def first(*args, **kwargs):
while True:
try:
try:
com = serial_ports()[0]
return Device.USB(com, *args, **kwargs)
except IndexError:
return Device.discover(*args, **kwargs)[0]
except IndexError:
continue
def USB(com=None, *args, **kwargs):
if com is None:
while True:
try:
com = serial_ports()[0]
except IndexError:
continue
else:
break
return Device(com, *args, **kwargs)
