# Copyright (c) 2018 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. from __future__ import print_function import unittest import numpy as np import paddle.fluid.core as core from op_test import OpTest, skip_check_grad_ci, convert_float_to_uint16 import paddle import paddle.static as static import paddle.fluid as fluid from paddle.fluid import Program, program_guard from paddle.fluid.framework import _test_eager_guard, _enable_legacy_dygraph _enable_legacy_dygraph() import os from paddle import _C_ops class TestDropoutOp(OpTest): def setUp(self): self.op_type = "dropout" self.inputs = {'X': np.random.random((32, 64)).astype("float32")} self.attrs = {'dropout_prob': 0.0, 'fix_seed': True, 'is_test': False} self.outputs = { 'Out': self.inputs['X'], 'Mask': np.ones((32, 64)).astype('uint8') } def test_check_output(self): self.check_output() def test_check_grad_normal(self): self.check_grad(['X'], 'Out') class TestDropoutOpInput1d(OpTest): def setUp(self): self.op_type = "dropout" self.inputs = {'X': np.random.random((2000, )).astype("float32")} self.attrs = {'dropout_prob': 0.0, 'fix_seed': True, 'is_test': False} self.outputs = { 'Out': self.inputs['X'], 'Mask': np.ones((2000)).astype('uint8') } def test_check_output(self): self.check_output() def test_check_grad_normal(self): self.check_grad(['X'], 'Out') class TestDropoutOp2(TestDropoutOp): def setUp(self): self.op_type = "dropout" self.inputs = {'X': np.random.random((32, 64)).astype("float32")} self.attrs = {'dropout_prob': 1.0, 'fix_seed': True, 'is_test': False} self.outputs = { 'Out': np.zeros((32, 64)).astype('float32'), 'Mask': np.zeros((32, 64)).astype('uint8') } class TestDropoutOp3(TestDropoutOp): def setUp(self): self.op_type = "dropout" self.inputs = {'X': np.random.random((32, 64, 2)).astype("float32")} self.attrs = {'dropout_prob': 0.0, 'fix_seed': True, 'is_test': False} self.outputs = { 'Out': self.inputs['X'], 'Mask': np.ones((32, 64, 2)).astype('uint8') } @skip_check_grad_ci(reason="For inference, check_grad is not required.") class TestDropoutOp4(OpTest): def setUp(self): self.op_type = "dropout" self.inputs = {'X': np.random.random((32, 64)).astype("float32")} self.attrs = {'dropout_prob': 0.35, 'fix_seed': True, 'is_test': True} self.outputs = { 'Out': self.inputs['X'] * (1.0 - self.attrs['dropout_prob']) } def test_check_output(self): self.check_output() @skip_check_grad_ci(reason="For inference, check_grad is not required.") class TestDropoutOp5(OpTest): def setUp(self): self.op_type = "dropout" self.inputs = {'X': np.random.random((32, 64, 3)).astype("float32")} self.attrs = {'dropout_prob': 0.75, 'is_test': True} self.outputs = { 'Out': self.inputs['X'] * (1.0 - self.attrs['dropout_prob']) } def test_check_output(self): self.check_output() class TestDropoutOp6(TestDropoutOp): def setUp(self): self.op_type = "dropout" self.inputs = {'X': np.random.random((32, 64)).astype("float32")} self.attrs = { 'dropout_prob': 1.0, 'fix_seed': True, 'is_test': False, 'dropout_implementation': 'upscale_in_train' } self.outputs = { 'Out': np.zeros((32, 64)).astype('float32'), 'Mask': np.zeros((32, 64)).astype('uint8') } class TestDropoutOp7(TestDropoutOp): def setUp(self): self.op_type = "dropout" self.inputs = {'X': np.random.random((32, 64, 2)).astype("float32")} self.attrs = { 'dropout_prob': 0.0, 'fix_seed': True, 'is_test': False, 'dropout_implementation': 'upscale_in_train' } self.outputs = { 'Out': self.inputs['X'], 'Mask': np.ones((32, 64, 2)).astype('uint8') } @skip_check_grad_ci(reason="For inference, check_grad is not required.") class TestDropoutOp8(OpTest): def setUp(self): self.op_type = "dropout" self.inputs = {'X': np.random.random((32, 64)).astype("float32")} self.attrs = { 'dropout_prob': 0.35, 'fix_seed': True, 'is_test': True, 'dropout_implementation': 'upscale_in_train' } self.outputs = {'Out': self.inputs['X']} def test_check_output(self): self.check_output() @skip_check_grad_ci(reason="For inference, check_grad is not required.") class TestDropoutOp9(OpTest): def setUp(self): self.op_type = "dropout" self.inputs = {'X': np.random.random((32, 64, 3)).astype("float32")} self.attrs = { 'dropout_prob': 0.75, 'is_test': True, 'dropout_implementation': 'upscale_in_train' } self.outputs = {'Out': self.inputs['X']} def test_check_output(self): self.check_output() class TestDropoutOpWithSeed(OpTest): def setUp(self): self.op_type = "dropout" self.inputs = { "X": np.random.random((32, 64)).astype("float32"), "Seed": np.asarray( [125], dtype="int32") } self.attrs = {'dropout_prob': 0.0, } self.outputs = { 'Out': self.inputs['X'], 'Mask': np.ones((32, 64)).astype('uint8') } def test_check_output(self): self.check_output() def test_check_grad_normal(self): self.check_grad(['X'], 'Out', max_relative_error=0.05) @unittest.skipIf( not core.is_compiled_with_cuda() or not core.op_support_gpu("dropout"), "core is not compiled with CUDA or core is not support dropout") @skip_check_grad_ci(reason="For inference, check_grad is not required.") class TestFP16DropoutOp(OpTest): def setUp(self): self.op_type = "dropout" self.init_test_case() x = np.random.random(self.input_size).astype("float16") out = x * (1.0 - self.prob) self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)} self.attrs = { 'dropout_prob': self.prob, 'fix_seed': self.fix_seed, 'is_test': True } self.outputs = {'Out': out} def init_test_case(self): self.input_size = [32, 64] self.prob = 0.35 self.fix_seed = True def test_check_output(self): self.check_output_with_place(core.CUDAPlace(0), atol=1e-3) @unittest.skipIf( not core.is_compiled_with_cuda() or not core.op_support_gpu("dropout"), "core is not compiled with CUDA or core is not support dropout") @skip_check_grad_ci(reason="For inference, check_grad is not required.") class TestFP16DropoutOp2(TestFP16DropoutOp): def init_test_case(self): self.input_size = [32, 64, 3] self.prob = 0.75 self.fix_seed = False class TestBF16DropoutOp(OpTest): def setUp(self): self.op_type = "dropout" self.dtype = np.uint16 x = np.random.random((32, 64)).astype("float32") self.inputs = {'X': convert_float_to_uint16(x)} self.attrs = {'dropout_prob': 1.0, 'fix_seed': True, 'is_test': False} self.outputs = { 'Out': convert_float_to_uint16(np.zeros((32, 64)).astype('float32')), 'Mask': np.zeros((32, 64)).astype('uint8') } def test_check_output(self): self.check_output() def test_check_grad_normal(self): self.check_grad(['X'], 'Out') class TestDropoutOpWithSeedOnCPUPlace(unittest.TestCase): def test_seed_cpu_place(self): paddle.enable_static() main_program = Program() with program_guard(main_program): seed_input_name = "tensor@SeedInput" x_var_name = "tensor@X" x_out_var = "tensor@XOut" mask_var_name = "tensor@Mask" seed_input_var = main_program.global_block().create_var( name=seed_input_name, shape=[1], dtype='int32', persistable=False, stop_gradient=True) x_out_var = main_program.global_block().create_var( name=x_out_var, shape=[40, 40], dtype='float32', persistable=False, stop_gradient=True) x_var = main_program.global_block().create_var( name=x_var_name, shape=[40, 40], dtype='float32', persistable=False, stop_gradient=True) mask_var = main_program.global_block().create_var( name=mask_var_name, shape=[1], dtype='int', persistable=False, stop_gradient=True) main_program.global_block().append_op( type="fill_constant", outputs={"Out": x_var_name}, attrs={ "shape": [40, 40], "dtype": x_var.dtype, "value": 1.0, "place_type": 0 }) main_program.global_block().append_op( type='seed', inputs={}, outputs={'Out': seed_input_var}, attrs={'seed': 1, 'force_cpu': True}) main_program.global_block().append_op( type='dropout', inputs={'X': x_var, 'Seed': seed_input_var}, attrs={'dropout_prob': 0.