Paddle ValueError: (InvalidArgument) GradOp is only callable when is_test is false

8yoxcaq7  于 2021-11-30  发布在  Java
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C:\Users\NING MEI.conda\envs\torch1.7\lib\site-packages\win32\lib\pywintypes.py:2: DeprecationWarning: the imp module is deprecated in favour of importlib; see the module's documentation for alternative uses
import imp, sys, os
W0906 15:48:02.696318 18436 device_context.cc:404] Please NOTE: device: 0, GPU Compute Capability: 8.6, Driver API Version: 11.4, Runtime API Version: 11.0
W0906 15:48:02.713272 18436 device_context.cc:422] device: 0, cuDNN Version: 8.0.
C:\Users\NING MEI.conda\envs\torch1.7\lib\site-packages\paddle\nn\layer\norm.py:641: UserWarning: When training, we now always track global mean and variance.
"When training, we now always track global mean and variance.")
epoch:0 error:15.627627765559353 min_mae:15.627627765559353 min_epoch:0
Traceback (most recent call last):
File "m:/Ghostcount-paddle/Ghostcount-paddle/N_train.py", line 64, in
loss.backward()
File "C:\Users\NING MEI.conda\envs\torch1.7\lib\site-packages\decorator.py", line 232, in fun
return caller(func, *(extras + args),**kw)
File "C:\Users\NING MEI.conda\envs\torch1.7\lib\site-packages\paddle\fluid\wrapped_decorator.py", line 25, inimpl
return wrapped_func(args,kwargs)
File "C:\Users\NING MEI.conda\envs\torch1.7\lib\site-packages\paddle\fluid\framework.py", line 227, in
impl
*
return func(*args,**kwargs)
File "C:\Users\NING MEI.conda\envs\torch1.7\lib\site-packages\paddle\fluid\dygraph\varbase_patch_methods.py", line 239, in backward
framework._dygraph_tracer())
ValueError: (InvalidArgument) GradOp is only callable when is_test is false
[Hint: Expected ctx->Attrs().Get("is_test") == false, but received ctx->Attrs().Get("is_test"):1 != false:0.] (at C:/home/workspace/Paddle_release2/paddle/fluid/operators/dropout_op.cc:122)

bq9c1y66

bq9c1y661#

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esyap4oy

esyap4oy2#

报错原因是is_test属性为true时 没有反向梯度

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