#!/usr/bin/env python
#****************************************
#  relaytimer.py  
#  Written by Michael Wright www.y2KLeader.com
#  Startup example:
#  python3 relay.py
#****************************************
import sys
import os
import time
import datetime
import threading
relay_state=0
os.system("gpio mode 7 output")
def mytimer():
   global relay_state
   threading.Timer(5.0, mytimer).start()
   if(relay_state==0):
      os.system("gpio write 7 1")
      relay_state=1
      return
   if(relay_state==1):
      os.system("gpio write 7 0")
      relay_state=0
      return
mytimer()