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1、PythonforDataAnalysiswnloadfromWow!eBookoDWesMcKinneyBeijing•Cambridge•Farnham•Köln•Sebastopol•TokyoPythonforDataAnalysisbyWesMcKinneyCopyright©2013WesMcKinney.Allrightsreserved.PrintedintheUnitedStatesofAmerica.PublishedbyO’ReillyMedia,Inc.,
2、1005GravensteinHighwayNorth,Sebastopol,CA95472.O’Reillybooksmaybepurchasedforeducational,business,orsalespromotionaluse.Onlineeditionsarealsoavailableformosttitles(http://my.safaribooksonline.com).Formoreinformation,contactourcorporate/institutionalsalesdepart
3、ment:800-998-9938orcorporate@oreilly.com.Editors:JulieSteeleandMeghanBlanchetteIndexer:BIMPublishingServicesProductionEditor:MelanieYarbroughCoverDesigner:KarenMontgomeryCopyeditor:TeresaExleyInteriorDesigner:DavidFutatoProofreader:BIMPublishingServicesIllustr
4、ator:RebeccaDemarestOctober2012:FirstEdition.RevisionHistoryfortheFirstEdition:2012-10-05FirstreleaseSeehttp://oreilly.com/catalog/errata.csp?isbn=9781449319793forreleasedetails.NutshellHandbook,theNutshellHandbooklogo,andtheO’Reillylogoareregisteredtrademarks
5、ofO’ReillyMedia,Inc.PythonforDataAnalysis,thecoverimageofagolden-tailedtreeshrew,andrelatedtradedressaretrademarksofO’ReillyMedia,Inc.Manyofthedesignationsusedbymanufacturersandsellerstodistinguishtheirproductsareclaimedastrademarks.Wherethosedesignationsappea
6、rinthisbook,andO’ReillyMedia,Inc.,wasawareofatrademarkclaim,thedesignationshavebeenprintedincapsorinitialcaps.Whileeveryprecautionhasbeentakeninthepreparationofthisbook,thepublisherandauthorassumenoresponsibilityforerrorsoromissions,orfordamagesresultingfromth
7、euseoftheinformationcon-tainedherein.ISBN:978-1-449-31979-3[LSI]1349356084TableofContentsPreface.....................................................................xi1.Preliminaries...........................................................1WhatIsThisBookAbou
8、t?1WhyPythonforDataAnalysis?2PythonasGlue2Solvingthe“Two-Language”Problem2WhyNotPython?3EssentialPythonLibraries3NumPy4pandas4matplotlib5IPython5SciPy6InstallationandSetup6Windows7