def portal_tensor_life_is(tensor_life, skip_tracker=None):
if skip_tracker is None:
skip_tracker = current_skip_tracker()
# Get the current portal.
portal = list(skip_tracker.portals.values())[0]
if tensor_life == 0:
return portal.tensor_life == 0 and portal.tensor is None
else:
return portal.tensor_life == tensor_life and portal.tensor is not None
def forward(ctx, input):
ctx.skip_tracker = current_skip_tracker()
return input.detach()
def f():
q.put(current_skip_tracker())