onion-grater: fix rate limiting of how often we try to connect to tor
commit 2a940428 tried to implement this rate limiting, but the call to time.sleep(1) always raises an exception:
NameError: name 'time' is not defined
commit 2a940428 tried to implement this rate limiting, but the call to time.sleep(1) always raises an exception:
NameError: name 'time' is not defined