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import time
class CallbackModule(object):
"""
A plugin for timing tasks
"""
def __init__(self):
self.stats = {}
self.current = None
def playbook_on_task_start(self, name, is_conditional):
"""
Logs the start of each task
"""
if self.current is not None:
# Record the running time of the last executed task
self.stats[self.current] = time.time() - self.stats[self.current]
# Record the start time of the current task
self.current = name
self.stats[self.current] = time.time()
def playbook_on_stats(self, stats):
"""
Prints the timings
"""
# Record the timing of the very last task
if self.current is not None:
self.stats[self.current] = time.time() - self.stats[self.current]
# Sort the tasks by their running time
results = sorted(self.stats.items(), key=lambda value: value[1], reverse=True)
# Just keep the top 10
results = results[:10]
# Print the timings
for name, elapsed in results:
print "{0:-<70}{1:->9}".format('{0} '.format(name), ' {0:.02f}s'.format(elapsed))
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