}, outputs={'Out': x_out_var, 'Mask': mask_var}) place = fluid.CPUPlace() if core.is_compiled_with_cuda(): place = fluid.CUDAPlace(0) exe = fluid.Executor(place) x_out, mask_out = exe.run( main_program, feed={}, fetch_list=[x_out_var.name, mask_var.name]) x_in_np = np.ones([40, 40]).astype("float32") self.assertTrue(np.allclose(x_out, x_in_np)) class TestDropoutOpError(unittest.TestCase): def test_errors(self): with program_guard(Program(), Program()): def test_Variable(): # the input of dropout must be Variable. x1 = fluid.create_lod_tensor( np.array([-1, 3, 5, 5]), [[1, 1, 1, 1]], fluid.CPUPlace()) fluid.layers.dropout(x1, dropout_prob=0.5) self.assertRaises(TypeError, test_Variable) def test_dtype(): # the input dtype of dropout must be float16 or float32 or float64 # float16 only can be set on GPU place x2 = fluid.layers.data( name='x2', shape=[3, 4, 5, 6], dtype="int32") fluid.layers.dropout(x2, dropout_prob=0.5) self.assertRaises(TypeError, test_dtype) class TestDropoutFAPI(unittest.TestCase): def setUp(self): np.random.seed(123) self.places = [fluid.CPUPlace()] if core.is_compiled_with_cuda(): self.places.append(fluid.CUDAPlace(0)) def check_static_result(self, place): with fluid.program_guard(fluid.Program(), fluid.Program()): input = fluid.data(name="input", shape=[-1, -1], dtype="float32") res1 = paddle.nn.functional.dropout(x=input, p=0., training=False) res2 = paddle.nn.functional.dropout( x=input, p=0., axis=0, training=True, mode='upscale_in_train') res3 = paddle.nn.functional.dropout( x=input, p=0., axis=0, training=True, mode='downscale_in_infer') res4 = paddle.nn.functional.dropout( x=input, p=0., axis=0, training=False, mode='upscale_in_train') res5 = paddle.nn.functional.dropout( x=input, p=0., axis=0, training=False, mode='downscale_in_infer') res6 = paddle.nn.functional.dropout( x=input, p=0., axis=[0, 1], training=True, mode='upscale_in_train') res7 = paddle.nn.functional.dropout( x=input, p=0., axis=[0, 1], training=True, mode='downscale_in_infer') res8 = paddle.nn.functional.dropout( x=input, p=0., axis=[0, 1], training=False, mode='upscale_in_train') res9 = paddle.nn.functional.dropout( x=input, p=0., axis=[0, 1], training=False, mode='downscale_in_infer') res10 = paddle.nn.functional.dropout(x=input, p=1., training=True) res11 = paddle.fluid.layers.dropout(x=input, dropout_prob=0.) res12 = paddle.nn.functional.dropout( x=input, p=0., axis=(0, 1), training=False, mode='upscale_in_train') res13 = paddle.nn.functional.dropout( x=input, p=0.7, axis=1, training=True, mode='upscale_in_train') in_np = np.ones([40, 40]).astype("float32") res_np = in_np res_np2 = np.zeros_like(in_np) exe = fluid.Executor(place) res_list = [ res1, res2, res3, res4, res5, res6, res7, res8, res9, res11, res12 ] for res in res_list: fetches = exe.run(fluid.default_main_program(), feed={"input": in_np}, fetch_list=[res]) self.assertTrue(np.allclose(fetches[0], res_np)) fetches2 = exe.run(fluid.default_main_program(), feed={"input": in_np}, fetch_list=[res10]) self.assertTrue(np.allclose(fetches2[0], res_np2)) fetches3 = exe.run(fluid.default_main_program(), feed={"input": in_np}, fetch_list=[res13]) def test_static(self): for