import time
import board
import digitalio

# Setup pump control
pump = digitalio.DigitalInOut(board.GP13)
pump.direction = digitalio.Direction.OUTPUT

# ===== ONE-SHOT TIMER VARIABLES =====
delay = 5.0 # 5 second delay
start_time = None 
executed = False 
armed = False

# ===== ONE-SHOT TIMER CALLBACK FUNCTION =====
def stop_pump():
    pump.value = False
    print("Pump stopped after 5 seconds")

# Start pump and arm timer
pump.value = True 
print("Pump started")

# ===== ONE-SHOT TIMER ARMING =====
start_time = time.monotonic()
armed = True