frommachineimportPin,Signal# Red LED on pin LED_RED also kown as A13LED=Signal('LED_RED',Pin.OUT)# Green LED on pin LED_GREEN also known as A14LED2=Signal('LED_GREEN',Pin.OUT)# Yellow LED on pin LED_YELLOW also known as A15LED3=Signal('LED_YELLOW',Pin.OUT)# Blue LED on pin LED_BLUE also known as B4LED4=Signal('LED_BLUE',Pin.OUT)