未验证 提交 5fd115f3 编写于 作者: zhouweiwei2014's avatar zhouweiwei2014 提交者: GitHub

[Zero-Dim] add static graph gradient test method for 0D Tensor input (#49755)

上级 8d512b8f
......@@ -20,6 +20,7 @@ from decorator_helper import prog_scope
import paddle
import paddle.fluid as fluid
import paddle.nn.functional as F
from paddle.fluid.framework import grad_var_name
fluid.set_flags({"FLAGS_retain_grad_for_all_tensor": True})
......@@ -123,78 +124,55 @@ class TestUnaryAPI(unittest.TestCase):
for api in unary_api_list:
main_prog = fluid.Program()
block = main_prog.global_block()
exe = paddle.static.Executor()
with fluid.program_guard(main_prog, fluid.Program()):
x = paddle.rand([])
x.stop_gradient = False
out = api(x)
paddle.static.append_backward(out)
# Test compile shape
self.assertEqual(x.shape, ())
self.assertEqual(out.shape, ())
# TODO(zhouwei):
# ScaleLossGradOp / append_backward set grad shape to [1]
# after output 0D, may change it to []
# use out.sum() to avoid this two problem now
loss = out.sum()
paddle.static.append_backward(loss)
fetch_list = [x, out]
# TODO(zhouwei): ScaleLossGradOp / append_backward set grad shape to [1]
# will change to [] after kernel is fixed
prog = paddle.static.default_main_program()
block = prog.global_block()
if block.has_var(fluid.framework.grad_var_name(x.name)):
out_grad = block.var(
fluid.framework.grad_var_name(out.name)
)
fetch_list.append(out_grad)
self.assertEqual(out_grad.shape, ())
if block.has_var(grad_var_name(x.name)):
out_grad = block.var(grad_var_name(out.name))
x_grad = block.var(grad_var_name(x.name))
fetch_list.extend([x_grad, out_grad])
# 1) Test Program
res = exe.run(main_prog, fetch_list=fetch_list)
for item in res:
self.assertEqual(item.shape, ())
# Test runtime shape
exe = fluid.Executor()
result = exe.run(main_prog, fetch_list=fetch_list)
self.assertEqual(result[0].shape, ())
self.assertEqual(result[1].shape, ())
if len(result) == 3:
# TODO(zhouwei): will change to [] after kernel is fixed
self.assertEqual(result[2].shape, (1,))
# 0D will be stacked when 1+ place, due to it cannot be concated
# for 1 place: [ x-place1 ]
# for 1+ place: [ paddle.stack([x-place1, x_place2...]) ]
# 2) Test CompiledProgram Program
if paddle.device.is_compiled_with_cuda():
places = [paddle.CUDAPlace(0)]
device_num = 1
expect_shape = ()
else:
places = [paddle.CPUPlace()] * 4
device_num = 4
expect_shape = (device_num,)
compiled_program = fluid.CompiledProgram(
expect_shape = (4,)
compile_prog = paddle.static.CompiledProgram(
main_prog
).with_data_parallel(out.name, places=places)
result = exe.run(
compiled_program,
fetch_list=fetch_list,
return_merged=True,
)
# Test runtime parallel shape
self.assertEqual(result[0].shape, expect_shape)
self.assertEqual(result[1].shape, expect_shape)
if len(result) == 3:
self.assertEqual(result[2].shape, (device_num,))
).with_data_parallel(loss.name, places=places)
compiled_program = fluid.CompiledProgram(
main_prog
).with_data_parallel(out.name, places=places)
result = exe.run(
compiled_program,
fetch_list=fetch_list,
return_merged=False,
# return_merged=False #
res = exe.run(
compile_prog, fetch_list=fetch_list, return_merged=False
)
for item1 in res:
for item2 in item1:
self.assertEqual(item2.shape, ())
# [[x-place1, x-place2, ...], [], [], ...]
self.assertEqual(np.array(result[0]).shape, (device_num,))
self.assertEqual(np.array(result[1]).shape, (device_num,))
if len(result) == 3:
self.assertEqual(np.array(result[2]).shape, (device_num, 1))
# return_merged=True #
res = exe.run(
compile_prog, fetch_list=fetch_list, return_merged=True
)
for item in res:
self.assertEqual(item.shape, expect_shape)
paddle.disable_static()
......@@ -217,50 +195,59 @@ reduce_api_list = [
# Use to test zero-dim of reduce API
class TestReduceAPI(unittest.TestCase):
def test_dygraph(self):
def test_dygraph_reduce(self):
paddle.disable_static()
for api in reduce_api_list:
# 1) x is 0D
if api in [paddle.all, paddle.any]:
x = paddle.randint(0, 2, []).astype('bool')
out = api(x, None)
self.assertEqual(x.shape, [])
self.assertEqual(out.shape, [])
else:
x = paddle.rand([])
x.stop_gradient = False
out = api(x, None)
out.backward()
x.stop_gradient = False
out = api(x, None)
out.backward()
self.assertEqual(x.shape, [])
self.assertEqual(x.shape, [])
self.assertEqual(out.shape, [])
self.assertEqual(out.numpy(), x.numpy())
if x.grad is not None:
self.assertEqual(x.grad.shape, [])
self.assertEqual(out.shape, [])
self.assertEqual(x.grad.numpy(), 1.0)
self.assertEqual(out.grad.shape, [])
self.assertEqual(out.grad.numpy(), 1.0)
paddle.enable_static()
def test_static(self):
def test_static_reduce(self):
paddle.enable_static()
for api in reduce_api_list:
main_prog = fluid.Program()
block = main_prog.global_block()
exe = paddle.static.Executor()
with fluid.program_guard(main_prog, fluid.Program()):
# 1) x is 0D
if api in [paddle.all, paddle.any]:
x = paddle.randint(0, 2, []).astype('bool')
else:
x = paddle.rand([])
x.stop_gradient = False
out = api(x, None)
paddle.static.append_backward(out.sum())
# Test compile shape, grad is always [1]
self.assertEqual(x.shape, ())
self.assertEqual(out.shape, ())
exe = fluid.Executor()
result = exe.run(main_prog, fetch_list=[x, out])
# Test runtime shape
self.assertEqual(result[0].shape, ())
self.assertEqual(result[1].shape, ())
fetch_list = [x, out]
if block.has_var(grad_var_name(x.name)):
out_grad = block.var(grad_var_name(out.name))
x_grad = block.var(grad_var_name(x.name))
fetch_list.append([x_grad, out_grad])
res = exe.run(main_prog, fetch_list=fetch_list)
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, ())
self.assertEqual(res[0], res[1])
if len(res) > 2:
self.assertEqual(res[2].shape, ())
self.assertEqual(res[3].shape, ())
self.assertEqual(res[2], 1.0)
self.assertEqual(res[3], 1.0)
paddle.disable_static()
......@@ -302,7 +289,7 @@ class TestBinaryAPI(unittest.TestCase):
def test_dygraph_binary(self):
paddle.disable_static()
for api in binary_api_list:
# 1) x/y is 0D
# 1) x is 0D, y is 0D
x = paddle.rand([])
y = paddle.rand([])
x.stop_gradient = False
......@@ -313,15 +300,17 @@ class TestBinaryAPI(unittest.TestCase):
np.testing.assert_array_equal(out_cls.numpy(), out.numpy())
else:
out = api(x, y)
self.assertEqual(out.shape, [])
