我有一个适用于python2和python3的模块。在Python=3.2。类似:install_requires=["threadpool>=1.2.7ifpython_version如何做到这一点？ 最佳答案 使用environmentmarkers:install_requires=['threadpool>=1.2.7;python_versionSetuptools的具体用法在其documentation中有详细说明。.上面显示的语法需要setuptoolsv36.2+(changelog).

bash-3.2$sudoeasy_installappscriptPassword:SearchingforappscriptReadinghttp://pypi.python.org/simple/appscript/Readinghttp://appscript.sourceforge.netBestmatch:appscript1.0.0Downloadinghttp://pypi.python.org/packages/source/a/appscript/appscript-1.0.0.tar.gz#md5=6619b637037ea0f391f45870c13ae38aP

bash-3.2$sudoeasy_installappscriptPassword:SearchingforappscriptReadinghttp://pypi.python.org/simple/appscript/Readinghttp://appscript.sourceforge.netBestmatch:appscript1.0.0Downloadinghttp://pypi.python.org/packages/source/a/appscript/appscript-1.0.0.tar.gz#md5=6619b637037ea0f391f45870c13ae38aP

我正在尝试安装pip包PIL。但是安装不起作用并引发以下错误。Couldnotfindaversionthatsatisfiestherequirementpil(fromxhtml2pdf==0.0.4->-rvirtualenv-reqs.txt(line16))(fromversions:)Someexternallyhostedfileswereignoredasaccesstothemmaybeunreliable(use--allow-externalpiltoallow).Nomatchingdistributionfoundforpil(fromxhtml2pdf==0

我正在尝试安装pip包PIL。但是安装不起作用并引发以下错误。Couldnotfindaversionthatsatisfiestherequirementpil(fromxhtml2pdf==0.0.4->-rvirtualenv-reqs.txt(line16))(fromversions:)Someexternallyhostedfileswereignoredasaccesstothemmaybeunreliable(use--allow-externalpiltoallow).Nomatchingdistributionfoundforpil(fromxhtml2pdf==0

编译ffmpeg-metartc的时候出现如下报错报错的提示：gccisunabletocreateanexecutablefile.Ifgccisacross-compiler,usethe--enable-cross-compileoption.Onlydothisifyouknowwhatcrosscompilingmeans.Ccompilertestfailed.Ifyouthinkconfiguremadeamistake,makesureyouareusingthelatestversionfromGit.Ifthelatestversionfails,reporttheprob

编译ffmpeg-metartc的时候出现如下报错报错的提示：gccisunabletocreateanexecutablefile.Ifgccisacross-compiler,usethe--enable-cross-compileoption.Onlydothisifyouknowwhatcrosscompilingmeans.Ccompilertestfailed.Ifyouthinkconfiguremadeamistake,makesureyouareusingthelatestversionfromGit.Ifthelatestversionfails,reporttheprob

问题启动Eureka注册中心出现如下警告WARN3732—[main]c.n.c.sources.URLConfigurationSource:NoURLswillbepolledasdynamicconfigurationsources.INFO3732—[main]c.n.c.sources.URLConfigurationSource:ToenableURLsasdynamicconfigurationsources,defineSystempropertyarchaius.configurationSource.additionalUrlsormakeconfig.properties

已结束。此问题不符合StackOverflowguidelines.它目前不接受答案。这个问题似乎与aspecificprogrammingproblem,asoftwarealgorithm,orsoftwaretoolsprimarilyusedbyprogrammers无关.如果您认为该问题将成为anotherStackExchangesite上的主题，您可以发表评论，说明在哪里可以回答问题。关闭8年前。Improvethisquestion我已经安装了matplotlib-1.2.1以及numpy-1.8.0。注意-我正在使用安装了Homebrew软件的系统python-我设置

已结束。此问题不符合StackOverflowguidelines.它目前不接受答案。这个问题似乎与aspecificprogrammingproblem,asoftwarealgorithm,orsoftwaretoolsprimarilyusedbyprogrammers无关.如果您认为该问题将成为anotherStackExchangesite上的主题，您可以发表评论，说明在哪里可以回答问题。关闭8年前。Improvethisquestion我已经安装了matplotlib-1.2.1以及numpy-1.8.0。注意-我正在使用安装了Homebrew软件的系统python-我设置