这个Python类用于获取代码执行时间，python类获取代码,＂＂＂Execution

这个Python类用于获取代码执行时间，python类获取代码,"""Execution

"""ExecutionTimeThis class is used for timing execution of code.For example:    timer = ExecutionTime()    print 'Hello world!'    print 'Finished in {} seconds.'.format(timer.duration())"""import timeimport randomclass ExecutionTime:    def __init__(self):        self.start_time = time.time()    def duration(self):        return time.time() - self.start_time# ---- run code ---- #timer = ExecutionTime()sample_list = list()my_list = [random.randint(1, 888898) for num in           range(1, 1000000) if num % 2 == 0]print('Finished in {} seconds.'.format(timer.duration()))