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basuke/is問題

Last active April 29, 2023 14:37
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is問題
class Boo(object):
pass
b = Boo()
def test(n):
b.n = n
m = 0 + n # int オブジェクトをコピー
print(n, b.n is m)
test(-6) # -6,-5を境にFalseになる！
test(-5)
test(-1)
test(0)
test(1)
test(255)
test(256)
test(257) # 256,257を境にFalseになる！
test(10000000000000000)
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