# Copyright (c) 2019 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 import paddle.fluid as fluid import paddle.fluid.core as core from op_test import OpTest import random class TestElementwiseModOp(OpTest): def init_kernel_type(self): self.use_mkldnn = False def setUp(self): self.op_type = "elementwise_mod" self.axis = -1 self.init_dtype() self.init_input_output() self.init_kernel_type() self.init_axis() self.inputs = { 'X': OpTest.np_dtype_to_fluid_dtype(self.x), 'Y': OpTest.np_dtype_to_fluid_dtype(self.y) } self.attrs = {'axis': self.axis, 'use_mkldnn': self.use_mkldnn} self.outputs = {'Out': self.out} def test_check_output(self): self.check_output() def init_input_output(self): self.x = np.random.uniform(0, 10000, [10, 10]).astype(self.dtype) self.y = np.random.uniform(0, 1000, [10, 10]).astype(self.dtype) self.out = np.mod(self.x, self.y) def init_dtype(self): self.dtype = np.int32 def init_axis(self): pass class TestElementwiseModOp_scalar(TestElementwiseModOp): def init_input_output(self): scale_x = random.randint(0, 100000000) scale_y = random.randint(1, 100000000) self.x = (np.random.rand(2, 3, 4) * scale_x).astype(self.dtype) self.y = (np.random.rand(1) * scale_y + 1).astype(self.dtype) self.out = np.mod(self.x, self.y) class TestElementwiseModOpFloat(TestElementwiseModOp): def init_dtype(self): self.dtype = np.float32 def init_input_output(self): self.x = np.random.uniform(-1000, 1000, [10, 10]).astype(self.dtype) self.y = np.random.uniform(-100, 100, [10, 10]).astype(self.dtype) self.out = np.fmod(self.y + np.fmod(self.x, self.y), self.y) def test_check_output(self): self.check_output() class TestElementwiseModOpDouble(TestElementwiseModOpFloat): def init_dtype(self): self.dtype = np.float64 class TestRemainderAPI(unittest.TestCase): def setUp(self): paddle.set_default_dtype("float64") self.places = [fluid.CPUPlace()] if core.is_compiled_with_cuda(): self.places.append(fluid.CUDAPlace(0)) def check_static_result(self, place): # rule 1 with fluid.program_guard(fluid.Program(), fluid.Program()): x = fluid.data(name="x", shape=[3], dtype="float64") y = np.array([1, 2, 3]) self.assertRaises(TypeError, paddle.remainder, x=x, y=y) # rule 3: with fluid.program_guard(fluid.Program(), fluid.Program()): x = fluid.data(name="x", shape=[3], dtype="float64") y = fluid.data(name="y", shape=[3], dtype="float32") self.assertRaises(TypeError, paddle.remainder, x=x, y=y) # rule 4: x is Tensor, y is scalar with fluid.program_guard(fluid.Program(), fluid.Program()): x = fluid.data(name="x", shape=[3], dtype="float64") y = 2 exe = fluid.Executor(place) res = x % y np_z = exe.run(fluid.default_main_program(), feed={"x": np.array([2, 3, 4]).astype('float64')}, fetch_list=[res]) z_expected = np.array([0., 1., 0.]) self.assertEqual((np_z[0] == z_expected).all(), True) # rule 5: y is Tensor, x is scalar with fluid.program_guard(fluid.Program(), fluid.Program()): x = 3 y = fluid.data(name="y", shape=[3], dtype="float32") self.assertRaises(TypeError, paddle.remainder, x=x, y=y) # rule 6: y is Tensor, x is Tensor with fluid.program_guard(fluid.Program(), fluid.Program()): x = fluid.data(name="x", shape=[3], dtype="float64") y = fluid.data(name="y", shape=[1], dtype="float64") exe = fluid.Executor(place) res = x % y np_z = exe.run(fluid.default_main_program(), feed={ "x": np.array([1., 2., 4]).astype('float64'), "y": np.array([1.5]).astype('float64') }, fetch_list=[res]) z_expected = np.array([1., 0.5, 1.0]) self.assertEqual((np_z[0] == z_expected).all(), True) # rule 6: y is Tensor, x is Tensor with fluid.program_guard(fluid.Program(), fluid.Program()): x = fluid.data(name="x", shape=[6], dtype="float64") y = fluid.data(name="y", shape=[1], dtype="float64") exe = fluid.Executor(place) res = x % y np_z = exe.run( fluid.default_main_program(), feed={ "x": np.array([-3., -2, -1, 1, 2, 3]).astype('float64'), "y": np.array([2]).astype('float64') }, fetch_list=[res]) z_expected = np.array([1., 0., 1., 1., 0., 1.]) self.assertEqual((np_z[0] == z_expected).all(), True) 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): # rule 1 : avoid numpy.ndarray np_x = np.array([2, 3, 4]) np_y = np.array([1, 5, 2]) x = paddle.to_tensor(np_x) self.assertRaises(TypeError, paddle.remainder, x=x, y=np_y) # rule 3: both the inputs are Tensor np_x = np.array([2, 3, 4]) np_y = np.array([1, 5, 2]) x = paddle.to_tensor(np_x, dtype="float32") y = paddle.to_tensor(np_y, dtype="float64") self.assertRaises(TypeError, paddle.remainder, x=x, y=y) # rule 4: x is Tensor, y is scalar np_x = np.array([2, 3, 4]) x = paddle.to_tensor(np_x, dtype="int32") y = 2 z = x % y z_expected = np.array([0, 1, 0]) self.assertEqual((z_expected == z.numpy()).all(), True) # rule 5: y is Tensor, x is scalar np_x = np.array([2, 3, 4]) x = paddle.to_tensor(np_x) self.assertRaises(TypeError, paddle.remainder, x=3, y=x) # rule 6: y is Tensor, x is Tensor np_x = np.array([1., 2., 4]) np_y = np.array([1.5]) x = paddle.to_tensor(np_x) y = paddle.to_tensor(np_y) z = x % y z_expected = np.array([1., 0.5, 1.0]) self.assertEqual((z_expected == z.numpy()).all(), True) # rule 6: y is Tensor, x is Tensor np_x = np.array([-3., -2, -1, 1, 2, 3]) np_y = np.array([2.]) x = paddle.to_tensor(np_x) y = paddle.to_tensor(np_y) z = x % y z_expected = np.array([1., 0., 1., 1., 0., 1.]) self.assertEqual((z_expected == z.numpy()).all(), True) np_x = np.array([-3.3, 11.5, -2, 3.5]) np_y = np.array([-1.2, 2., 3.3, -2.3]) x = paddle.to_tensor(np_x) y = paddle.to_tensor(np_y) z = x % y z_expected = np.array([-0.9, 1.5, 1.3, -1.1]) self.assertEqual(np.allclose(z_expected, z.numpy()), True) np_x = np.array([-3, 11, -2, 3]) np_y = np.array([-1, 2, 3, -2]) x = paddle.to_tensor(np_x, dtype="int64") y = paddle.to_tensor(np_y, dtype="int64") z = x % y z_expected = np.array([0, 1, 1, -1]) self.assertEqual(np.allclose(z_expected, z.numpy()), True) if __name__ == '__main__': unittest.main()