# 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 from paddle.fluid.framework import default_main_program, Program, convert_np_dtype_to_dtype_ import paddle.fluid as fluid import paddle.fluid.core as core import numpy as np from test_imperative_base import new_program_scope class TestVariable(unittest.TestCase): def test_np_dtype_convert(self): DT = core.VarDesc.VarType convert = convert_np_dtype_to_dtype_ self.assertEqual(DT.FP32, convert(np.float32)) self.assertEqual(DT.FP16, convert("float16")) self.assertEqual(DT.FP64, convert("float64")) self.assertEqual(DT.INT32, convert("int32")) self.assertEqual(DT.INT16, convert("int16")) self.assertEqual(DT.INT64, convert("int64")) self.assertEqual(DT.BOOL, convert("bool")) self.assertEqual(DT.INT8, convert("int8")) self.assertEqual(DT.UINT8, convert("uint8")) def test_var(self): b = default_main_program().current_block() w = b.create_var( dtype="float64", shape=[784, 100], lod_level=0, name="fc.w") self.assertNotEqual(str(w), "") self.assertEqual(core.VarDesc.VarType.FP64, w.dtype) self.assertEqual((784, 100), w.shape) self.assertEqual("fc.w", w.name) self.assertEqual(0, w.lod_level) w = b.create_var(name='fc.w') self.assertEqual(core.VarDesc.VarType.FP64, w.dtype) self.assertEqual((784, 100), w.shape) self.assertEqual("fc.w", w.name) self.assertEqual(0, w.lod_level) self.assertRaises(ValueError, lambda: b.create_var(name="fc.w", shape=(24, 100))) def test_step_scopes(self): prog = Program() b = prog.current_block() var = b.create_var( name='step_scopes', type=core.VarDesc.VarType.STEP_SCOPES) self.assertEqual(core.VarDesc.VarType.STEP_SCOPES, var.type) def _test_slice(self): b = default_main_program().current_block() w = b.create_var(dtype="float64", shape=[784, 100, 100], lod_level=0) for i in range(3): nw = w[i] self.assertEqual((1, 100, 100), nw.shape) nw = w[:] self.assertEqual((784, 100, 100), nw.shape) nw = w[:, :, ...] self.assertEqual((784, 100, 100), nw.shape) nw = w[::2, ::2, :] self.assertEqual((392, 50, 100), nw.shape) nw = w[::-2, ::-2, :] self.assertEqual((392, 50, 100), nw.shape) self.assertEqual(0, nw.lod_level) place = fluid.CPUPlace() main = fluid.Program() with fluid.program_guard(main): exe = fluid.Executor(place) tensor_array = np.array( [[[1, 2, 3], [4, 5, 6], [7, 8, 9]], [[10, 11, 12], [13, 14, 15], [16, 17, 18]], [[19, 20, 21], [22, 23, 24], [25, 26, 27]]]).astype('float32') var = fluid.layers.assign(tensor_array) var1 = var[0, 1, 1] var2 = var[1:] var3 = var[0:1] var4 = var[..., ] var5 = var[2::-2] var6 = var[1, 1:, 1:] var7 = var[1, ..., 1:] var8 = var[1, ...] local_out = exe.run(main, fetch_list=[ var, var1, var2, var3, var4, var5, var6, var7, var8 ]) self.assertTrue((np.array(local_out[1]) == np.array(tensor_array[ 0, 1, 1])).all()) self.assertTrue((np.array(local_out[2]) == np.array(tensor_array[ 1:])).all()) self.assertTrue((np.array(local_out[3]) == np.array(tensor_array[ 0:1])).all()) self.assertTrue((np.array(local_out[4]) == np.array( tensor_array[..., ])).all()) self.assertTrue((np.array(local_out[5]) == np.array(tensor_array[ 2::-2])).all()) self.assertTrue((np.array(local_out[6]) == np.array(tensor_array[ 1, 1:, 1:])).all()) self.assertTrue((np.array(local_out[7]) == np.array(tensor_array[ 1, ..., 1:])).all()) self.assertTrue((np.array(local_out[8]) == np.array(tensor_array[ 1, ...])).all()) def test_slice(self): self._test_slice() class TestVariableImperative(unittest.TestCase): def _test_slice(self): b = default_main_program().current_block() w = b.create_var(dtype="float64", shape=[784, 100, 100], lod_level=0) for i in range(3): nw = w[i] self.assertEqual([1, 100, 100], nw.shape) nw = w[:] self.assertEqual([784, 100, 100], nw.shape) nw = w[:, :, :] self.assertEqual([784, 100, 100], nw.shape) nw = w[::2, ::2, :] self.assertEqual([392, 50, 100], nw.shape) nw = w[::-2, ::-2, :] self.assertEqual([392, 50, 100], nw.shape) nw = w[0::-2, 0::-2, :] self.assertEqual([1, 1, 100], nw.shape) def test_slice(self): with fluid.imperative.guard(): self._test_slice() if __name__ == '__main__': unittest.main()