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981
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aaronmk
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# Profiling: Times operations and provides the user with statistical information
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import sys
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import datetime
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1042
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aaronmk
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import dates
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989
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aaronmk
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import format
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981
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aaronmk
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class Profiler:
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def __init__(self, start_now=False):
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self.total = datetime.timedelta()
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if start_now: self.start()
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5104
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aaronmk
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def start(self): self.start_ = dates.now()
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981
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aaronmk
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def stop(self):
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5104
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aaronmk
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assert self.start_ != None
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self.total += dates.now() - self.start_
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981
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aaronmk
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def msg(self): return 'Took '+str(self.total)+' sec'
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class ItersProfiler(Profiler):
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def __init__(self, iter_text='iteration', **settings):
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Profiler.__init__(self, **settings)
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self.iter_text = iter_text
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self.iter_ct = None
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def add_iters(self, iter_ct):
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if self.iter_ct == None: self.iter_ct = 0
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self.iter_ct += iter_ct
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def stop(self, iter_ct=None):
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Profiler.stop(self)
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if iter_ct != None: self.add_iters(iter_ct)
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def msg(self):
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msg = Profiler.msg(self)
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1648
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aaronmk
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if self.iter_ct != None and self.iter_ct > 0:
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989
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aaronmk
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msg += ('/'+format.int2str(self.iter_ct)+' '+self.iter_text+'(s) = '
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1042
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aaronmk
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+format.to_si(float(dates.total_seconds(self.total))/self.iter_ct)
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981
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aaronmk
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+'s/'+self.iter_text)
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return msg
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