def METHOD_NAME():
    args = parse_args()
    if args.mode == "header":
        val = ""
        try:
            with open(args.publickey, "rb") as f:
                pub = f.read()
                val += "#include <pgmspace.h>\n"
                val += "#define ARDUINO_SIGNING 1\n"
                val += "static const char signing_pubkey[] PROGMEM = {\n"
                for i in bytearray(pub):
                    val += "0x%02x, \n" % i
                val = val[:-3]
                val +="\n};\n"
                sys.stderr.write("Enabling binary signing\n")
        except IOError: