How to handle empty (none) tuple returned from python function -


i have function either returns tuple or none. how caller supposed handle condition?

def nontest():   return none  x,y = nontest()  traceback (most recent call last):  file "<stdin>", line 1, in <module> typeerror: 'nonetype' object not iterable

eafp:

try:     x,y = nontest() except typeerror:     # none-thing here or pass

or without try-except:

res = nontest()  if res none:     .... else:     x, y = res

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