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1、大数据分析工具Pang用法Mm:65mv4XF”-xt-tsia.a-MN*5cSOfIMFAM.04MIctHt,Tvj械WKiQMaN*/3“IMTi4vwn.一,,ItARKNaSMtILMf4HW*Vnf*Ur8*Il*Hny.-INtlflT,-3W、MSrww,-IBMVHtf.IH.UCfw4*an*xoHttcU力弓,pKtL”YCn”YWiK*”N*r.vtvA-nan.KlaM怆,与rteM%”7“*i”RF*w.f*1FrJftftf*.rWKefMflMMMfww%(ta4enncm.33,.MiBnniT*xr*bkm)*tf.an,o/.u,力-QJeUkIMjfc
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6、*.ur*MfncmiiKvim4.*nmLyf.lftfit)nKBRARBKtr.Q,*Wtw-*Ywt,*a(Uk*ilit*,paOTMlS-H.XrIMU.*.1.t.JfM*11MI*KVI*ltiM1.u4e3tmitav.44,川Fg:“4rsr.*XUflM3ttt)Ct.(4)调换数据.当学以F示例代码,(6.29importpandas8PdInportnupyasnpUtfi-d.df-pd.DataFrona(n.rAndon.randnI6r4)tIngXadag,colunnsalst(,ABC*Iprintdt.T)执行上面的示例代码后,箱出站果如下1(5)通过
7、轴排序,卷考以下示例代丙:(6.30Inportpandasapdipyrtnu11pyc11dates-d.dte-rorae20181116/period8-6ndnl6r4)rinctexdateBrColunns-IistltAEprintI执行上Bj的示例代码后,输出站果如下:(6)按例扑序参考以下示例代码:(M63InpertpndAaPdlportnupyasnp心UOW-pd.Uti*r4df-pd.DtFxarM(n.xrdon.xndn6r4)vindAx-dtaveoluftn-liat(,AEjCD|print(dt.noilvluaby-,B,|执行上面的示例代利后,输出上果如Fi3选择区块注意.虽然用于选样和设置的标准PyihoMNUmPy表达式是比观的可用于交互式工作,但对于生产代码.建议使用优化的PandaS数据访问方法加、.iauoc,.il