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[Compat] Allow user temporary disable torch proxy by guard #75651

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[Compat] Allow user temporary disable torch proxy by guard #75651

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20 changes: 15 additions & 5 deletions python/paddle/compat.py
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Original file line number Diff line number Diff line change
Expand Up @@ -184,9 +184,19 @@ def disable_torch_proxy():


@contextmanager
def use_torch_proxy_guard():
enable_torch_proxy()
try:
yield
finally:
def use_torch_proxy_guard(enable: bool = True):
already_has_torch_proxy = TORCH_PROXY_FINDER in sys.meta_path
if enable == already_has_torch_proxy:
return
if enable:
enable_torch_proxy()
try:
yield
finally:
disable_torch_proxy()
else:
disable_torch_proxy()
try:
yield
finally:
enable_torch_proxy()
13 changes: 13 additions & 0 deletions test/compat/test_torch_proxy.py
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Expand Up @@ -64,6 +64,19 @@ def test_use_torch_proxy_guard(self):
with self.assertRaises(ModuleNotFoundError):
import torch

with paddle.compat.use_torch_proxy_guard():
import torch

self.assertIs(torch.cos, paddle.cos)
with paddle.compat.use_torch_proxy_guard(enable=False):
with self.assertRaises(ModuleNotFoundError):
import torch
with paddle.compat.use_torch_proxy_guard(enable=True):
import torch

with self.assertRaises(ModuleNotFoundError):
import torch

@paddle.compat.use_torch_proxy_guard()
def test_use_torch_inside_inner_function(self):
result = use_torch_inside_inner_function()
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