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import time as t
class MyTimer:
def __init__(self, func, number=1000000):
self.prompt = "未开始计时!"
self.lasted = 0.0
self.default_timer = t.perf_counter
self.func = func
self.number = number
def __str__(self):
return self.prompt
__repr__ = __str__
def __add__(self, other):
result = self.lasted + other.lasted
prompt = "总共运行了 %0.2f 秒" % result
return prompt
# 内部方法,计算运行时间
def timing(self):
self.begin = self.default_timer()
for i in range(self.number):
self.func()
self.end = self.default_timer()
self.lasted = self.end - self.begin
self.prompt = "总共运行了 %0.2f 秒" % self.lasted
# 设置计时器(time.perf_counter() 或 time.process_time())
def set_timer(self, timer):
if timer == 'process_time':
self.default_timer = t.process_time
elif timer == 'perf_counter':
self.default_timer = t.perf_counter
else:
print("输入无效,请输入 perf_counter 或 process_time")
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我的问题是func 到底是什么呀!
>>> a = MyTimer(2+3)
>>> a.timing()
Traceback (most recent call last):
File "<pyshell#1>", line 1, in <module>
a.timing()
File "D:\Python exercise\044魔法方法.简单定制.py", line 194, in timing
self.func()
TypeError: 'int' object is not callable
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