python项目入口的写法
import os
import sys
PATH = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
sys.path.append(PATH)
from atm import main
if __name__ == '__main__':
main.ok()

import os
import sys
PATH = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
sys.path.append(PATH)
from atm import main
if __name__ == '__main__':
main.ok()
