31 lines
1001 B
Python
31 lines
1001 B
Python
|
"""
|
||
|
|
APIs related to torch.compile which lazily import torch._dynamo to avoid
|
||
|
|
circular dependencies.
|
||
|
|
"""
|
||
|
|
import functools
|
||
|
|
|
||
|
|
|
||
|
|
def _disable_dynamo(fn=None, recursive=True):
|
||
|
|
"""
|
||
|
|
This API should be only used inside torch, external users should still use
|
||
|
|
torch._dynamo.disable. The main goal of this API is to avoid circular
|
||
|
|
imports issues that is common while using _dynamo.disable inside torch
|
||
|
|
itself.
|
||
|
|
|
||
|
|
This API avoids it by lazily importing torch._dynamo from the import time to
|
||
|
|
the invocation of the decorated function.
|
||
|
|
"""
|
||
|
|
if fn is not None:
|
||
|
|
|
||
|
|
@functools.wraps(fn)
|
||
|
|
def inner(*args, **kwargs):
|
||
|
|
import torch._dynamo
|
||
|
|
|
||
|
|
return torch._dynamo.disable(fn, recursive)(*args, **kwargs)
|
||
|
|
|
||
|
|
return inner
|
||
|
|
else:
|
||
|
|
# decorator usage like @_disable_dynamo(recursive=False). The resulting
|
||
|
|
# object expects the original decorated function as the arg.
|
||
|
|
return functools.partial(_disable_dynamo, recursive=recursive)
|