Add infrared.py

guowenxue

2019-01-29 a9ebf09a84de1ba90c9f459b84b9989db2b0e1e3

Add infrared.py

 modules/python/infrared.py

New file
@@ -0,0 +1,30 @@
import time
import signal
import RPi.GPIO as GPIO

INFR_PIN=16

def sig_proc(signum, frame):
    print("Catch stop signal and program exit now...")
    exit()

signal.signal(signal.SIGINT, sig_proc)
signal.signal(signal.SIGTERM, sig_proc)
 
def init():
    GPIO.setwarnings(False)
    GPIO.setmode(GPIO.BOARD)
    GPIO.setup(INFR_PIN, GPIO.IN)
    pass
 
def detct():
    while True:
        if GPIO.input(INFR_PIN) == True:
            print time.strftime('%Y-%m-%d %H:%M:%S',time.localtime(time.time()))+"  Someone is closing!"
        else:
            print time.strftime('%Y-%m-%d %H:%M:%S',time.localtime(time.time()))+"  No one nearby!"
        time.sleep(1) 
init()
detct()
GPIO.cleanup()