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duckworthd/instant_debug.py

Created April 24, 2012 20:34
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Instant Debug
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instant_debug.py
'''
A module that allows one to press CTRL+\ at any time to pause program execution.
The stack may be examined with `u` and `d`, and the process can be continued with
`c`. For example,
import instant_debug
import time
for i in xrange(10000):
print i
time.sleep(0.1)
'''
import signal
import ipdb
def handler(signum, frame):
ipdb.set_trace()
signal.signal(signal.SIGQUIT, handler)
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