python装饰器

import enum
import logging

import time
from functools import wraps

logger = logging.getLogger('sls')


# time装饰器
def timer(func):
    @wraps(func)
    def wrap(*args, **kwargs):
        begin_time = time.perf_counter()
        result = func(*args, **kwargs)
        start_time = time.perf_counter()
        logger.info('func:%r took: %2.4f sec' % (func.__name__, start_time - begin_time))
        return result

    return wrap

使用

# 导入装饰器
from conf import timer

@ timer
def func(a, b):
    return a+b

func(1, 5)