Is there a way to perform “if” in python's lambda

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长发绾君心
长发绾君心 2020-12-12 08:38

In python 2.6, I want to do:

f = lambda x: if x==2 print x else raise Exception()
f(2) #should print \"2\"
f(3) #should throw an exception
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  •  抹茶落季
    2020-12-12 09:38

    The syntax you're looking for:

    lambda x: True if x % 2 == 0 else False
    

    But you can't use print or raise in a lambda.

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