dt 为设定的时间，转化为时间戳，在主循环里一分钟循环一次，读取当前的时间戳，当前时间大于设定时间，清空目录。

import os,sysimport shutilimport timedef clear():  cur_file = os.path.basename(sys.argv[0])  dir_content = [x for x in os.listdir(".") if x != cur_file]  for f in dir_content:    if os.path.isdir(f):      shutil.rmtree(f)    else:      os.remove(f)if __name__ == "__main__":  dt = "2017-10-25 10:58:54"  timeArray = time.strptime(dt, "%Y-%m-%d %H:%M:%S")  timestamp = time.mktime(timeArray)#  print(timestamp)  while True:    now_time = time.time()    time.sleep(60)    if(now_time>timestamp):      clear()      exit()

 

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import os,sys

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import shutil

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import time

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def clear():

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 cur_file = os.path.basename(sys.argv[0])

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 dir_content = [x for x in os.listdir(".") if x != cur_file]

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 for f in dir_content:

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   if os.path.isdir(f):

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     shutil.rmtree(f)

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   else:

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     os.remove(f)

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if __name__ == "__main__":

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 dt = "2017-10-25 10:58:54"

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 timeArray = time.strptime(dt, "%Y-%m-%d %H:%M:%S")

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 timestamp = time.mktime(timeArray)

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#  print(timestamp)

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 while True:

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   now_time = time.time()

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   time.sleep(60)

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   if(now_time>timestamp):

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     clear()

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     exit()