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2026-07-13 12:40:42 +08:00

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Python

# Copyright (c) 2020 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.
import os
import tempfile
import unittest
import numpy as np
import paddle
from paddle.base import core
from paddle.base.framework import convert_nptype_to_datatype_or_vartype
from paddle.jit.dy2static.utils import _compatible_non_tensor_spec
from paddle.static import InputSpec
class TestInputSpec(unittest.TestCase):
def test_default(self):
tensor_spec = InputSpec([3, 4])
self.assertEqual(
tensor_spec.dtype, convert_nptype_to_datatype_or_vartype('float32')
)
self.assertIsNone(tensor_spec.name)
def test_from_tensor(self):
if paddle.framework.use_pir_api():
x_bool = paddle.pir.core.create_parameter(
dtype='float32',
shape=[1],
name='xx',
initializer=paddle.nn.initializer.Uniform(),
)
else:
x_bool = paddle.tensor.fill_constant(
shape=[1], dtype='bool', value=True
)
bool_spec = InputSpec.from_tensor(x_bool)
self.assertEqual(bool_spec.dtype, x_bool.dtype)
self.assertEqual(list(bool_spec.shape), list(x_bool.shape))
self.assertEqual(bool_spec.name, x_bool.name)
bool_spec2 = InputSpec.from_tensor(x_bool, name='bool_spec')
self.assertEqual(bool_spec2.name, bool_spec2.name)
def test_from_numpy(self):
x_numpy = np.ones([10, 12])
x_np_spec = InputSpec.from_numpy(x_numpy)
self.assertEqual(
x_np_spec.dtype,
convert_nptype_to_datatype_or_vartype(x_numpy.dtype),
)
self.assertEqual(x_np_spec.shape, x_numpy.shape)
self.assertIsNone(x_np_spec.name)
x_numpy2 = np.array([1, 2, 3, 4]).astype('int64')
x_np_spec2 = InputSpec.from_numpy(x_numpy2, name='x_np_int64')
self.assertEqual(
x_np_spec2.dtype,
convert_nptype_to_datatype_or_vartype(x_numpy2.dtype),
)
self.assertEqual(x_np_spec2.shape, x_numpy2.shape)
self.assertEqual(x_np_spec2.name, 'x_np_int64')
def test_shape_with_none(self):
tensor_spec = InputSpec([None, 4, None], dtype='int8', name='x_spec')
self.assertEqual(
tensor_spec.dtype, convert_nptype_to_datatype_or_vartype('int8')
)
self.assertEqual(tensor_spec.name, 'x_spec')
self.assertEqual(tensor_spec.shape, (-1, 4, -1))
def test_shape_raise_error(self):
# 1. shape should only contain int and None.
with self.assertRaises(ValueError):
tensor_spec = InputSpec(['None', 4, None], dtype='int8')
# 2. shape should be type `list` or `tuple`
with self.assertRaises(TypeError):
tensor_spec = InputSpec(4, dtype='int8')
def test_batch_and_unbatch(self):
tensor_spec = InputSpec([10])
# insert batch_size
batch_tensor_spec = tensor_spec.batch(16)
self.assertEqual(batch_tensor_spec.shape, (16, 10))
# unbatch
unbatch_spec = batch_tensor_spec.unbatch()
self.assertEqual(unbatch_spec.shape, (10,))
# 1. `batch` requires len(batch_size) == 1
with self.assertRaises(ValueError):
tensor_spec.batch([16, 12])
# 2. `batch` requires type(batch_size) == int
with self.assertRaises(TypeError):
tensor_spec.batch('16')
def test_eq_and_hash(self):
tensor_spec_1 = InputSpec([10, 16], dtype='float32')
tensor_spec_2 = InputSpec([10, 16], dtype='float32')
tensor_spec_3 = InputSpec([10, 16], dtype='float32', name='x')
tensor_spec_4 = InputSpec([16], dtype='float32', name='x')