out.backward()
self.assertEqual(x.shape, [])
self.assertEqual(y.shape, [])
self.assertEqual(out.shape, [])
if x.grad is not None:
self.assertEqual(x.grad.shape, [])
self.assertEqual(y.grad.shape, [])
self.assertEqual(out.grad.shape, [])
# 2) x is not 0D , y is 0D
# 2) x is ND, y is 0D
x = paddle.rand([2, 3, 4])
y = paddle.rand([])
x.stop_gradient = False
......@@ -332,15 +321,17 @@ class TestBinaryAPI(unittest.TestCase):
np.testing.assert_array_equal(out_cls.numpy(), out.numpy())
else:
out = api(x, y)
self.assertEqual(out.shape, [2, 3, 4])
out.backward()
self.assertEqual(x.shape, [2, 3, 4])
self.assertEqual(y.shape, [])
self.assertEqual(out.shape, [2, 3, 4])
if x.grad is not None:
self.assertEqual(x.grad.shape, [2, 3, 4])
self.assertEqual(y.grad.shape, [])
self.assertEqual(out.grad.shape, [2, 3, 4])
# 3) x is 0D , y is not 0D
# 3) x is 0D , y is ND
x = paddle.rand([])
y = paddle.rand([2, 3, 4])
x.stop_gradient = False
......@@ -351,9 +342,11 @@ class TestBinaryAPI(unittest.TestCase):
np.testing.assert_array_equal(out_cls.numpy(), out.numpy())
else:
out = api(x, y)
self.assertEqual(out.shape, [2, 3, 4])
out.backward()
self.assertEqual(x.shape, [])
self.assertEqual(y.shape, [2, 3, 4])
self.assertEqual(out.shape, [2, 3, 4])
if x.grad is not None:
self.assertEqual(x.grad.shape, [])
self.assertEqual(y.grad.shape, [2, 3, 4])
......@@ -361,26 +354,32 @@ class TestBinaryAPI(unittest.TestCase):
# 4) x is 0D , y is scalar
x = paddle.rand([])
y = 0.5
x.stop_gradient = False
y = 0.5
if isinstance(api, dict):
out = getattr(paddle.Tensor, api['cls_method'])(x, y)
out.backward()
self.assertEqual(x.shape, [])
self.assertEqual(out.shape, [])
if x.grad is not None:
self.assertEqual(x.grad.shape, [])
self.assertEqual(out.grad.shape, [])
for api in binary_int_api_list:
# 1) x/y is 0D
# 1) x is 0D, y is 0D
x = paddle.randint(-10, 10, [])
y = paddle.randint(-10, 10, [])
out = api(x, y)
self.assertEqual(out.shape, [])
# 2) x is not 0D , y is 0D
# 2) x is ND, y is 0D
x = paddle.randint(-10, 10, [3, 5])
y = paddle.randint(-10, 10, [])
out = api(x, y)
self.assertEqual(out.shape, [3, 5])
# 3) x is 0D , y is not 0D
# 3) x is 0D , y is ND
x = paddle.randint(-10, 10, [])
y = paddle.randint(-10, 10, [3, 5])
out = api(x, y)
......@@ -392,8 +391,9 @@ class TestBinaryAPI(unittest.TestCase):
paddle.enable_static()
for api in binary_api_list:
main_prog = fluid.Program()
block = main_prog.global_block()
with fluid.program_guard(main_prog, fluid.Program()):
# 1) x/y is 0D
# 1) x is 0D, y is 0D
x = paddle.rand([])
y = paddle.rand([])
x.stop_gradient = False
......@@ -406,44 +406,113 @@ class TestBinaryAPI(unittest.TestCase):
self.assertEqual(out.shape, out_cls.shape)
else:
out = api(x, y)
paddle.static.append_backward(out)
paddle.static.append_backward(out.sum())
self.assertEqual(x.shape, ())
self.assertEqual(y.shape, ())
self.assertEqual(out.shape, ())
if block.has_var(grad_var_name(x.name)):
out_grad = block.var(grad_var_name(out.name))
x_grad = block.var(grad_var_name(x.name))
y_grad = block.var(grad_var_name(y.name))
exe = fluid.Executor()
result = exe.run(main_prog, fetch_list=[out])
self.assertEqual(result[0].shape, ())
self.assertEqual(x_grad.shape, ())
self.assertEqual(y_grad.shape, ())
self.assertEqual(out_grad.shape, ())
# TODO: will open when create_scalar is []
# 2) x is 0D , y is scalar
# 2) x is 0D, y is ND
x = paddle.rand([])
y = paddle.rand([2, 3, 4])
x.stop_gradient = False
y.stop_gradient = False
if isinstance(api, dict):
out = api['func'](x, y)
out_cls = getattr(
paddle.static.Variable, api['cls_method']
)(x, y)
self.assertEqual(out.shape, out_cls.shape)
else:
out = api(x, y)
paddle.static.append_backward(out.sum())
self.assertEqual(x.shape, ())
self.assertEqual(y.shape, (2, 3, 4))
self.assertEqual(out.shape, (2, 3, 4))
if block.has_var(grad_var_name(x.name)):
out_grad = block.var(grad_var_name(out.name))
x_grad = block.var(grad_var_name(x.name))
y_grad = block.var(grad_var_name(y.name))
self.assertEqual(x_grad.shape, ())
self.assertEqual(y_grad.shape, (2, 3, 4))
self.assertEqual(out_grad.shape, (2, 3, 4))
# 3) x is ND, y is 0d
x = paddle.rand([2, 3, 4])
y = paddle.rand([])
x.stop_gradient = False
y.stop_gradient = False
if isinstance(api, dict):
out = api['func'](x, y)
out_cls = getattr(
paddle.static.Variable, api['cls_method']
)(x, y)
self.assertEqual(out.shape, out_cls.shape)
else:
out = api(x, y)
paddle.static.append_backward(out.sum())
self.assertEqual(x.shape, (2, 3, 4))
self.assertEqual(y.shape, ())
self.assertEqual(out.shape, (2, 3, 4))
if block.has_var(grad_var_name(x.name)):
out_grad = block.var(grad_var_name(out.name))
x_grad = block.var(grad_var_name(x.name))
y_grad = block.var(grad_var_name(y.name))
self.assertEqual(x_grad.shape, (2, 3, 4))
self.assertEqual(y_grad.shape, ())
self.assertEqual(out_grad.shape, (2, 3, 4))
# TODO(zhouwei25):
# will open this UT after fix create_scalar in static graph
'''
# 4) x is 0D , y is scalar
x = paddle.rand([])
y = 0.5
x.stop_gradient = False
print(api)
y = 0.5
if isinstance(api, dict):
out = getattr(paddle.static.Variable, api['cls_method'])(
x, y
)
paddle.static.append_backward(out.sum())
self.assertEqual(x.shape, ())
self.assertEqual(out.shape, ())
if block.has_var(grad_var_name(x.name)):
out_grad = block.var(grad_var_name(out.name))
x_grad = block.var(grad_var_name(x.name))
self.assertEqual(out_grad.shape, ())
self.assertEqual(x_grad.shape, ())
'''
for api in binary_int_api_list:
main_prog = fluid.Program()
with fluid.program_guard(main_prog, fluid.Program()):
# 1) x/y is 0D
# 1) x is 0D, y is 0D
x = paddle.randint(-10, 10, [])
y = paddle.randint(-10, 10, [])
out = api(x, y)
self.assertEqual(out.shape, ())
# 2) x is not 0D , y is 0D
# 2) x is ND , y is 0D
x = paddle.randint(-10, 10, [3, 5])
y = paddle.randint(-10, 10, [])
out = api(x, y)
self.assertEqual(out.shape, (3, 5))
# 3) x is 0D , y is not 0D
# 3) x is 0D , y is ND
x = paddle.randint(-10, 10, [])
y = paddle.randint(-10, 10, [3, 5])
out = api(x, y)
......@@ -466,6 +535,7 @@ class TestSundryAPI(unittest.TestCase):
out.backward()
self.assertEqual(x.shape, [])
self.assertEqual(out.shape, [])
self.assertEqual(x.grad.shape, [])
self.assertEqual(out.grad.shape, [])
def test_linear(self):
......@@ -574,12 +644,13 @@ class TestSundryAPI(unittest.TestCase):
