自定义多日志文件，自动删除昨天的日志

from datetime import datetime,timedelta

import os

FILE_path = os.getcwd() +‘/log_jiexheng/‘

def log_set(msg, name =‘main‘):

now_time = datetime.now()

yes_date = now_time + timedelta(days=-1)

str_now = str(now_time).split(‘.‘)[0]

str_yes = str(yes_date).split(‘.‘)[0]

FILE_yes = FILE_path +‘%s%s‘%(name, str_yes)

FILE_main = FILE_path +‘%s%s‘%(name, str_now)

print(FILE_path,FILE_yes[:-10],FILE_main[:-10])

os.system(‘mkdir -p %s ;rm s%s ;touch %s‘%(FILE_path,FILE_yes[:-10],FILE_main[:-10]))

f = open(‘%s‘ % FILE_main[:-10], ‘a+‘)

f.write(‘[‘ + str(datetime.now()).split(‘.‘)[0] + ‘]‘ + msg + ‘\n‘)

print(‘FILE_main %s‘% FILE_main)

f.close()

log_set(msg =‘hia‘)

log_set(msg =‘hia2‘)