place in self.places: self.check_static_result(place=place) def test_dygraph(self): for place in self.places: with fluid.dygraph.guard(place): in_np = np.random.random([40, 40]).astype("float32") res_np = in_np res_np2 = np.zeros_like(in_np) input = fluid.dygraph.to_variable(in_np) res1 = paddle.nn.functional.dropout( x=input, p=0., training=False) res2 = paddle.nn.functional.dropout( x=input, p=0., axis=0, training=True, mode='upscale_in_train') res3 = paddle.nn.functional.dropout( x=input, p=0., axis=0, training=True, mode='downscale_in_infer') res4 = paddle.nn.functional.dropout( x=input, p=0., axis=0, training=False, mode='upscale_in_train') res5 = paddle.nn.functional.dropout( x=input, p=0., axis=0, training=False, mode='downscale_in_infer') res6 = paddle.nn.functional.dropout( x=input, p=0., axis=[0, 1], training=True, mode='upscale_in_train') res7 = paddle.nn.functional.dropout( x=input, p=0., axis=[0, 1], training=True, mode='downscale_in_infer') res8 = paddle.nn.functional.dropout( x=input, p=0., axis=[0, 1], training=False, mode='upscale_in_train') res9 = paddle.nn.functional.dropout( x=input, p=0., axis=[0, 1], training=False, mode='downscale_in_infer') res10 = paddle.nn.functional.dropout( x=input, p=1., training=True) dropout = paddle.fluid.dygraph.Dropout(p=0, ) res11 = dropout(input) res12 = paddle.nn.functional.dropout( x=input, p=0., axis=(0, 1), training=False, mode='upscale_in_train') res13 = paddle.nn.functional.dropout( x=input, p=0.5, axis=1, training=True, mode='upscale_in_train') res_list = [ res1, res2, res3, res4, res5, res6, res7, res8, res9, res11, res12 ] for res in res_list: self.assertTrue(np.allclose(res.numpy(), res_np)) self.assertTrue(np.allclose(res10.numpy(), res_np2)) class TestDropoutFAPIError(unittest.TestCase): def test_errors(self): with program_guard(Program(), Program()): def test_Variable(): # the input of dropout must be Variable. x1 = fluid.create_lod_tensor( np.array([-1, 3, 5, 5]), [[1, 1, 1, 1]], fluid.CPUPlace()) paddle.nn.functional.dropout(x1, p=0.5) self.assertRaises(TypeError, test_Variable) def test_Variable2(): # the input of dropout must be Variable. x1 = fluid.create_lod_tensor( np.array([-1, 3, 5, 5]), [[1, 1, 1, 1]], fluid.CPUPlace()) paddle.nn.functional.dropout(x1, p=0.5, axis=0) self.assertRaises(TypeError, test_Variable2) def test_dtype(): # the input dtype of dropout must be float32 or float64 # float16 only can be set on GPU place xr = fluid.data(name='xr', shape=[3, 4, 5, 6], dtype="int32") paddle.nn.functional.dropout(xr, p=0.5) self.assertRaises(TypeError, test_dtype) def test_pdtype(): # p should be int or float x2 = fluid.data(name='x2', shape=[3, 4, 5, 6], dtype="float32") paddle.nn.functional.dropout(x2, p='0.5') self.assertRaises(TypeError, test_pdtype) def test_pvalue(): # p should be 0.<=p<=1. x2 = fluid.data(name='x2', shape=[3, 4, 5, 6], dtype="float32") paddle.nn.functional.dropout(x2, p=1.2) self.assertRaises(ValueError, test_pvalue) def test_mode(): # mode should be 'downscale_in_infer' or 'upscale_in_train' x2 = fluid.data(name='x2', shape=[3, 4, 5, 6], dtype="float32") paddle.nn.functional.dropout(x2, mode='abc') self.assertRaises(ValueError, test_mode) def test_axis(): # axis should be int or list x2 = fluid.data(name='x2', shape=[3, 4, 5, 6], dtype="float32") paddle.nn.functional.dropout(x2, axis=1.2) self.assertRaises(TypeError, test_axis) def test_axis_max(): # maximum of axis should less than dimensions of x x2 = fluid.data(name='x2', shape=[3, 4, 5, 6], dtype="float32") paddle.nn.functional.dropout(x2, axis=[0, 5]) self.assertRaises(ValueError, test_axis_max) def