# 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_, in_dygraph_mode import paddle.fluid as fluid import paddle.fluid.layers as layers import paddle.fluid.core as core import numpy as np 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("fc.w@GRAD", w.grad_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("fc.w@GRAD", w.grad_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, place): 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((100, 100), nw.shape) nw = w[:] self.assertEqual((784, 100, 100), nw.shape) nw = w[:, :] self.assertEqual((784, 100, 100), nw.shape) nw = w[:, :, -1] self.assertEqual((784, 100), nw.shape) nw = w[1, 1, 1] self.assertEqual(len(nw.shape), 1) self.assertEqual(nw.shape[0], 1) nw = w[:, :, :-1] self.assertEqual((784, 100, 99), nw.shape) self.assertEqual(0, nw.lod_level) 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[::-1] var5 = var[1, 1:, 1:] var_reshape = fluid.layers.reshape(var, [3, -1, 3]) var6 = var_reshape[:, :, -1] var7 = var[:, :, :-1] var8 = var[:1, :1, :1] var9 = var[:-1, :-1, :-1] var10 = var[::-1, :1, :-1] var11 = var[:-1, ::-1, -1:] var12 = var[1:2, 2:, ::-1] var13 = var[2:10, 2:, -2:-1] var14 = var[1:-1, 0:2, ::-1] var15 = var[::-1, ::-1, ::-1] x = fluid.layers.data(name='x', shape=[13], dtype='float32') y = fluid.layers.fc(input=x, size=1, act=None) y_1 = y[:, 0] feeder = fluid.DataFeeder(place=place, feed_list=[x]) data = [] data.append((np.random.randint(10, size=[13]).astype('float32'))) exe.run(fluid.default_startup_program()) local_out = exe.run(main, feed=feeder.feed([data]), fetch_list=[ var, var1, var2, var3, var4, var5, var6, var7, var8, var9, var10, var11, var12, var13, var14, var15 ]) self.assertTrue( np.array_equal(local_out[1], tensor_array[0, 1, 1:2])) self.assertTrue(np.array_equal(local_out[2], tensor_array[1:])) self.assertTrue(np.array_equal(local_out[3], tensor_array[0:1])) self.assertTrue(np.array_equal(local_out[4], tensor_array[::-1])) self.assertTrue( np.array_equal(local_out[5], tensor_array[1, 1:, 1:])) self.assertTrue( np.array_equal(local_out[6], tensor_array.reshape((3, -1, 3))[:, :, -1])) self.assertTrue( np.array_equal(local_out[7], tensor_array[:, :, :-1])) self.assertTrue( np.array_equal(local_out[8], tensor_array[:1, :1, :1])) self.assertTrue( np.array_equal(local_out[9], tensor_array[:-1, :-1, :-1])) self.assertTrue( np.array_equal(local_out[10], tensor_array[::-1, :1, :-1])) self.assertTrue( np.array_equal(local_out[11], tensor_array[:-1, ::-1, -1:])) self.assertTrue( np.array_equal(local_out[12], tensor_array[1:2, 2:, ::-1])) self.assertTrue( np.array_equal(local_out[13], tensor_array[2:10, 2:, -2:-1])) self.assertTrue( np.array_equal(local_out[14], tensor_array[1:-1, 0:2, ::-1])) self.assertTrue( np.array_equal(local_out[15], tensor_array[::-1, ::-1, ::-1])) def test_slice(self): place = fluid.CPUPlace() self._test_slice(place) if core.is_compiled_with_cuda(): self._test_slice(core.CUDAPlace(0)) def _tostring(self): b = default_main_program().current_block() w = b.create_var(dtype="float64", lod_level=0) self.assertTrue(isinstance(str(w), str)) if core.is_compiled_with_cuda(): wc = b.create_var(dtype="int", lod_level=0) self.assertTrue(isinstance(str(wc), str)) def test_tostring(self): with fluid.dygraph.guard(): self._tostring() with fluid.program_guard(default_main_program()): self._tostring() def test_fake_interface_only_api(self): b = default_main_program().current_block() var = b.create_var(dtype="float64", lod_level=0) with fluid.dygraph.guard(): self.assertRaises(AssertionError, var.detach) self.assertRaises(AssertionError, var.numpy) self.assertRaises(AssertionError, var.backward) self.assertRaises(AssertionError, var.gradient) self.assertRaises(AssertionError, var.clear_gradient) def test_variable_in_dygraph_mode(self): b = default_main_program().current_block() var = b.create_var(dtype="float64", shape=[1, 1]) with fluid.dygraph.guard(): self.assertTrue(var.to_string(True).startswith('name:')) self.assertFalse(var.persistable) var.persistable = True self.assertTrue(var.persistable) self.assertFalse(var.stop_gradient) var.stop_gradient = True self.assertTrue(var.stop_gradient) self.assertTrue(var.name.startswith('_generated_var_')) self.assertEqual(var.shape, (1, 1)) self.assertEqual(var.dtype, fluid.core.VarDesc.VarType.FP64) self.assertEqual(var.type, fluid.core.VarDesc.VarType.LOD_TENSOR) def test_create_selected_rows(self): b = default_main_program().current_block() var = b.create_var( name="var", shape=[1, 1], dtype="float32", type=fluid.core.VarDesc.VarType.SELECTED_ROWS, persistable=True) def _test(): var.lod_level() self.assertRaises(Exception, _test) if __name__ == '__main__': unittest.main()