Created
October 24, 2014 19:41
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Measure elapsed time of execution
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| #! encoding=UTF-8 | |
| """ | |
| zikan: a class of measuring elasped time | |
| """ | |
| from datetime import datetime, timedelta | |
| class Zikan(object): | |
| """ | |
| Zikan class | |
| Example | |
| ------- | |
| >>> z = Zikan().timer_start() # generate object and start timer | |
| >>> z.timer_stop() # after some processes, stop timer | |
| >>> z.get_total_seconds() # get elapsed seconds | |
| """ | |
| def __init__(self): | |
| self.timer_reset() | |
| def timer_start(self): | |
| """ | |
| start timer | |
| Returns | |
| ------- | |
| self : object | |
| Zikan object | |
| """ | |
| self.start_date = datetime.now() | |
| return self | |
| def timer_stop(self): | |
| """ | |
| stop timer | |
| """ | |
| if self.start_date: | |
| diff = datetime.now() - self.start_date | |
| self.elapsed_date += diff | |
| self.start_date = None | |
| else: | |
| raise ZikanError("Need to execute timer_start() before stopping.") | |
| def timer_reset(self): | |
| """ | |
| reset timer | |
| """ | |
| self.start_date = None | |
| self.elapsed_date = timedelta() | |
| def get_total_seconds(self): | |
| """ | |
| return total elapsed seconds | |
| """ | |
| return self.elapsed_date.total_seconds() | |
| def get_total_minutes(self): | |
| """ | |
| return total elapsed minutes | |
| """ | |
| return 1.0 * self.elapsed_date.total_seconds() / 60 | |
| def get_total_hours(self): | |
| """ | |
| return total elapsed hours | |
| """ | |
| return 1.0 * self.elapsed_date.total_seconds() / 3600 | |
| class ZikanError(Exception): | |
| def __init__(self, message): | |
| self.message = message | |
| def __str__(self): | |
| return self.message |
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