out = paddle.cumprod(x, 0)
out.backward()
with self.assertRaises(ValueError):
tmp = paddle.cumprod(x, 2)
self.assertEqual(out.shape, [])
self.assertEqual(out.grad.shape, [])
self.assertEqual(x.grad.shape, [])
with self.assertRaises(ValueError):
tmp = paddle.cumprod(x, 2)
def test_clip(self):
x = paddle.uniform([], None, -10, 10)
x.stop_gradient = False
......@@ -632,6 +703,7 @@ class TestSundryAPI(unittest.TestCase):
self.assertEqual(out.shape, [])
self.assertEqual(out.numpy(), 5)
self.assertEqual(x.grad.shape, [5])
self.assertEqual(out.grad.shape, [])
def test_gather_xD_axis_0(self):
......@@ -643,18 +715,22 @@ class TestSundryAPI(unittest.TestCase):
out.backward()
self.assertEqual(out.shape, [3])
for i in range(3):
self.assertEqual(out.numpy()[i], x.numpy()[1][i])
np.testing.assert_array_equal(out.numpy(), x.numpy()[1, :])
self.assertEqual(x.grad.shape, [2, 3])
self.assertEqual(out.grad.shape, [3])
def test_gather_xD_axis_1(self):
x = paddle.to_tensor([[1.0, 2.0, 3.0], [4.0, 5.0, 6.0]])
def _test_gather_xD_axis_1(self):
x = paddle.to_tensor(
[[1.0, 2.0, 3.0], [4.0, 5.0, 6.0]], stop_gradient=False
)
index = paddle.full([], 1, 'int64')
out = paddle.gather(x, index, axis=1)
out.backward()
self.assertEqual(out.shape, [2])
for i in range(2):
self.assertEqual(out.numpy()[i], x.numpy()[i][1])
np.testing.assert_array_equal(out.numpy(), [2.0, 5.0])
self.assertEqual(x.grad.shape, [2, 3])
self.assertEqual(out.grad.shape, [2])
def test_scatter_1D(self):
x = paddle.to_tensor([1.0, 3.0, 5.0, 7.0, 9.0], stop_gradient=False)
......@@ -663,8 +739,9 @@ class TestSundryAPI(unittest.TestCase):
out = paddle.scatter(x, index, updates)
out.backward()
self.assertEqual(out.grad.shape, [5])
self.assertEqual(out.shape, [5])
self.assertEqual(out.numpy()[2], 4)
self.assertEqual(out.grad.shape, [5])
def test_scatter_XD(self):
x = paddle.to_tensor(
......@@ -675,8 +752,8 @@ class TestSundryAPI(unittest.TestCase):
out = paddle.scatter(x, index, updates)
out.backward()
for i in range(3):
self.assertEqual(out.numpy()[1][i], updates.numpy()[i])
self.assertEqual(out.shape, [2, 3])
np.testing.assert_array_equal(out.numpy()[1], [1.0, 2.0, 3.0])
self.assertEqual(out.grad.shape, [2, 3])
def test_diagflat(self):
......@@ -721,22 +798,19 @@ class TestSundryAPI(unittest.TestCase):
index = paddle.full([], 1, 'int64')
updates = paddle.to_tensor([1.0, 2.0, 3.0])
out = paddle.scatter_(x, index, updates)
for i in range(3):
self.assertEqual(out.numpy()[1][i], updates.numpy()[i])
np.testing.assert_array_equal(out.numpy()[1], [1.0, 2.0, 3.0])
def test_scatter_nd(self):
index = paddle.to_tensor([3], dtype="int64", stop_gradient=False)
index = paddle.to_tensor([3], dtype="int64")
updates = paddle.full([], 2, dtype='float32')
updates.stop_gradient = False
shape = [5]
out = paddle.scatter_nd(index, updates, shape)
out = paddle.scatter_nd(index, updates, [5])
out.backward()
self.assertEqual(out.shape, [5])
self.assertEqual(out.numpy()[3], 2)
self.assertEqual(out.grad.shape, [5])
self.assertEqual(updates.grad.shape, [])
def test_kthvalue(self):
places = ['cpu']
......@@ -757,7 +831,7 @@ class TestSundryAPI(unittest.TestCase):
# check grad shape and value
self.assertEqual(x.grad.shape, [])
self.assertTrue(x.grad.numpy() == 1)
self.assertTrue(x.grad.numpy() == 1.0)
def test_mode(self):
places = ['cpu']
......@@ -791,6 +865,7 @@ class TestSundryAPI(unittest.TestCase):
out.backward()
self.assertEqual(out.shape, [1])
self.assertEqual(out.grad.shape, [1])
self.assertEqual(x.grad.shape, [])
def test_scale(self):
......@@ -866,14 +941,14 @@ class TestSundryAPI(unittest.TestCase):
self.assertEqual(out.shape, [])
self.assertEqual(out.grad.shape, [])
new_shape = paddle.full([1], 1, "int32")
new_shape = paddle.to_tensor([1, 1, 1], "int32")
out = paddle.reshape(x, new_shape)
out.backward()
self.assertEqual(x.grad.shape, [1, 1])
self.assertEqual(out.shape, [1])
self.assertEqual(out.grad.shape, [1])
self.assertEqual(out.shape, [1, 1, 1])
self.assertEqual(out.grad.shape, [1, 1, 1])
new_shape = paddle.full([1], -1, "int32")
new_shape = paddle.to_tensor([-1], "int32")
out = paddle.reshape(x, new_shape)
out.backward()
self.assertEqual(x.grad.shape, [1, 1])
......@@ -1082,92 +1157,130 @@ class TestSundryAPIStatic(unittest.TestCase):
x = paddle.rand([])
x.stop_gradient = False
out = paddle.flip(x, axis=[])
paddle.static.append_backward(out)
paddle.static.append_backward(out.sum())
program = paddle.static.default_main_program()
res1, res2 = self.exe.run(program, fetch_list=[x, out])
self.assertEqual(res1.shape, ())
self.assertEqual(res2.shape, ())
prog = paddle.static.default_main_program()
block = prog.global_block()
x_grad = block.var(grad_var_name(x.name))
out_grad = block.var(grad_var_name(out.name))
res = self.exe.run(prog, fetch_list=[x, out, x_grad, out_grad])
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, ())
self.assertEqual(res[2].shape, ())
self.assertEqual(res[3].shape, ())
@prog_scope()
def test_pow_factor(self):
x = paddle.rand([])
x.stop_gradient = False
out = paddle.pow(x, 2.0)
paddle.static.append_backward(out)
paddle.static.append_backward(out.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
block = prog.global_block()
x_grad = block.var(grad_var_name(x.name))
out_grad = block.var(grad_var_name(out.name))
res = self.exe.run(prog, fetch_list=[x, out, x_grad, out_grad])
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, ())
self.assertEqual(res[2].shape, ())
self.assertEqual(res[3].shape, ())
@prog_scope()
def test_cast(self):
x = paddle.full([], 1.0, 'float32')
x.stop_gradient = False
out = paddle.cast(x, 'int32')
paddle.static.append_backward(out)
paddle.static.append_backward(out.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
block = prog.global_block()
x_grad = block.var(grad_var_name(x.name))
out_grad = block.var(grad_var_name(out.name))
res = self.exe.run(prog, fetch_list=[x, out, x_grad, out_grad])
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, ())
self.assertEqual(res[2].shape, ())
self.assertEqual(res[3].shape, ())
@prog_scope()
def test_cumprod(self):
x = paddle.full([], 1.0, 'float32')
x.stop_gradient = False
out = paddle.cumprod(x, 0)
paddle.static.append_backward(out)
