Python pip安装lxml出错的问题解决办法
1. 在使用pip安装lxml过程中出现了一下错误：
>>> pip install lxml
C:UsersChen>pip install lxml Collecting lxml Using cached lxml-3.5.0.tar.gz Installing collected packages: lxml Running setup.py install for lxml ... error Complete output from command "d:program filespythonpython.exe" -u -c "import setuptools, tokenize;__file__='C:\Users\CHENJU~1\AppData\Local\Temp\pip-build-id5180h6\lxml\setup.py'; Building lxml version 3.5.0. Building without Cython. ERROR: b"'xslt-config' xb2xbbxcaxc7xc4xdaxb2xbfxbbxf2xcdxe2xb2xbfxc3xfcxc1xeexa3xacxd2xb2xb2xbbxcaxc7xbfxc9xd4xcbxd0xd0xb5xc4xb3xccxd0xf2rnxbbxf2xc ** make sure the development packages of libxml2 and libxslt are installed ** Using build configuration of libxslt running install running build running build_py creating build creating buildlib.win32-3.5 creating buildlib.win32-3.5lxml copying srclxmlbuilder.py -> buildlib.win32-3.5lxml copying srclxmlcssselect.py -> buildlib.win32-3.5lxml copying srclxmldoctestcompare.py -> buildlib.win32-3.5lxml copying srclxmlElementInclude.py -> buildlib.win32-3.5lxml copying srclxmlpyclasslookup.py -> buildlib.win32-3.5lxml copying srclxmlsax.py -> buildlib.win32-3.5lxml copying srclxmlusedoctest.py -> buildlib.win32-3.5lxml copying srclxml_elementpath.py -> buildlib.win32-3.5lxml copying srclxml__init__.py -> buildlib.win32-3.5lxml creating buildlib.win32-3.5lxmlincludes copying srclxmlincludes__init__.py -> buildlib.win32-3.5lxmlincludes creating buildlib.win32-3.5lxmlhtml copying srclxmlhtmlbuilder.py -> buildlib.win32-3.5lxmlhtml copying srclxmlhtmlclean.py -> buildlib.win32-3.5lxmlhtml copying srclxmlhtmldefs.py -> buildlib.win32-3.5lxmlhtml copying srclxmlhtmldiff.py -> buildlib.win32-3.5lxmlhtml copying srclxmlhtmlElementSoup.py -> buildlib.win32-3.5lxmlhtml copying srclxmlhtmlformfill.py -> buildlib.win32-3.5lxmlhtml copying srclxmlhtmlhtml5parser.py -> buildlib.win32-3.5lxmlhtml copying srclxmlhtmlsoupparser.py -> buildlib.win32-3.5lxmlhtml copying srclxmlhtmlusedoctest.py -> buildlib.win32-3.5lxmlhtml copying srclxmlhtml_diffcommand.py -> buildlib.win32-3.5lxmlhtml copying srclxmlhtml_html5builder.py -> buildlib.win32-3.5lxmlhtml copying srclxmlhtml_setmixin.py -> buildlib.win32-3.5lxmlhtml copying srclxmlhtml__init__.py -> buildlib.win32-3.5lxmlhtml creating buildlib.win32-3.5lxmlisoschematron copying srclxmlisoschematron__init__.py -> buildlib.win32-3.5lxmlisoschematron copying srclxmllxml.etree.h -> buildlib.win32-3.5lxml copying srclxmllxml.etree_api.h -> buildlib.win32-3.5lxml copying srclxmlincludesc14n.pxd -> buildlib.win32-3.5lxmlincludes copying srclxmlincludesconfig.pxd -> buildlib.win32-3.5lxmlincludes copying srclxmlincludesdtdvalid.pxd -> buildlib.win32-3.5lxmlincludes copying srclxmlincludesetreepublic.pxd -> buildlib.win32-3.5lxmlincludes copying srclxmlincludeshtmlparser.pxd -> buildlib.win32-3.5lxmlincludes copying srclxmlincludesrelaxng.pxd -> buildlib.win32-3.5lxmlincludes copying srclxmlincludesschematron.pxd -> buildlib.win32-3.5lxmlincludes copying srclxmlincludestree.pxd -> buildlib.win32-3.5lxmlincludes copying srclxmlincludesuri.pxd -> buildlib.win32-3.5lxmlincludes copying srclxmlincludesxinclude.pxd -> buildlib.win32-3.5lxmlincludes copying srclxmlincludesxmlerror.pxd -> buildlib.win32-3.5lxmlincludes copying srclxmlincludesxmlparser.pxd -> buildlib.win32-3.5lxmlincludes copying srclxmlincludesxmlschema.pxd -> buildlib.win32-3.5lxmlincludes copying srclxmlincludesxpath.pxd -> buildlib.win32-3.5lxmlincludes copying srclxmlincludesxslt.pxd -> buildlib.win32-3.5lxmlincludes copying srclxmlincludesetree_defs.h -> buildlib.win32-3.5lxmlincludes copying srclxmlincludeslxml-version.h -> buildlib.win32-3.5lxmlincludes creating buildlib.win32-3.5lxmlisoschematronresources creating buildlib.win32-3.5lxmlisoschematronresourcesrng copying srclxmlisoschematronresourcesrngiso-schematron.rng -> buildlib.win32-3.5lxmlisoschematronresourcesrng creating buildlib.win32-3.5lxmlisoschematronresourcesxsl copying srclxmlisoschematronresourcesxslRNG2Schtrn.xsl -> buildlib.win32-3.5lxmlisoschematronresourcesxsl copying srclxmlisoschematronresourcesxslXSD2Schtrn.xsl -> buildlib.win32-3.5lxmlisoschematronresourcesxsl creating buildlib.win32-3.5lxmlisoschematronresourcesxsliso-schematron-xslt1 copying srclxmlisoschematronresourcesxsliso-schematron-xslt1iso_abstract_expand.xsl -> buildlib.win32-3.5lxmlisoschematronresourcesxsliso-schematron-xslt1 copying srclxmlisoschematronresourcesxsliso-schematron-xslt1iso_dsdl_include.xsl -> buildlib.win32-3.5lxmlisoschematronresourcesxsliso-schematron-xslt1 copying srclxmlisoschematronresourcesxsliso-schematron-xslt1iso_schematron_message.xsl -> buildlib.win32-3.5lxmlisoschematronresourcesxsliso-schematron-xslt1 copying srclxmlisoschematronresourcesxsliso-schematron-xslt1iso_schematron_skeleton_for_xslt1.xsl -> buildlib.win32-3.5lxmlisoschematronresourcesxsliso-schematron-xslt1 copying srclxmlisoschematronresourcesxsliso-schematron-xslt1iso_svrl_for_xslt1.xsl -> buildlib.win32-3.5lxmlisoschematronresourcesxsliso-schematron-xslt1 copying srclxmlisoschematronresourcesxsliso-schematron-xslt1readme.txt -> buildlib.win32-3.5lxmlisoschematronresourcesxsliso-schematron-xslt1 running build_ext building 'lxml.etree' extension error: Unable to find vcvarsall.bat ----------------------------------------
2. Baidu一下看看问题如何解决：
原来这个问题，还是需要区分操作系统来分别处理的。window下暂无涉及。
3. Linux系统的处理方式：
sudo apt-get install python-dev libxml2-dev libxslt1-dev zlib1g-dev
or yum install .....
然后继续使用 pip install lxml
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