old_contents: # -*- coding:utf-8 -*-
  import os
  import time
  
  
  def app_timer():
  	path = "/home/pi/code/wechatserver/wechatclient/"
      os.chdir(path)
  	while True:
  		time.sleep(10)
  		try:
  			os.system("python clinet.py")
  		except Exception as e:
  		        pass
  
  
  if __name__ == '__main__':
  	app_timer()
  
new_contents: # -*- coding:utf-8 -*-
  import os
  import time
  
  
  def app_timer():
  	path = "/home/pi/code/wechatserver/wechatclient/"
     	os.chdir(path)
  	while True:
  		time.sleep(10)
  		try:
  			os.system("python clinet.py")
  		except Exception as e:
  		        pass
  
  
  if __name__ == '__main__':
  	app_timer()
  
subject: fix bug