paddle.static.append_backward(out.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
block = prog.global_block()
x_grad = block.var(grad_var_name(x.name))
out_grad = block.var(grad_var_name(out.name))
res = self.exe.run(prog, fetch_list=[out, x_grad, out_grad])
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, ())
self.assertEqual(res[2].shape, ())
with self.assertRaises(ValueError):
tmp = paddle.cumprod(x, 2)
self.assertEqual(res[0].shape, ())
@prog_scope()
def test_clip(self):
x = paddle.uniform([], None, -10, 10)
x.stop_gradient = False
out = paddle.clip(x, -5, 5)
paddle.static.append_backward(out)
paddle.static.append_backward(out.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
block = prog.global_block()
x_grad = block.var(grad_var_name(x.name))
out_grad = block.var(grad_var_name(out.name))
res = self.exe.run(prog, fetch_list=[x, out, x_grad, out_grad])
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, ())
self.assertEqual(res[2].shape, ())
self.assertEqual(res[3].shape, ())
@prog_scope()
def test_increment(self):
x = paddle.rand([])
x.stop_gradient = False
out = paddle.increment(x, 1.0)
paddle.static.append_backward(out)
paddle.static.append_backward(out.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
block = prog.global_block()
x_grad = block.var(grad_var_name(x.name))
out_grad = block.var(grad_var_name(out.name))
res = self.exe.run(prog, fetch_list=[x, out, x_grad, out_grad])
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, ())
self.assertEqual(res[2].shape, ())
self.assertEqual(res[3].shape, ())
@prog_scope()
def test_bitwise_not(self):
# have no backward
x = paddle.randint(-1, 1, [])
out = paddle.bitwise_not(x)
paddle.static.append_backward(out)
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
res = self.exe.run(prog, fetch_list=[x, out])
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, ())
@prog_scope()
def test_logical_not(self):
# have no backward
x = paddle.randint(0, 1, [])
out = paddle.logical_not(x)
paddle.static.append_backward(out)
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
res = self.exe.run(prog, fetch_list=[x, out])
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, ())
@prog_scope()
def test_searchsorted(self):
# have no backward
x = paddle.full([10], 1.0, 'float32')
y = paddle.full([], 1.0, 'float32')
out = paddle.searchsorted(x, y)
......@@ -1180,84 +1293,112 @@ class TestSundryAPIStatic(unittest.TestCase):
@prog_scope()
def test_gather_1D(self):
x = paddle.full([10], 1.0, 'float32')
x.stop_gradient = False
index = paddle.full([], 2, 'int64')
out = paddle.gather(x, index)
paddle.static.append_backward(out)
paddle.static.append_backward(out.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
block = prog.global_block()
x_grad = block.var(grad_var_name(x.name))
out_grad = block.var(grad_var_name(out.name))
res = self.exe.run(prog, fetch_list=[out, x_grad, out_grad])
self.assertEqual(res[0].shape, ())
self.assertEqual(res[0], 1)
self.assertEqual(res[1].shape, (10,))
self.assertEqual(res[2].shape, ())
@prog_scope()
def test_gather_XD_axis_0(self):
x = paddle.full([2, 3], 1.0, 'float32')
x.stop_gradient = False
index = paddle.full([], 1, 'int64')
out = paddle.gather(x, index)
paddle.static.append_backward(out)
paddle.static.append_backward(out.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
block = prog.global_block()
x_grad = block.var(grad_var_name(x.name))
out_grad = block.var(grad_var_name(out.name))
res = self.exe.run(prog, fetch_list=[out, x_grad, out_grad])
self.assertEqual(res[0].shape, (3,))
for i in range(3):
self.assertEqual(res[0][i], 1)
np.testing.assert_array_equal(res[0], [1.0, 1.0, 1.0])
self.assertEqual(res[1].shape, (2, 3))
self.assertEqual(res[2].shape, (3,))
@prog_scope()
def test_gather_XD_axis_1(self):
def _test_gather_XD_axis_1(self):
x = paddle.full([2, 3], 1.0, 'float32')
x.stop_gradient = False
index = paddle.full([], 1, 'int64')
out = paddle.gather(x, index, axis=1)
paddle.static.append_backward(out.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
block = prog.global_block()
x_grad = block.var(grad_var_name(x.name))
out_grad = block.var(grad_var_name(out.name))
res = self.exe.run(prog, fetch_list=[out, x_grad, out_grad])
self.assertEqual(res[0].shape, (2,))
for i in range(2):
self.assertEqual(res[0][i], 1)
np.testing.assert_array_equal(res[0], [1.0, 1.0])
self.assertEqual(res[1].shape, (2, 3))
self.assertEqual(res[2].shape, (2,))
@prog_scope()
def test_scatter_1D(self):
x = paddle.full([10], 1.0, 'float32')
x.stop_gradient = False
index = paddle.full([], 2, 'int64')
updates = paddle.full([], 4, 'float32')
out = paddle.scatter(x, index, updates)
paddle.static.append_backward(out)
paddle.static.append_backward(out.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
self.assertEqual(res[0][2], 4)
block = prog.global_block()
x_grad = block.var(grad_var_name(x.name))
out_grad = block.var(grad_var_name(out.name))
res = self.exe.run(prog, fetch_list=[out, x_grad, out_grad])
self.assertEqual(res[0].shape, (10,))
self.assertEqual(res[0][2], 4.0)
self.assertEqual(res[1].shape, (10,))
self.assertEqual(res[2].shape, (10,))
@prog_scope()
def test_scatter_XD(self):
x = paddle.full([2, 3], 1.0, 'float32')
x.stop_gradient = False
index = paddle.full([], 1, 'int64')
updates = paddle.full([3], 4, 'float32')
out = paddle.scatter(x, index, updates)
paddle.static.append_backward(out)
paddle.static.append_backward(out.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
for i in range(3):
self.assertEqual(res[0][1][i], 4)
block = prog.global_block()
x_grad = block.var(grad_var_name(x.name))
out_grad = block.var(grad_var_name(out.name))
res = self.exe.run(prog, fetch_list=[out, x_grad, out_grad])
self.assertEqual(res[0].shape, (2, 3))
np.testing.assert_array_equal(res[0][1], [4.0, 4.0, 4.0])
self.assertEqual(res[1].shape, (2, 3))
self.assertEqual(res[2].shape, (2, 3))
@prog_scope()
def test_diagflat(self):
# have no backward
x1 = paddle.rand([])
out1 = paddle.diagflat(x1, 1)
paddle.static.append_backward(out1)
x2 = paddle.rand([])
out2 = paddle.diagflat(x2, -1)
paddle.static.append_backward(out2)
x3 = paddle.rand([])
out3 = paddle.diagflat(x3)
paddle.static.append_backward(out3)
prog = paddle.static.default_main_program()
