Update btns.py

btns.py

 import RPi.GPIO as GPIO # Import Raspberry Pi GPIO library
-def no_callback(channel):
-    print("no Button was pushed!")
-def down_callback(channel):
-    print("down Button was pushed!")
-def up_callback(channel):
-    print("up Button was pushed!")
-def yes_callback(channel):
-    print("yes Button was pushed!")
-GPIO.setwarnings(True) # Ignore warning for now
+GPIO.setwarnings(False) # Ignore warning for now
 GPIO.setmode(GPIO.BOARD) # Use physical pin numbering
 GPIO.setup(13, GPIO.IN, pull_up_down=GPIO.PUD_DOWN) # Set pin 22 to be an input pin and set initial value to be pulled low (off)
 GPIO.setup(15, GPIO.IN, pull_up_down=GPIO.PUD_DOWN) # Set pin 23 to be an input pin and set initial value to be pulled low (off)
 GPIO.setup(16, GPIO.IN, pull_up_down=GPIO.PUD_DOWN) # Set pin 24 to be an input pin and set initial value to be pulled low (off)
 GPIO.setup(18, GPIO.IN, pull_up_down=GPIO.PUD_DOWN) # Set pin 26 to be an input pin and set initial value to be pulled low (off)
-GPIO.add_event_detect(13,GPIO.RISING,callback=no_callback) # Setup event on pin 22 rising edge
-GPIO.add_event_detect(15,GPIO.RISING,callback=down_callback) # Setup event on pin 23 rising edge
-GPIO.add_event_detect(16,GPIO.RISING,callback=up_callback) # Setup event on pin 24 rising edge
-GPIO.add_event_detect(18,GPIO.RISING,callback=yes_callback) # Setup event on pin 26 rising edge
+while True: # Run forever
+    if GPIO.input(13) == GPIO.HIGH:
+        print("no")
+    if GPIO.input(15) == GPIO.HIGH:
+        print("down")
+    if GPIO.input(16) == GPIO.HIGH:
+        print("up")
+    if GPIO.input(18) == GPIO.HIGH:
+        print("yes")
 #message = input("Press enter to quit\n\n") # Run until someone presses enter
-#GPIO.cleanup()
-
-
-
+#GPIO.cleanup()
\ No newline at end of file