# override ``__eq__`` according to [shape, dtype, name]
self.assertTrue(tensor_spec_1 == tensor_spec_2)
self.assertTrue(tensor_spec_1 != tensor_spec_3) # different name
self.assertTrue(tensor_spec_3 != tensor_spec_4) # different shape
# override ``__hash__`` according to [shape, dtype]
self.assertTrue(hash(tensor_spec_1) == hash(tensor_spec_2))
self.assertTrue(hash(tensor_spec_1) == hash(tensor_spec_3))
self.assertTrue(hash(tensor_spec_3) != hash(tensor_spec_4))
class NetWithNonTensorSpec(paddle.nn.Layer):
def __init__(self, in_num, out_num):
super().__init__()
self.linear_1 = paddle.nn.Linear(in_num, out_num)
self.bn_1 = paddle.nn.BatchNorm1D(out_num)
self.linear_2 = paddle.nn.Linear(in_num, out_num)
self.bn_2 = paddle.nn.BatchNorm1D(out_num)
self.linear_3 = paddle.nn.Linear(in_num, out_num)
self.bn_3 = paddle.nn.BatchNorm1D(out_num)
def forward(self, x, bool_v=False, str_v="bn", int_v=1, list_v=None):
x = self.linear_1(x)
if 'bn' in str_v:
x = self.bn_1(x)
if bool_v:
x = self.linear_2(x)
x = self.bn_2(x)
config = {"int_v": int_v, 'other_key': "value"}
if list_v and list_v[-1] > 2:
x = self.linear_3(x)
x = self.another_func(x, config)
out = paddle.mean(x)
return out
def another_func(self, x, config=None):
# config is a dict actually
use_bn = config['int_v'] > 0
x = self.linear_1(x)
if use_bn:
x = self.bn_3(x)
return x
class TestNetWithNonTensorSpec(unittest.TestCase):
def setUp(self):
self.in_num = 16
self.out_num = 16
self.x_spec = paddle.static.InputSpec([-1, 16], name='x')
self.x = paddle.randn([4, 16])
self.temp_dir = tempfile.TemporaryDirectory()
def tearDown(self):
self.temp_dir.cleanup()
@classmethod
def setUpClass(cls):
paddle.disable_static()
def test_non_tensor_bool(self):
specs = [self.x_spec, False]
self.check_result(specs, 'bool')
def test_non_tensor_str(self):
specs = [self.x_spec, True, "xxx"]
self.check_result(specs, 'str')
def test_non_tensor_int(self):
specs = [self.x_spec, True, "bn", 10]
self.check_result(specs, 'int')
def test_non_tensor_list(self):
specs = [self.x_spec, False, "bn", -10, [4]]
self.check_result(specs, 'list')
def check_result(self, specs, path):
path = os.path.join(self.temp_dir.name, './net_non_tensor_', path)
net = NetWithNonTensorSpec(self.in_num, self.out_num)
net.eval()
# dygraph out
dy_out = net(self.x, *specs[1:])
# jit.save directly
paddle.jit.save(net, path + '_direct', input_spec=specs)
load_net = paddle.jit.load(path + '_direct')
load_net.eval()
pred_out = load_net(self.x)
np.testing.assert_allclose(dy_out, pred_out, rtol=1e-05)
# @to_static by InputSpec
net = paddle.jit.to_static(net, input_spec=specs, full_graph=True)
st_out = net(self.x, *specs[1:])
np.testing.assert_allclose(dy_out, st_out, rtol=1e-05)
# jit.save and jit.load
paddle.jit.save(net, path)
load_net = paddle.jit.load(path)
load_net.eval()
load_out = load_net(self.x)
np.testing.assert_allclose(st_out, load_out, rtol=1e-05)
def test_spec_compatible(self):
net = NetWithNonTensorSpec(self.in_num, self.out_num)
specs = [self.x_spec, False, "bn", -10]
net = paddle.jit.to_static(net, input_spec=specs, full_graph=True)
net.eval()
path = os.path.join(self.temp_dir.name, './net_twice')
# NOTE: check input_specs_compatible
new_specs = [self.x_spec, True, "bn", 10]
with self.assertRaises(ValueError):
paddle.jit.save(net, path, input_spec=new_specs)
dy_out = net(self.x)
paddle.jit.save(net, path, [self.x_spec, False, "bn"])
load_net = paddle.jit.load(path)
load_net.eval()
pred_out = load_net(self.x)
np.testing.assert_allclose(dy_out, pred_out, rtol=1e-05)
class NetWithNonTensorSpecPrune(paddle.nn.Layer):
def __init__(self, in_num, out_num):
super().__init__()
self.linear_1 = paddle.nn.Linear(in_num, out_num)
self.bn_1 = paddle.nn.BatchNorm1D(out_num)
def forward(self, x, y, use_bn=False):
x = self.linear_1(x)
if use_bn:
x = self.bn_1(x)
out = paddle.mean(x)
if y is not None:
loss = paddle.mean(y) + out
return out, loss
class TestNetWithNonTensorSpecWithPrune(unittest.TestCase):
def setUp(self):
self.in_num = 16
self.out_num = 16
self.x_spec = paddle.static.InputSpec([-1, 16], name='x')
self.y_spec = paddle.static.InputSpec([16], name='y')
self.x = paddle.randn([4, 16])
self.y = paddle.randn([16])
self.temp_dir = tempfile.TemporaryDirectory()
@classmethod
def setUpClass(cls):
paddle.disable_static()
def test_non_tensor_with_prune(self):
specs = [self.x_spec, self.y_spec, True]
path = os.path.join(self.temp_dir.name, './net_non_tensor_prune_')
net = NetWithNonTensorSpecPrune(self.in_num, self.out_num)
net.eval()
# dygraph out
dy_out, _ = net(self.x, self.y, *specs[2:])
# jit.save directly
paddle.jit.save(net, path + '_direct', input_spec=specs)
load_net = paddle.jit.load(path + '_direct')
load_net.eval()
pred_out, _ = load_net(self.x, self.y)
np.testing.assert_allclose(dy_out, pred_out, rtol=1e-05)
# @to_static by InputSpec
net = paddle.jit.to_static(net, input_spec=specs, full_graph=True)
st_out, _ = net(self.x, self.y, *specs[2:])
np.testing.assert_allclose(dy_out, st_out, rtol=1e-05)
# jit.save and jit.load with prune y and loss
prune_specs = [self.x_spec, True]
if paddle.framework.use_pir_api():
output_spec = [0]
else:
output_spec = [st_out]
paddle.jit.save(
net,
path,
prune_specs,
output_spec=output_spec,
input_names_after_prune=[self.x_spec.name],
)
load_net = paddle.jit.load(path)
load_net.eval()
load_out = load_net(self.x) # no y and no loss
np.testing.assert_allclose(st_out, load_out, rtol=1e-05)
class UnHashableObject:
def __init__(self, val):
self.val = val
def __hash__(self):
raise TypeError("Unsupported to call hash()")
class TestCompatibleNonTensorSpec(unittest.TestCase):
def test_case(self):
self.assertTrue(_compatible_non_tensor_spec([1, 2, 3], [1, 2, 3]))
self.assertFalse(_compatible_non_tensor_spec([1, 2, 3], [1, 2]))
self.assertFalse(_compatible_non_tensor_spec([1, 2, 3], [1, 3, 2]))
# not supported unhashable object.
self.assertTrue(
_compatible_non_tensor_spec(
UnHashableObject(1), UnHashableObject(1)
)
)
class NegSpecNet(paddle.nn.Layer):
def __init__(self):
super().__init__()
self.linear = paddle.nn.Linear(10, 5)
def forward(self, x):
return self.linear(x)
class TestNegSpecWithPrim(unittest.TestCase):
def setUp(self):
paddle.disable_static()
core._set_prim_all_enabled(True)
def tearDown(self):
core._set_prim_all_enabled(False)
def test_run(self):
net = NegSpecNet()
net = paddle.jit.to_static(
net,
input_spec=[paddle.static.InputSpec(shape=[-1, 10])],
full_graph=True,
)
x = paddle.randn([2, 10])
out = net(x)
np.testing.assert_equal(out.shape, [2, 5])
if __name__ == '__main__':
unittest.main()