res1, res2, res3 = self.exe.run(prog, fetch_list=[out1, out2, out3])
self.assertEqual(res1.shape, (2, 2))
self.assertEqual(res2.shape, (2, 2))
self.assertEqual(res3.shape, (1, 1))
res = self.exe.run(prog, fetch_list=[out1, out2, out3])
self.assertEqual(res[0].shape, (2, 2))
self.assertEqual(res[1].shape, (2, 2))
self.assertEqual(res[2].shape, (1, 1))
@prog_scope()
def test_scatter__1D(self):
......@@ -1265,7 +1406,6 @@ class TestSundryAPIStatic(unittest.TestCase):
index = paddle.full([], 2, 'int64')
updates = paddle.full([], 4, 'float32')
out = paddle.scatter_(x, index, updates)
paddle.static.append_backward(out)
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
......@@ -1277,48 +1417,60 @@ class TestSundryAPIStatic(unittest.TestCase):
index = paddle.full([], 1, 'int64')
updates = paddle.full([3], 4, 'float32')
out = paddle.scatter_(x, index, updates)
paddle.static.append_backward(out)
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
for i in range(3):
self.assertEqual(res[0][1][i], 4)
np.testing.assert_array_equal(res[0][1], [4.0, 4.0, 4.0])
@prog_scope()
def test_scatter_nd(self):
index = paddle.static.data(name='index', shape=[1], dtype='int64')
index = paddle.full([1], 3, dtype='int64')
updates = paddle.full([], 2, 'float32')
shape = [5]
index_data = np.array([3], dtype=np.longlong)
out = paddle.scatter_nd(index, updates, shape)
paddle.static.append_backward(out)
updates.stop_gradient = False
out = paddle.scatter_nd(index, updates, [5])
paddle.static.append_backward(out.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, feed={'index': index_data}, fetch_list=[out])
block = prog.global_block()
updates_grad = block.var(grad_var_name(updates.name))
out_grad = block.var(grad_var_name(out.name))
res = self.exe.run(prog, fetch_list=[out, out_grad, updates_grad])
self.assertEqual(res[0].shape, (5,))
self.assertEqual(res[0][3], 2)
self.assertEqual(res[1].shape, (5,))
self.assertEqual(res[2].shape, ())
@prog_scope()
def test_kthvalue(self):
x = paddle.full([], 1, 'float32')
out = paddle.kthvalue(x, 1)
paddle.static.append_backward(out[0])
x.stop_gradient = False
out, index = paddle.kthvalue(x, 1)
paddle.static.append_backward(out.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
self.assertEqual(len(res[0].shape), 0)
self.assertEqual(len(res[0].shape), 0)
block = prog.global_block()
x_grad = block.var(grad_var_name(x.name))
res = self.exe.run(prog, fetch_list=[out, index, x_grad])
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, ())
self.assertEqual(res[2].shape, ())
self.assertTrue(res[2] == 1.0)
@prog_scope()
def test_mode(self):
x = paddle.full([], 1, 'float32')
out = paddle.mode(x)
paddle.static.append_backward(out[0])
x.stop_gradient = False
out, index = paddle.mode(x)
paddle.static.append_backward(out.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
self.assertEqual(len(res[0].shape), 0)
self.assertEqual(len(res[0].shape), 0)
block = prog.global_block()
x_grad = block.var(grad_var_name(x.name))
res = self.exe.run(prog, fetch_list=[out, index, x_grad])
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, ())
self.assertEqual(res[2].shape, ())
self.assertTrue(res[2] == 1.0)
@prog_scope()
def test_flatten(self):
......@@ -1329,23 +1481,33 @@ class TestSundryAPIStatic(unittest.TestCase):
stop_axis = -1
out = paddle.flatten(x, start_axis=start_axis, stop_axis=stop_axis)
paddle.static.append_backward(out)
paddle.static.append_backward(out.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, feed={}, fetch_list=[out])
block = prog.global_block()
out_grad = block.var(grad_var_name(out.name))
x_grad = block.var(grad_var_name(x.name))
res = self.exe.run(prog, feed={}, fetch_list=[out, x_grad, out_grad])
self.assertEqual(res[0].shape, (1,))
self.assertEqual(res[1].shape, ())
self.assertEqual(res[2].shape, (1,))
@prog_scope()
def test_scale(self):
x = paddle.rand([])
x.stop_gradient = False
out = paddle.scale(x, scale=2.0, bias=1.0)
paddle.static.append_backward(out)
paddle.static.append_backward(out.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
block = prog.global_block()
x_grad = block.var(grad_var_name(x.name))
out_grad = block.var(grad_var_name(out.name))
res = self.exe.run(prog, fetch_list=[out, x_grad, out_grad])
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, ())
self.assertEqual(res[2].shape, ())
@prog_scope()
def test_floor_divide(self):
......@@ -1389,52 +1551,112 @@ class TestSundryAPIStatic(unittest.TestCase):
x4.stop_gradient = False
out1 = paddle.reshape(x1, [])
paddle.static.append_backward(out1)
paddle.static.append_backward(out1.sum())
out2 = paddle.reshape(x2, [1])
paddle.static.append_backward(out2)
paddle.static.append_backward(out2.sum())
out3 = paddle.reshape(x3, [-1])
paddle.static.append_backward(out3)
paddle.static.append_backward(out3.sum())
out4 = paddle.reshape(x4, [-1, 1])
paddle.static.append_backward(out4)
paddle.static.append_backward(out4.sum())
program = paddle.static.default_main_program()
res1, res2, res3, res4 = self.exe.run(
program, fetch_list=[out1, out2, out3, out4]
prog = paddle.static.default_main_program()
block = prog.global_block()
x1_grad = block.var(grad_var_name(x1.name))
x2_grad = block.var(grad_var_name(x2.name))
x3_grad = block.var(grad_var_name(x3.name))
x4_grad = block.var(grad_var_name(x4.name))
out1_grad = block.var(grad_var_name(out1.name))
out2_grad = block.var(grad_var_name(out2.name))
out3_grad = block.var(grad_var_name(out3.name))
out4_grad = block.var(grad_var_name(out4.name))
res = self.exe.run(
prog,
fetch_list=[
out1,
out2,
out3,
out4,
x1_grad,
x2_grad,
x3_grad,
x4_grad,
out1_grad,
out2_grad,
out3_grad,
out4_grad,
],
)
self.assertEqual(res1.shape, ())
self.assertEqual(res2.shape, (1,))
self.assertEqual(res3.shape, (1,))
self.assertEqual(res4.shape, (1, 1))
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, (1,))
self.assertEqual(res[2].shape, (1,))
self.assertEqual(res[3].shape, (1, 1))
self.assertEqual(res[4].shape, ())
self.assertEqual(res[5].shape, ())
self.assertEqual(res[6].shape, ())
self.assertEqual(res[7].shape, ())
self.assertEqual(res[8].shape, ())
self.assertEqual(res[9].shape, (1,))
self.assertEqual(res[10].shape, (1,))
self.assertEqual(res[11].shape, (1, 1))
@prog_scope()
