new_contents: from datetime import datetime
  from recon import Recon
  
  control = Recon()
  cs=0
  origin=datetime.now()
  if cs == 0:
      control.light_on()
      control.pump_on()
      print("light on and pump on")
      if 2 <= (datetime.now()-origin).minutes:
          cs = 1
          origin=datetime.now()
      else :
          print("something is wrong at cs0 ---> cs1")
  if cs == 1:
      control.light_on()
      control.pump_off()
      print("light on and pump off")
      if 6 <= (datetime.now()-last).hours:
          cs = 2
          origin=datetime.now()
      else:
          print("something is wrong at cs1 --> cs 2")
  
  if cs == 2:
      control.light_off()
      control.pump_on()
      print("light off and pump on")
      if 2 <= (datetime.now()-origin).minute:
          cs = 3
          origin=datetime.now()
      else :
          print("something is wrong at cs 2 --> cs 3")
  if cs == 3:
      control.light_off()
      control.pump_off()
      print("light off and pump off")
      if 18 <= (datetime.now()-origin).hours:
          cs = 1
          origin=datetime.now()
  
  
          
              
          
          
subject: add cycle file