Add button example

button/button.py

@@ -0,0 +1,10 @@
+from machine import Pin
+from time import sleep
+
+button = Pin(13, Pin.IN) #D7
+button2 = Pin(14, Pin.IN) #d5
+
+while True:
+    print(button.value(), button2.value())
+    sleep(1)
+