test_axis_min(): # minimum of axis should greater equal than 0 x2 = fluid.data(name='x2', shape=[3, 4, 5, 6], dtype="float32") paddle.nn.functional.dropout(x2, axis=[0, -1]) self.assertRaises(ValueError, test_axis_min) def test_axis_len(): # length of axis should not greater than dimensions of x x2 = fluid.data(name='x2', shape=[3, 4, 5, 6], dtype="float32") paddle.nn.functional.dropout(x2, axis=[0, 1, 2, 3, 4]) self.assertRaises(ValueError, test_axis_len) class TestDropoutCAPI(unittest.TestCase): def setUp(self): np.random.seed(123) self.places = [fluid.CPUPlace()] if core.is_compiled_with_cuda(): self.places.append(fluid.CUDAPlace(0)) def test_dygraph(self): for place in self.places: with fluid.dygraph.guard(place): input_np = np.random.random([40, 40]).astype("float32") result_np = input_np input = fluid.dygraph.to_variable(input_np) m = paddle.nn.Dropout(p=0.) m.eval() result = m(input) self.assertTrue(np.allclose(result.numpy(), result_np)) class TestDropout2DFAPI(unittest.TestCase): def setUp(self): np.random.seed(123) self.places = [fluid.CPUPlace()] if core.is_compiled_with_cuda(): self.places.append(fluid.CUDAPlace(0)) def check_static_result(self, place): with fluid.program_guard(fluid.Program(), fluid.Program()): input = fluid.data( name="input", shape=[2, 3, 4, 5], dtype="float32") res1 = paddle.nn.functional.dropout2d( x=input, p=0., training=False, data_format='NCHW') res2 = paddle.nn.functional.dropout2d( x=input, p=0., training=False, data_format='NHWC') in_np = np.random.random([2, 3, 4, 5]).astype("float32") res_np = in_np exe = fluid.Executor(place) res_list = [res1, res2] for res in res_list: fetches = exe.run(fluid.default_main_program(), feed={"input": in_np}, fetch_list=[res]) self.assertTrue(np.allclose(fetches[0], res_np)) def test_static(self): for place in self.places: self.check_static_result(place=place) def test_dygraph(self): for place in self.places: with fluid.dygraph.guard(place): in_np = np.random.random([2, 3, 4, 5]).astype("float32") res_np = in_np input = fluid.dygraph.to_variable(in_np) res1 = paddle.nn.functional.dropout2d( x=input, p=0., training=False, data_format='NCHW') res2 = paddle.nn.functional.dropout2d( x=input, p=0., training=False, data_format='NHWC') res_list = [res1, res2] for res in res_list: self.assertTrue(np.allclose(res.numpy(), res_np)) class TestDropout2DFAPIError(unittest.TestCase): def test_errors(self): with program_guard(Program(), Program()): def test_xdim(): # dimentions of x should be 4 x = fluid.data(name='x1', shape=[2, 3, 4, 5, 6], dtype="int32") paddle.nn.functional.dropout2d(x) self.assertRaises(ValueError, test_xdim) def test_dataformat(): # data_format should be 'NCHW' or 'NHWC' x = fluid.data(name='x2', shape=[2, 3, 4, 5], dtype="int32") paddle.nn.functional.dropout2d(x, data_format='CNHW') self.assertRaises(ValueError, test_dataformat) class TestDropout2DCAPI(unittest.TestCase): def setUp(self): np.random.seed(123) self.places = [fluid.CPUPlace()] if core.is_compiled_with_cuda(): self.places.append(fluid.CUDAPlace(0)) def test_dygraph(self): for place in self.places: with fluid.dygraph.guard(place): input_np = np.random.random([2, 3, 4, 5]).astype("float32") result_np = input_np input = fluid.dygraph.to_variable(input_np) m = paddle.nn.Dropout2D(p=0.) m.eval() result = m(input) self.assertTrue(np.allclose(result.numpy(), result_np)) class TestDropout3DFAPI(unittest.TestCase): def setUp(self): np.random.seed(123) self.places = [fluid.CPUPlace()] if core.is_compiled_with_cuda(): self.places.append(fluid.CUDAPlace(0)) def check_static_result(self, place): with