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26 lines
794 B
Python
26 lines
794 B
Python
import time
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class StopWatch(object):
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'''
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Tool for tracking/profiling application execution. Once initialized, this tracks elapsed
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time between "laps" which can be given a name and accessed at a later point.
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'''
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def __init__(self):
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self._laps = {}
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self._previous = time.time()
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def lap(self, name):
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# Do as little as possible since this is timing things.
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# Save the previous and current time, then overwrite the previous
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lap = (self._previous, time.time())
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self._previous = lap[1]
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self._laps[name] = lap
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def elapsed(self, name):
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# If the lap isn't defined, this should throw a key error
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# Don't worry about catching it here
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start, stop = self._laps[name]
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return stop - start
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