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# mypy: allow-untyped-defs
from typing import Union
import torch
class _InsertPoint:
def __init__(
self,
insert_point_graph: torch._C.Graph,
insert_point: Union[torch._C.Node, torch._C.Block],
):
self.insert_point = insert_point
self.g = insert_point_graph
self.guard = None
def __enter__(self):
self.prev_insert_point = self.g.insertPoint()
self.g.setInsertPoint(self.insert_point)
def __exit__(self, *args):
self.g.setInsertPoint(self.prev_insert_point)
def insert_point_guard(self, insert_point: Union[torch._C.Node, torch._C.Block]):
return _InsertPoint(self, insert_point)
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