board = "feather_huzzah"
     elif microcontroller == "samd21":
         board = "feather_m0_express"
     elif microcontroller == "pyboard":
         microcontroller = "stm32"
         board = "pyboard"
         board = "feather_huzzah"
     elif microcontroller == "samd21":
         board = "feather_m0_express"
     elif microcontroller == "pyboard":
         microcontroller = "stm32"
         board = "pyboard"
 
 implementation = sys.implementation.name
 if implementation == "micropython":
     from utime import sleep
 elif implementation == "circuitpython":
     from time import sleep
 
 implementation = sys.implementation.name
 if implementation == "micropython":
     from utime import sleep
 elif implementation == "circuitpython":
     from time import sleep