_equal(out.asnumpy(), np.ones((1, 2, 3))) out = para_1 + t3 assert np.array_equal(out.asnumpy(), np.ones((1, 2, 3)) * 2) out = para_1 * t3 assert np.array_equal(out.asnumpy(), np.ones((1, 2, 3))) assert isinstance(para_1, Tensor) def test_scalar_parameter_update(): # float fp = Parameter(0.5, 'fp') fp.default_input = 0.8 assert np.array_equal(fp.default_input.asnumpy(), np.array(0.8, np.float32)) fp.default_input = 1 assert np.array_equal(fp.default_input.asnumpy(), np.array(1.0, np.float32)) int_ = Parameter(1, 'fp') int_.default_input = 2 assert np.array_equal(int_.default_input.asnumpy(), np.array(2, np.int32)) with pytest.raises(TypeError): int_.default_input = 1.2 # Tensor fp32 = Tensor(0.5, mstype.float32) int32 = Tensor(2, mstype.int32) fp16 = Tensor(0.6, mstype.float16) int16 = Tensor(3, mstype.int16) bool_ = Tensor(np.array(True, dtype=np.bool_)) # updata_by_tensor fp32_p = Parameter(fp32, 'fp32') fp32_p.default_input = 0.8 fp32_p.default_input = 1 fp32_p.default_input = int32 fp32_p.default_input = fp32 fp32_p.default_input = int16 fp32_p.default_input = fp16 fp32_p.default_input = bool_ # updata_by_tensor fp16_p = Parameter(fp16, 'fp16') with pytest.raises(TypeError): fp16_p.default_input = fp32 def test_parameter_lazy_init(): # support lazy init in SEMI_AUTO_PARALLEL mode context.reset_auto_parallel_context() context.set_auto_parallel_context(parallel_mode="semi_auto_parallel", device_num=8) # Call init_data() without set default_input. para = Parameter(initializer('ones', [1, 2, 3], mstype.float32), 'test1') assert not isinstance(para.default_input, Tensor) para = para.init_data() assert isinstance(para.default_input, Tensor) assert np.array_equal(para.default_input.asnumpy(), np.ones((1, 2, 3))) # Call init_data() after default_input is set. para = Parameter(initializer('ones', [1, 2, 3], mstype.float32), 'test2') assert not isinstance(para.default_input, Tensor) # expect type error when not init with pytest.raises(TypeError): para.default_input = Tensor(np.zeros((1, 2, 3))) # init then assign para = para.init_data() # check the type with pytest.raises(TypeError): para.default_input = Tensor(np.zeros((1, 2, 3))) # check the shape with pytest.raises(ValueError): para.default_input = Tensor(np.zeros((1, 2))) # expect change ok para.default_input = Tensor(np.zeros((1, 2, 3)).astype(np.float32)) assert np.array_equal(para.default_input.asnumpy(), np.zeros((1, 2, 3))) para.default_input = initializer('ones', [1, 2, 3], mstype.float32) assert isinstance(para.default_input, Tensor) # same object and has inited assert np.array_equal(para.default_input.asnumpy(), np.ones((1, 2, 3))) # expect no effect. para.init_data() assert np.array_equal(para.default_input.asnumpy(), np.ones((1, 2, 3))) para.set_parameter_data(Tensor(np.zeros((1, 2)).astype(np.float32)), slice_shape=True) assert np.array_equal(para.default_input.asnumpy(), np.zeros((1, 2))) para.set_parameter_data(initializer('ones', [1, 2], mstype.float32), slice_shape=True) assert np.array_equal(para.default_input.asnumpy(), np.ones((1, 2))) context.reset_auto_parallel_context()