def test_reshape_tensor(self):
x1 = paddle.rand([])
x2 = paddle.rand([])
x3 = paddle.rand([])
x1 = paddle.rand([1, 1])
x1.stop_gradient = False
x2.stop_gradient = False
x3.stop_gradient = False
new_shape = paddle.full([1], 1, "int32")
new_shape = paddle.full([3], 1, "int32")
out1 = paddle.reshape(x1, new_shape)
paddle.static.append_backward(out1)
paddle.static.append_backward(out1.sum())
x2 = paddle.rand([1, 1])
x2.stop_gradient = False
new_shape = paddle.full([1], -1, "int32")
out2 = paddle.reshape(x2, new_shape)
paddle.static.append_backward(out2)
paddle.static.append_backward(out2.sum())
x3 = paddle.rand([1, 1])
x3.stop_gradient = False
new_shape = [paddle.full([], -1, "int32"), paddle.full([], 1, "int32")]
out3 = paddle.reshape(x3, new_shape)
paddle.static.append_backward(out3)
paddle.static.append_backward(out3.sum())
program = paddle.static.default_main_program()
res1, res2, res3 = self.exe.run(program, fetch_list=[out1, out2, out3])
self.assertEqual(res1.shape, (1,))
self.assertEqual(res2.shape, (1,))
self.assertEqual(res3.shape, (1, 1))
prog = paddle.static.default_main_program()
block = prog.global_block()
x1_grad = block.var(grad_var_name(x1.name))
x2_grad = block.var(grad_var_name(x2.name))
x3_grad = block.var(grad_var_name(x3.name))
out1_grad = block.var(grad_var_name(out1.name))
out2_grad = block.var(grad_var_name(out2.name))
out3_grad = block.var(grad_var_name(out3.name))
res = self.exe.run(
prog,
fetch_list=[
out1,
out2,
out3,
x1_grad,
x2_grad,
x3_grad,
out1_grad,
out2_grad,
out3_grad,
],
)
self.assertEqual(res[0].shape, (1, 1, 1))
self.assertEqual(res[1].shape, (1,))
self.assertEqual(res[2].shape, (1, 1))
self.assertEqual(res[3].shape, (1, 1))
self.assertEqual(res[4].shape, (1, 1))
self.assertEqual(res[5].shape, (1, 1))
self.assertEqual(res[6].shape, (1, 1, 1))
self.assertEqual(res[7].shape, (1,))
self.assertEqual(res[8].shape, (1, 1))
@prog_scope()
def test_reverse(self):
......@@ -1442,48 +1664,67 @@ class TestSundryAPIStatic(unittest.TestCase):
x.stop_gradient = False
out = paddle.reverse(x, axis=[])
paddle.static.append_backward(out)
paddle.static.append_backward(out.sum())
program = paddle.static.default_main_program()
res1, res2 = self.exe.run(program, fetch_list=[x, out])
self.assertEqual(res1.shape, ())
self.assertEqual(res2.shape, ())
prog = paddle.static.default_main_program()
block = prog.global_block()
x_grad = block.var(grad_var_name(x.name))
out_grad = block.var(grad_var_name(out.name))
res = self.exe.run(prog, fetch_list=[x, out, x_grad, out_grad])
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, ())
self.assertEqual(res[2].shape, ())
self.assertEqual(res[3].shape, ())
@prog_scope()
def test_sort(self):
x1 = paddle.rand([])
x1.stop_gradient = False
out1 = paddle.sort(x1, axis=-1)
paddle.static.append_backward(out1)
paddle.static.append_backward(out1.sum())
x2 = paddle.rand([])
x2.stop_gradient = False
out2 = paddle.sort(x2, axis=0)
paddle.static.append_backward(out2)
paddle.static.append_backward(out2.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out1, out2])
block = prog.global_block()
x1_grad = block.var(grad_var_name(x1.name))
x2_grad = block.var(grad_var_name(x2.name))
out1_grad = block.var(grad_var_name(out1.name))
out2_grad = block.var(grad_var_name(out2.name))
res = self.exe.run(
prog,
fetch_list=[out1, out2, out1_grad, out2_grad, x1_grad, x2_grad],
)
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, ())
self.assertEqual(res[2].shape, ())
self.assertEqual(res[3].shape, ())
self.assertEqual(res[4].shape, ())
self.assertEqual(res[5].shape, ())
self.assertEqual(res[4], 1.0)
self.assertEqual(res[5], 1.0)
@prog_scope()
def test_argsort(self):
# have no backward
x1 = paddle.rand([])
x1.stop_gradient = False
out1 = paddle.argsort(x1, axis=-1)
paddle.static.append_backward(out1)
x2 = paddle.rand([])
x2.stop_gradient = False
out2 = paddle.argsort(x2, axis=0)
paddle.static.append_backward(out2)
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out1, out2])
self.assertEqual(res[0].shape, ())
self.assertEqual(res[1].shape, ())
self.assertEqual(res[0], 0.0)
self.assertEqual(res[1], 0.0)
@prog_scope()
def test_lerp(self):
......@@ -1504,9 +1745,9 @@ class TestSundryAPIStatic(unittest.TestCase):
prog = paddle.static.default_main_program()
block = prog.global_block()
x_grad = block.var(fluid.framework.grad_var_name(x.name))
y_grad = block.var(fluid.framework.grad_var_name(y.name))
out_grad = block.var(fluid.framework.grad_var_name(out.name))
x_grad = block.var(grad_var_name(x.name))
y_grad = block.var(grad_var_name(y.name))
out_grad = block.var(grad_var_name(out.name))
res = self.exe.run(prog, fetch_list=[out, out_grad, y_grad, x_grad])
self.assertEqual(res[0].shape, shape[3])
......@@ -1516,21 +1757,33 @@ class TestSundryAPIStatic(unittest.TestCase):
@prog_scope()
def test_repeat_interleave(self):
x = paddle.full([], 1.0, 'float32')
out = paddle.repeat_interleave(x, 2, None)
paddle.static.append_backward(out)
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
self.assertEqual(res[0].shape, (2,))
x1 = paddle.full([], 1.0, 'float32')
x1.stop_gradient = False
out1 = paddle.repeat_interleave(x1, 2, None)
paddle.static.append_backward(out1.sum())
x2 = paddle.full([], 1.0, 'float32')
x2.stop_gradient = False
repeats = paddle.to_tensor([3], dtype='int32')
out = paddle.repeat_interleave(x, repeats, None)
paddle.static.append_backward(out)
out2 = paddle.repeat_interleave(x2, repeats, None)
paddle.static.append_backward(out2.sum())
prog = paddle.static.default_main_program()
res = self.exe.run(prog, fetch_list=[out])
self.assertEqual(res[0].shape, (3,))
block = prog.global_block()
x1_grad = block.var(grad_var_name(x1.name))
x2_grad = block.var(grad_var_name(x2.name))
out1_grad = block.var(grad_var_name(out1.name))
out2_grad = block.var(grad_var_name(out2.name))
res = self.exe.run(
prog,
fetch_list=[out1, out2, x1_grad, x2_grad, out1_grad, out2_grad],
)
self.assertEqual(res[0].shape, (2,))
self.assertEqual(res[1].shape, (3,))
self.assertEqual(res[2].shape, ())
self.assertEqual(res[3].shape, ())
self.assertEqual(res[4].shape, (2,))
self.assertEqual(res[5].shape, (3,))
# Use to test API whose zero-dim input tensors don't have grad and not need to test backward in OpTest.
......
