我知道的基本内容...... ;-P但是检查函数是否返回某些值的最佳方法是什么?
def hillupillu():
a= None
b="lillestalle"
return a,b
if i and j in hillupillu(): #how can i check if i or j are empty? this is not doing it of course;-P
print i,j
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