fluid.program_guard(fluid.Program(), fluid.Program()): input = fluid.data( name="input", shape=[2, 3, 4, 5, 6], dtype="float32") res1 = paddle.nn.functional.dropout3d( x=input, p=0., training=False, data_format='NCDHW') res2 = paddle.nn.functional.dropout3d( x=input, p=0., training=False, data_format='NDHWC') in_np = np.random.random([2, 3, 4, 5, 6]).astype("float32") res_np = in_np exe = fluid.Executor(place) res_list = [res1, res2] for res in res_list: fetches = exe.run(fluid.default_main_program(), feed={"input": in_np}, fetch_list=[res]) self.assertTrue(np.allclose(fetches[0], res_np)) def test_static(self): for place in self.places: self.check_static_result(place=place) def test_dygraph(self): for place in self.places: with fluid.dygraph.guard(place): in_np = np.random.random([2, 3, 4, 5, 6]).astype("float32") res_np = in_np input = fluid.dygraph.to_variable(in_np) res1 = paddle.nn.functional.dropout3d( x=input, p=0., training=False, data_format='NCDHW') res2 = paddle.nn.functional.dropout3d( x=input, p=0., training=False, data_format='NDHWC') res_list = [res1, res2] for res in res_list: self.assertTrue(np.allclose(res.numpy(), res_np)) class TestDropout3DFAPIError(unittest.TestCase): def test_errors(self): with program_guard(Program(), Program()): def test_xdim(): # dimentions of x should be 5 x = fluid.data(name='x1', shape=[2, 3, 4, 5], dtype="int32") paddle.nn.functional.dropout3d(x) self.assertRaises(ValueError, test_xdim) def test_dataformat(): # data_format should be 'NCDHW' or 'NDHWC' x = fluid.data(name='x2', shape=[2, 3, 4, 5, 6], dtype="int32") paddle.nn.functional.dropout3d(x, data_format='CNDHW') self.assertRaises(ValueError, test_dataformat) class TestDropout3DCAPI(unittest.TestCase): def setUp(self): np.random.seed(123) self.places = [fluid.CPUPlace()] if core.is_compiled_with_cuda(): self.places.append(fluid.CUDAPlace(0)) def test_dygraph(self): for place in self.places: with fluid.dygraph.guard(place): input_np = np.random.random([2, 3, 4, 5, 6]).astype("float32") result_np = input_np input = fluid.dygraph.to_variable(input_np) m = paddle.nn.Dropout3D(p=0.) m.eval() result = m(input) self.assertTrue(np.allclose(result.numpy(), result_np)) class TestAlphaDropoutFAPI(unittest.TestCase): def setUp(self): np.random.seed(123) self.places = [fluid.CPUPlace()] if core.is_compiled_with_cuda(): self.places.append(fluid.CUDAPlace(0)) def check_static_result(self, place): with fluid.program_guard(fluid.Program(), fluid.Program()): input = fluid.data(name="input", shape=[40, 40], dtype="float32") res1 = paddle.nn.functional.alpha_dropout(x=input, p=0.) res2 = paddle.nn.functional.alpha_dropout( x=input, p=0., training=False) res3 = paddle.nn.functional.alpha_dropout(x=input, p=1.) in_np = np.random.random([40, 40]).astype("float32") res_np = in_np res_np3 = np.zeros_like(in_np) exe = fluid.Executor(place) res_list = [res1, res2] for res in res_list: fetches = exe.run(fluid.default_main_program(), feed={"input": in_np}, fetch_list=[res]) self.assertTrue(np.allclose(fetches[0], res_np)) fetches = exe.run(fluid.default_main_program(), feed={"input": in_np}, fetch_list=[res3]) self.assertTrue(np.allclose(fetches[0], res_np3)) def test_static(self): for place in self.places: self.check_static_result(place=place) def test_dygraph(self): for place in self.places: with fluid.dygraph.guard(place): in_np = np.random.random([40, 40]).astype("float32") res_np = in_np res_np3 = np.zeros_like(in_np) input = fluid.dygraph.to_variable(in_np) res1 = paddle.nn.functional.alpha_dropout(x=input, p=0.) res2 = paddle.nn.functional.alpha_dropout( x=input, p=0., training=False) res3 = paddle.nn.functional.alpha_dropout(x=input, p=1.) res_list = [res1, res2] for res in res_list: self.assertTrue(np.allclose(res.numpy(), res_np)) self.assertTrue(np.allclose(res3.numpy(), res_np3)) class TestAlphaDropoutFAPIError(unittest.TestCase): def test_errors(self): with program_guard(Program(), Program()): def test_Variable(): # the input of dropout must be Variable. x1 = fluid.create_lod_tensor( np.array([-1, 3, 5, 5]), [[1, 1, 1, 1]], fluid.CPUPlace()) paddle.nn.functional.alpha_dropout(x1, p=0.5) self.assertRaises(TypeError, test_Variable) def test_dtype(): # the input dtype of dropout must be float32 or float64 xr = fluid.data(name='xr', shape=[3, 4, 5, 6], dtype="int32") paddle.nn.functional.alpha_dropout(xr) self.assertRaises(TypeError, test_dtype) def test_pdtype(): # p should be int or float x2 = fluid.data(name='x2', shape=[3, 4, 5, 6], dtype="float32") paddle.nn.functional.alpha_dropout(x2, p='0.5') self.assertRaises(TypeError, test_pdtype) def test_pvalue(): # p should be 0.<=p<=1. x2 = fluid.data(name='x2', shape=[3, 4, 5, 6], dtype="float32") paddle.nn.functional.alpha_dropout(x2, p=1.2) self.assertRaises(ValueError, test_pvalue) class TestAlphaDropoutCAPI(unittest.TestCase): def setUp(self): np.random.seed(123) self.places = [fluid.CPUPlace()] if core.is_compiled_with_cuda(): self.places.append(fluid.CUDAPlace(0)) def test_dygraph(self): for place in self.places: with fluid.dygraph.guard(place): input_np = np.random.random([40, 40]).astype("float32") result_np = input_np input = fluid.dygraph.to_variable(input_np) m = paddle.nn.AlphaDropout(p=0.) m.eval() result = m(input) self.assertTrue(np.allclose(result.numpy(), result_np)) class TestDropoutWithDeterminateSeedGenerator(unittest.TestCase): def setUp(self): paddle.framework.random.set_random_seed_generator('seed0', 123) paddle.framework.random.set_random_seed_generator('seed1', 123) rng0 = paddle.framework.random.get_random_seed_generator('seed0') rng1 = paddle.framework.random.get_random_seed_generator('seed1') self.places = [paddle.CPUPlace()] if paddle.is_compiled_with_cuda(): self.places.append(paddle.CUDAPlace(0)) def check_static_result(self, place): from paddle.distributed.fleet.meta_parallel.parallel_layers.random import dropout with static.program_guard(static.Program(), static.Program()): input = static.data(name="input", shape=[40, 40], dtype="float32") res1 = dropout( input, p=0.3, training=True, mode='upscale_in_train', rng_name='seed0') res2 = dropout( input, p=0.3, training=True, mode='upscale_in_train', rng_name='seed1') res3 = dropout(input, p=0.3) in_np = np.random.random([40, 40]).astype("float32") exe = static.Executor(place) res_list = [res1, res2] for i in range(2): out1, out2 = exe.run(static.default_main_program(), feed={"input": in_np}, fetch_list=res_list) self.assertTrue(np.allclose(out1, out2)) def test_static(self): for place in self.places: self.check_static_result(place=place) class TestDropoutBackward(unittest.TestCase): def setUp(self): np.random.seed(123) self.places = [fluid.CPUPlace()] if core.is_compiled_with_cuda(): self.places.append(fluid.CUDAPlace(0)) def cal_grad_upscale_train(self, mask, prob): return mask.astype("float32") / (1 - prob) def cal_grad_downscale_in_infer(self, mask): return mask.astype("float32") def test_backward_downscale_in_infer(self): _enable_legacy_dygraph() for place in self.places: with fluid.dygraph.guard(place): input = paddle.uniform([40, 40], dtype="float32") input.stop_gradient = False out, mask = core.ops.dropout(input, 'dropout_prob', 0.5) out.backward() self.assertTrue( np.array_equal(input.gradient( ), self.cal_grad_downscale_in_infer(mask.numpy()))) def