......@@ -17,9 +17,11 @@ import unittest
import numpy as np
import paddle
import paddle.fluid as fluid
import paddle.nn.functional as F
paddle.set_device('xpu')
fluid.set_flags({"FLAGS_retain_grad_for_all_tensor": True})
unary_api_list = [
......@@ -100,9 +102,7 @@ class TestUnaryAPI(unittest.TestCase):
for api in unary_api_list:
x = paddle.rand([])
x.stop_gradient = False
x.retain_grads()
out = api(x)
out.retain_grads()
out.backward()
self.assertEqual(x.shape, [])
......@@ -138,25 +138,22 @@ reduce_api_list = [
# Use to test zero-dim of reduce API
class TestReduceAPI(unittest.TestCase):
def test_dygraph(self):
def test_dygraph_reduce(self):
paddle.disable_static()
for api in reduce_api_list:
# 1) x is 0D
if api in [paddle.all, paddle.any]:
x = paddle.randint(0, 2, []).astype('bool')
out = api(x, None)
self.assertEqual(x.shape, [])
self.assertEqual(out.shape, [])
else:
x = paddle.rand([])
x.stop_gradient = False
x.retain_grads()
out = api(x, None)
out.retain_grads()
out.backward()
x.stop_gradient = False
out = api(x, None)
out.backward()
self.assertEqual(x.shape, [])
self.assertEqual(x.shape, [])
self.assertEqual(out.shape, [])
if x.grad is not None:
self.assertEqual(x.grad.shape, [])
self.assertEqual(out.shape, [])
self.assertEqual(out.grad.shape, [])
paddle.enable_static()
......@@ -196,29 +193,28 @@ class TestBinaryAPI(unittest.TestCase):
def test_dygraph_binary(self):
paddle.disable_static()
for api in binary_api_list:
# 1) x/y is 0D
# 1) x is 0D, y is 0D
x = paddle.rand([])
y = paddle.rand([])
x.stop_gradient = False
y.stop_gradient = False
x.retain_grads()
y.retain_grads()
if isinstance(api, dict):
out = api['func'](x, y)
out_cls = getattr(paddle.Tensor, api['cls_method'])(x, y)
np.testing.assert_array_equal(out_cls.numpy(), out.numpy())
else:
out = api(x, y)
out.retain_grads()
self.assertEqual(out.shape, [])
out.backward()
self.assertEqual(x.shape, [])
self.assertEqual(y.shape, [])
self.assertEqual(out.shape, [])
if x.grad is not None:
self.assertEqual(x.grad.shape, [])
self.assertEqual(y.grad.shape, [])
self.assertEqual(out.grad.shape, [])
# 2) x is not 0D , y is 0D
# 2) x is ND, y is 0D
x = paddle.rand([2, 3, 4])
y = paddle.rand([])
x.stop_gradient = False
......@@ -229,16 +225,17 @@ class TestBinaryAPI(unittest.TestCase):
np.testing.assert_array_equal(out_cls.numpy(), out.numpy())
else:
out = api(x, y)
out.retain_grads()
self.assertEqual(out.shape, [2, 3, 4])
out.backward()
self.assertEqual(x.shape, [2, 3, 4])
self.assertEqual(y.shape, [])
self.assertEqual(out.shape, [2, 3, 4])
if x.grad is not None:
self.assertEqual(x.grad.shape, [2, 3, 4])
self.assertEqual(y.grad.shape, [])
self.assertEqual(out.grad.shape, [2, 3, 4])
# 3) x is 0D , y is not 0D
# 3) x is 0D , y is ND
x = paddle.rand([])
y = paddle.rand([2, 3, 4])
x.stop_gradient = False
......@@ -249,10 +246,11 @@ class TestBinaryAPI(unittest.TestCase):
np.testing.assert_array_equal(out_cls.numpy(), out.numpy())
else:
out = api(x, y)
out.retain_grads()
self.assertEqual(out.shape, [2, 3, 4])
out.backward()
self.assertEqual(x.shape, [])
self.assertEqual(y.shape, [2, 3, 4])
self.assertEqual(out.shape, [2, 3, 4])
if x.grad is not None:
self.assertEqual(x.grad.shape, [])
self.assertEqual(y.grad.shape, [2, 3, 4])
......@@ -260,26 +258,32 @@ class TestBinaryAPI(unittest.TestCase):
# 4) x is 0D , y is scalar
x = paddle.rand([])
y = 0.5
x.stop_gradient = False
y = 0.5
if isinstance(api, dict):
out = getattr(paddle.Tensor, api['cls_method'])(x, y)
out.backward()
self.assertEqual(x.shape, [])
self.assertEqual(out.shape, [])
if x.grad is not None:
self.assertEqual(x.grad.shape, [])
self.assertEqual(out.grad.shape, [])
for api in binary_int_api_list:
# 1) x/y is 0D
# 1) x is 0D, y is 0D
x = paddle.randint(-10, 10, [])
y = paddle.randint(-10, 10, [])
out = api(x, y)
self.assertEqual(out.shape, [])
# 2) x is not 0D , y is 0D
# 2) x is ND, y is 0D
x = paddle.randint(-10, 10, [3, 5])
y = paddle.randint(-10, 10, [])
out = api(x, y)
self.assertEqual(out.shape, [3, 5])
# 3) x is 0D , y is not 0D
# 3) x is 0D , y is ND
x = paddle.randint(-10, 10, [])
y = paddle.randint(-10, 10, [3, 5])
out = api(x, y)
......@@ -374,9 +378,7 @@ class TestSundryAPI(unittest.TestCase):
def test_pow_factor(self):
x = paddle.rand([])
x.stop_gradient = False
x.retain_grads()
out = paddle.pow(x, 2.0)
out.retain_grads()
out.backward()
self.assertEqual(out.shape, [])
......@@ -386,9 +388,7 @@ class TestSundryAPI(unittest.TestCase):
def test_cast(self):
x = paddle.full([], 1.0, 'float32')
x.stop_gradient = False
x.retain_grads()
out = paddle.cast(x, 'int32')
out.retain_grads()
out.backward()
self.assertEqual(out.shape, [])
......@@ -399,7 +399,6 @@ class TestSundryAPI(unittest.TestCase):
x = paddle.uniform([], None, -10, 10)
x.stop_gradient = False
out = paddle.clip(x, -5, 5)
out.retain_grads()
out.backward()
self.assertEqual(out.shape, [])
......@@ -444,11 +443,11 @@ class TestSundryAPI(unittest.TestCase):
x = paddle.to_tensor([1.0, 3.0, 5.0, 7.0, 9.0], stop_gradient=False)
index = paddle.full([], 2, 'int64')
out = paddle.gather(x, index)
out.retain_grads()
out.backward()
self.assertEqual(out.shape, [])
self.assertEqual(out.numpy(), 5)
self.assertEqual(x.grad.shape, [5])
self.assertEqual(out.grad.shape, [])
def test_gather_xD_axis_0(self):
......@@ -457,61 +456,62 @@ class TestSundryAPI(unittest.TestCase):
)
index = paddle.full([], 1, 'int64')
out = paddle.gather(x, index)
