python 通过命令传参方式执行对应方法

运行的指令模板

python test.py start 1 2 3 

test.py

def start(*kwargs):
    print('start')
    print(kwargs)


def run():
    print('run')


def end():
    print('start')


import importlib


def dynamic_import(module):
    return importlib.import_module(module)


if __name__ == '__main__':
   
    module = dynamic_import('ppexpect_test')

    getattr(module, sys.argv[1])(sys.argv[2:])

import traceback
import pexpect
from pexpect.popen_spawn import PopenSpawn

try:
    child = pexpect.popen_spawn.PopenSpawn('ssh pi@192.168.178.34')
    a = child.expect(['password:', 'The authenticity of host'], timeout=300, async=True)
    if a == 0:
        child.sendline('123456789')
        print('this ip has exists in know_host files!')
    if a == 1:
        print('this ip will be added to know_host files!')
        child.sendline('yes')
        child.expect('password:')
        child.sendline('raspberry')
        # send test
        child.sendline("echo TestMessage")
        child.interact()
except pexpect.EOF:
    traceback.print_exc()