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Python零值_Python_Python 3.x_Boolean - Fatal编程技术网

Python零值

Python零值,python,python-3.x,boolean,Python,Python 3.x,Boolean,除了False、None、0和0.0之外,是否有任何值会在bool(x)(在Python 3.x中)返回False?任何空序列或映射对象也会计算为False: >>> bool({}) False >>> bool([]) False >>> bool("") False >>> bool(()) False 任何空序列或映射对象也将计算为False: >>> bool({}) False >>

除了
False
None
0
0.0
之外,是否有任何值会在
bool(x)
(在Python 3.x中)返回False?

任何空序列或映射对象也会计算为
False

>>> bool({})
False
>>> bool([])
False
>>> bool("")
False
>>> bool(())
False

任何空序列或映射对象也将计算为
False

>>> bool({})
False
>>> bool([])
False
>>> bool("")
False
>>> bool(())
False

我在找什么。>\uu>谢谢我可能应该更经常地参考该资源。我正在寻找的内容。>\uu>谢谢我可能应该更经常地参考这一资源。