Puas muaj npe tuples hashable?

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Puas muaj npe tuples hashable?
Puas muaj npe tuples hashable?

Video: Puas muaj npe tuples hashable?

Video: Puas muaj npe tuples hashable?
Video: Python! Tuples 2024, Kaum ib hlis
Anonim

Thaum kawg, tuples lossis lub npe tuples nrog qhov muaj txiaj ntsig sib txawv tsis yog hashable, raws li koj tau pom hauv qhov piv txwv saum toj no. Thaum kawg, txij li cov chav kawm muaj npe tuple yog cov chav kawm ntawm tuple, lawv tsis hloov pauv ib yam. Yog li yog tias koj sim hloov tus nqi ntawm kev sib koom tes, ces koj yuav tau txais AttributeError.

Puas muaj npe tuples iterable?

Tus khoom hauv kab lus yuav tsum yog qhov nws ua tau. Yog li ib daim ntawv teev npe lossis tuple hauv kab lus ua haujlwm, tab sis qhov sib lawv liag ntawm qhov tseem ceeb yam tsis tau suav nrog raws li qhov tsis tuaj yeem rov qab ua yuam kev. Rov qab ib qho OrderedDict tshiab uas qhia cov npe npe rau lawv cov nqi sib xws.

Puas yog tuples hashable hauv Python?

Txhua yam khoom tsis hloov pauv hauv cov khoomhauv Python yog hashable zoo li tuples thaum lub thawv hloov tau zoo li cov npe thiab phau ntawv txhais lus tsis yog hashable. Cov khoom uas yog piv txwv ntawm cov neeg siv cov chav kawm yog hashable los ntawm lub neej ntawd, lawv txhua tus sib piv tsis sib xws, thiab lawv tus nqi hash yog lawv tus lej.

Puas muaj npe tuples mutable?

Puas yog Tuples Mutable lossis Immutable? Hauv Python, tuples yog hloov tsis tau, thiab "immutable" txhais tau tias tus nqi hloov tsis tau.

Yog tuples hloov tsis tau?

Ib tug tuple yog qhov sib lawv liag ntawm qhov muaj txiaj ntsig zoo li daim ntawv teev npe. Cov txiaj ntsig khaws cia hauv tuple tuaj yeem yog txhua yam, thiab lawv tau ntsuas los ntawm cov lej. Qhov txawv tseem ceeb yog tuples tsis hloov pauv… Vim tuple yog lub npe ntawm tus tsim, koj yuav tsum tsis txhob siv nws ua lub npe sib txawv.

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