Python Vérifiez si plus de 1 est vrai
if sum([a,b,c,d]) > 1:
print("Please specify at most one of 'a', 'b', 'c', 'd'.")
Real Raccoon
if sum([a,b,c,d]) > 1:
print("Please specify at most one of 'a', 'b', 'c', 'd'.")