test_backward_downscale_in_infer_eager(self): for place in self.places: with fluid.dygraph.guard(place): with _test_eager_guard(): input = paddle.uniform([40, 40], dtype="float32") input.stop_gradient = False out, mask = _C_ops.final_state_dropout( input, None, 0.5, False, "downgrade_in_infer", 0, False) out.backward() self.assertTrue( np.array_equal(input.gradient( ), self.cal_grad_downscale_in_infer(mask.numpy()))) def test_backward_upscale_train(self): for place in self.places: with fluid.dygraph.guard(place): prob = 0.5 input = paddle.uniform([40, 40], dtype="float32") input.stop_gradient = False out, mask = core.ops.dropout(input, 'dropout_prob', prob, "dropout_implementation", "upscale_in_train") out.backward() self.assertTrue( np.allclose(input.gradient( ), self.cal_grad_upscale_train(mask.numpy(), prob))) def test_backward_upscale_train_eager(self): for place in self.places: with fluid.dygraph.guard(place): with _test_eager_guard(): prob = 0.5 input = paddle.uniform([40, 40], dtype="float32") input.stop_gradient = False out, mask = _C_ops.final_state_dropout( input, None, 0.5, False, "upscale_in_train", 0, False) out.backward() self.assertTrue( np.allclose(input.gradient( ), self.cal_grad_upscale_train(mask.numpy(), prob))) def test_backward_upscale_train_2(self): for place in self.places: with fluid.dygraph.guard(place): prob = 0.3 input = paddle.uniform([40, 40], dtype="float32") input.stop_gradient = False out, mask = core.ops.dropout(input, 'dropout_prob', prob, "dropout_implementation", "upscale_in_train") out.backward() self.assertTrue( np.allclose(input.gradient( ), self.cal_grad_upscale_train(mask.numpy(), prob))) class TestRandomValue(unittest.TestCase): def test_fixed_random_number(self): # Test GPU Fixed random number, which is generated by 'curandStatePhilox4_32_10_t' if not paddle.is_compiled_with_cuda(): return # Different GPU generate different random value. Only test V100 here. if not "V100" in paddle.device.cuda.get_device_name(): return print("Test Fixed Random number on V100 GPU------>") paddle.disable_static() paddle.set_device('gpu') paddle.seed(100) x = paddle.rand([32, 1024, 1024], dtype='float32') out = paddle.nn.functional.dropout(x, 0.25).numpy() index0, index1, index2 = np.nonzero(out) self.assertEqual(np.sum(index0), 390094540) self.assertEqual(np.sum(index1), 12871475125) self.assertEqual(np.sum(index2), 12872777397) self.assertEqual(np.sum(out), 16778744.0) expect = [ 0.6914956, 0.5294584, 0.19032137, 0.6996228, 0.3338527, 0.8442094, 0.96965003, 1.1726775, 0., 0.28037727 ] self.assertTrue(np.allclose(out[10, 100, 500:510], expect)) x = paddle.rand([32, 1024, 1024], dtype='float64') out = paddle.nn.functional.dropout(x).numpy() index0, index1, index2 = np.nonzero(out) self.assertEqual(np.sum(index0), 260065137) self.assertEqual(np.sum(index1), 8582636095) self.assertEqual(np.sum(index2), 8582219962) self.assertEqual(np.sum(out), 16778396.563660286) expect = [ 1.28587354, 0.15563703, 0., 0.28799703, 0., 0., 0., 0.54964, 0.51355682, 0.33818988 ] self.assertTrue(np.allclose(out[20, 100, 500:510], expect)) x = paddle.ones([32, 1024, 1024], dtype='float16') out = paddle.nn.functional.dropout(x, 0.75).numpy() index0, index1, index2 = np.nonzero(out) self.assertEqual(np.sum(index0), 130086900) self.assertEqual(np.sum(index1), 4291190105) self.assertEqual(np.sum(index2), 4292243807) expect = [0., 0., 0., 0., 0., 0., 0., 0., 4., 4.] self.assertTrue(np.allclose(out[0, 100, 500:510], expect)) paddle.enable_static() if __name__ == '__main__': paddle.enable_static() unittest.main()