71 lines
1.7 KiB
Python
71 lines
1.7 KiB
Python
import types
|
|
from contextlib import contextmanager
|
|
|
|
# The idea for this parameter is that we forbid bare assignment
|
|
# to torch.backends.<cudnn|mkldnn>.enabled and friends when running our
|
|
# test suite, where it's very easy to forget to undo the change
|
|
# later.
|
|
__allow_nonbracketed_mutation_flag = True
|
|
|
|
|
|
def disable_global_flags():
|
|
global __allow_nonbracketed_mutation_flag
|
|
__allow_nonbracketed_mutation_flag = False
|
|
|
|
|
|
def flags_frozen():
|
|
return not __allow_nonbracketed_mutation_flag
|
|
|
|
|
|
@contextmanager
|
|
def __allow_nonbracketed_mutation():
|
|
global __allow_nonbracketed_mutation_flag
|
|
old = __allow_nonbracketed_mutation_flag
|
|
__allow_nonbracketed_mutation_flag = True
|
|
try:
|
|
yield
|
|
finally:
|
|
__allow_nonbracketed_mutation_flag = old
|
|
|
|
|
|
class ContextProp:
|
|
def __init__(self, getter, setter):
|
|
self.getter = getter
|
|
self.setter = setter
|
|
|
|
def __get__(self, obj, objtype):
|
|
return self.getter()
|
|
|
|
def __set__(self, obj, val):
|
|
if not flags_frozen():
|
|
self.setter(val)
|
|
else:
|
|
raise RuntimeError(
|
|
"not allowed to set %s flags "
|
|
"after disable_global_flags; please use flags() context manager instead"
|
|
% obj.__name__
|
|
)
|
|
|
|
|
|
class PropModule(types.ModuleType):
|
|
def __init__(self, m, name):
|
|
super().__init__(name)
|
|
self.m = m
|
|
|
|
def __getattr__(self, attr):
|
|
return self.m.__getattribute__(attr)
|
|
|
|
|
|
from torch.backends import (
|
|
cpu as cpu,
|
|
cuda as cuda,
|
|
cudnn as cudnn,
|
|
mha as mha,
|
|
mkl as mkl,
|
|
mkldnn as mkldnn,
|
|
mps as mps,
|
|
nnpack as nnpack,
|
|
openmp as openmp,
|
|
quantized as quantized,
|
|
)
|