Code now shows temperature and humidity infinitely until keyboard interrupt.

temp-calc.py

@@ -2,12 +2,15 @@
 
 import RPi.GPIO as GPIO
 import dht11
+import time
 
 # initialize GPIO
 GPIO.setwarnings(False)
 GPIO.setmode(GPIO.BCM)
 GPIO.cleanup()
 
+try:
+  while True:
     # read data using pin 16
     instance = dht11.DHT11(pin = 16)
     result = instance.read()
@@ -17,5 +20,7 @@ if result.is_valid():
       print("Humidity: %-3.1f %%" % result.humidity)
     else:
       print("Error: %d" % result.error_code)
-
+    time.sleep(3)
+except KeyboardInterrupt:
+  print("Program stopped by user.")
   GPIO.cleanup()