out.retain_grads()
out.backward()
self.assertEqual(out.shape, [3])
for i in range(3):
self.assertEqual(out.numpy()[i], x.numpy()[1][i])
np.testing.assert_array_equal(out.numpy(), x.numpy()[1, :])
self.assertEqual(x.grad.shape, [2, 3])
self.assertEqual(out.grad.shape, [3])
def test_gather_xD_axis_1(self):
x = paddle.to_tensor([[1.0, 2.0, 3.0], [4.0, 5.0, 6.0]])
x = paddle.to_tensor(
[[1.0, 2.0, 3.0], [4.0, 5.0, 6.0]], stop_gradient=False
)
index = paddle.full([], 1, 'int64')
out = paddle.gather(x, index, axis=1)
out.backward()
self.assertEqual(out.shape, [2])
for i in range(2):
self.assertEqual(out.numpy()[i], x.numpy()[i][1])
np.testing.assert_array_equal(out.numpy(), [2.0, 5.0])
self.assertEqual(x.grad.shape, [2, 3])
self.assertEqual(out.grad.shape, [2])
def test_scatter_1D(self):
x = paddle.to_tensor([1.0, 3.0, 5.0, 7.0, 9.0])
x = paddle.to_tensor([1.0, 3.0, 5.0, 7.0, 9.0], stop_gradient=False)
index = paddle.full([], 2, 'int64')
updates = paddle.full([], 4.0)
out = paddle.scatter(x, index, updates)
out.backward()
self.assertEqual(out.shape, [5])
self.assertEqual(out.numpy()[2], 4)
self.assertEqual(out.grad.shape, [5])
def test_scatter_XD(self):
x = paddle.to_tensor([[1.0, 2.0, 3.0], [4.0, 5.0, 6.0]])
x = paddle.to_tensor(
[[1.0, 2.0, 3.0], [4.0, 5.0, 6.0]], stop_gradient=False
)
index = paddle.full([], 1, 'int64')
updates = paddle.to_tensor([1.0, 2.0, 3.0])
out = paddle.scatter(x, index, updates)
out.backward()
for i in range(3):
self.assertEqual(out.numpy()[1][i], updates.numpy()[i])
self.assertEqual(out.shape, [2, 3])
np.testing.assert_array_equal(out.numpy()[1], [1.0, 2.0, 3.0])
self.assertEqual(out.grad.shape, [2, 3])
def test_diagflat(self):
x1 = paddle.rand([])
x2 = paddle.rand([])
x3 = paddle.rand([])
x1.stop_gradient = False
x2.stop_gradient = False
x3.stop_gradient = False
x1.retain_grads()
x2.retain_grads()
x3.retain_grads()
out1 = paddle.diagflat(x1, 1)
out2 = paddle.diagflat(x2, -1)
out3 = paddle.diagflat(x3, 0)
out1.retain_grads()
out2.retain_grads()
out3.retain_grads()
out1.backward()
out2.backward()
out3.backward()
......@@ -541,9 +541,7 @@ class TestSundryAPI(unittest.TestCase):
index = paddle.full([], 1, 'int64')
updates = paddle.to_tensor([1.0, 2.0, 3.0])
out = paddle.scatter_(x, index, updates)
for i in range(3):
self.assertEqual(out.numpy()[1][i], updates.numpy()[i])
np.testing.assert_array_equal(out.numpy()[1], [1.0, 2.0, 3.0])
def test_flatten(self):
x = paddle.full([], 1, 'float32')
......@@ -561,9 +559,7 @@ class TestSundryAPI(unittest.TestCase):
def test_scale(self):
x = paddle.rand([])
x.stop_gradient = False
x.retain_grads()
out = paddle.scale(x, scale=2.0, bias=1.0)
out.retain_grads()
out.backward()
self.assertEqual(out.shape, [])
......@@ -598,31 +594,26 @@ class TestSundryAPI(unittest.TestCase):
def test_reshape_list(self):
x = paddle.rand([])
x.stop_gradient = False
x.retain_grads()
out = paddle.reshape(x, [])
out.retain_grads()
out.backward()
self.assertEqual(x.grad.shape, [])
self.assertEqual(out.shape, [])
self.assertEqual(out.grad.shape, [])
out = paddle.reshape(x, [1])
out.retain_grads()
out.backward()
self.assertEqual(x.grad.shape, [])
self.assertEqual(out.shape, [1])
self.assertEqual(out.grad.shape, [1])
out = paddle.reshape(x, [-1])
out.retain_grads()
out.backward()
self.assertEqual(x.grad.shape, [])
self.assertEqual(out.shape, [1])
self.assertEqual(out.grad.shape, [1])
out = paddle.reshape(x, [-1, 1])
out.retain_grads()
out.backward()
self.assertEqual(x.grad.shape, [])
self.assertEqual(out.shape, [1, 1])
......@@ -631,26 +622,22 @@ class TestSundryAPI(unittest.TestCase):
def test_reshape_tensor(self):
x = paddle.rand([1, 1])
x.stop_gradient = False
x.retain_grads()
out = paddle.reshape(x, [])
out.retain_grads()
out.backward()
self.assertEqual(x.grad.shape, [1, 1])
self.assertEqual(out.shape, [])
self.assertEqual(out.grad.shape, [])
new_shape = paddle.full([], 1, "int32")
new_shape = paddle.to_tensor([1, 1, 1], "int32")
out = paddle.reshape(x, new_shape)
out.retain_grads()
out.backward()
self.assertEqual(x.grad.shape, [1, 1])
self.assertEqual(out.shape, [1])
self.assertEqual(out.grad.shape, [1])
self.assertEqual(out.shape, [1, 1, 1])
self.assertEqual(out.grad.shape, [1, 1, 1])
new_shape = paddle.full([], -1, "int32")
new_shape = paddle.to_tensor([-1], "int32")
out = paddle.reshape(x, new_shape)
out.retain_grads()
out.backward()
self.assertEqual(x.grad.shape, [1, 1])
self.assertEqual(out.shape, [1])
......@@ -658,7 +645,6 @@ class TestSundryAPI(unittest.TestCase):
new_shape = [paddle.full([], -1, "int32"), paddle.full([], 1, "int32")]
out = paddle.reshape(x, new_shape)
out.retain_grads()
out.backward()
self.assertEqual(x.grad.shape, [1, 1])
self.assertEqual(out.shape, [1, 1])
......@@ -700,13 +686,9 @@ class TestSundryAPI(unittest.TestCase):
x2 = paddle.rand([])
x1.stop_gradient = False
x2.stop_gradient = False
x1.retain_grads()
x2.retain_grads()
out1 = paddle.sort(x1, axis=-1)
out2 = paddle.sort(x2, axis=0)
out1.retain_grads()
out2.retain_grads()
out1.backward()
out2.backward()
......@@ -727,13 +709,9 @@ class TestSundryAPI(unittest.TestCase):
x2 = paddle.rand([])
x1.stop_gradient = False
x2.stop_gradient = False
x1.retain_grads()
x2.retain_grads()
out1 = paddle.argsort(x1, axis=-1)
out2 = paddle.argsort(x2, axis=0)
out1.retain_grads()
out2.retain_grads()
out1.backward()
out2.backward()
......
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