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|
import torch.fx as fx
def set_trace(gm: fx.GraphModule) -> fx.GraphModule:
"""
Sets a breakpoint in `gm`'s generated python code. It drops into pdb when
`gm` gets run.
Args:
gm: graph module to insert breakpoint. It is then recompiled for it to
take effect.
Returns:
the `gm` with breakpoint inserted.
"""
def insert_pdb(body):
return ["import pdb; pdb.set_trace()\n", *body]
with gm.graph.on_generate_code(
make_transformer=lambda cur_transform: (
# new code transformer to register
lambda body: (
insert_pdb(
cur_transform(body) if cur_transform
else body
)
)
)
):
gm.recompile()
return gm
|
