Src/lxml/etree_defs. h: 9:31: 致命错误: libxml/xmlversion.h: 没有这样的文件或目录

1. 我正在运行以下命令来安装该文件中的软件包” “ pip install -r requirements.txt --download-cache=~/tmp/pip-cache”.

2. Txt 包含像

# Data formats
# ------------
PIL==1.1.7 #


html5lib==0.90
httplib2==0.7.4
lxml==2.3.1


# Documentation
# -------------
Sphinx==1.1
docutils==0.8.1


# Testing
# -------
behave==1.1.0
dingus==0.3.2
django-testscenarios==0.7.2
mechanize==0.2.5
mock==0.7.2
testscenarios==0.2
testtools==0.9.14
wsgi_intercept==0.5.1

在安装“ lxml”包时，我遇到了以下错误

Requirement already satisfied (use --upgrade to upgrade): django-testproject>=0.1.1 in /usr/lib/python2.7/site-packages/django_testproject-0.1.1-py2.7.egg (from django-testscenarios==0.7.2->-r requirements.txt (line 33))
Installing collected packages: lxml, Sphinx, docutils, behave, dingus, mock, testscenarios, testtools, South
Running setup.py install for lxml
Building lxml version 2.3.1.
Building without Cython.
ERROR: /bin/sh: xslt-config: command not found


** make sure the development packages of libxml2 and libxslt are installed **


Using build configuration of libxslt
building 'lxml.etree' extension
gcc -pthread -fno-strict-aliasing -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m32 -march=i686 -mtune=atom -fasynchronous-unwind-tables -D_GNU_SOURCE -fPIC -fwrapv -DNDEBUG -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m32 -march=i686 -mtune=atom -fasynchronous-unwind-tables -D_GNU_SOURCE -fPIC -fwrapv -fPIC -I/usr/include/python2.7 -c src/lxml/lxml.etree.c -o build/temp.linux-i686-2.7/src/lxml/lxml.etree.o -w
In file included from src/lxml/lxml.etree.c:239:0:
src/lxml/etree_defs.h:9:31: fatal error: libxml/xmlversion.h: No such file or directory
compilation terminated.
error: command 'gcc' failed with exit status 1
Complete output from command /usr/bin/python -c "import setuptools;__file__='/root/Projects/ir/build/lxml/setup.py';execfile(__file__)" install --single-version-externally-managed --record /tmp/pip-SwjFm3-record/install-record.txt:
Building lxml version 2.3.1.


Building without Cython.


ERROR: /bin/sh: xslt-config: command not found






** make sure the development packages of libxml2 and libxslt are installed **






Using build configuration of libxslt


running install


running build


running build_py


copying src/lxml/cssselect.py -> build/lib.linux-i686-2.7/lxml


copying src/lxml/__init__.py -> build/lib.linux-i686-2.7/lxml


copying src/lxml/sax.py -> build/lib.linux-i686-2.7/lxml


copying src/lxml/pyclasslookup.py -> build/lib.linux-i686-2.7/lxml


copying src/lxml/usedoctest.py -> build/lib.linux-i686-2.7/lxml


copying src/lxml/doctestcompare.py -> build/lib.linux-i686-2.7/lxml


copying src/lxml/_elementpath.py -> build/lib.linux-i686-2.7/lxml


copying src/lxml/ElementInclude.py -> build/lib.linux-i686-2.7/lxml


copying src/lxml/builder.py -> build/lib.linux-i686-2.7/lxml


copying src/lxml/html/clean.py -> build/lib.linux-i686-2.7/lxml/html


copying src/lxml/html/__init__.py -> build/lib.linux-i686-2.7/lxml/html


copying src/lxml/html/_dictmixin.py -> build/lib.linux-i686-2.7/lxml/html


copying src/lxml/html/ElementSoup.py -> build/lib.linux-i686-2.7/lxml/html


copying src/lxml/html/usedoctest.py -> build/lib.linux-i686-2.7/lxml/html


copying src/lxml/html/defs.py -> build/lib.linux-i686-2.7/lxml/html


copying src/lxml/html/builder.py -> build/lib.linux-i686-2.7/lxml/html


copying src/lxml/html/_html5builder.py -> build/lib.linux-i686-2.7/lxml/html


copying src/lxml/html/diff.py -> build/lib.linux-i686-2.7/lxml/html


copying src/lxml/html/html5parser.py -> build/lib.linux-i686-2.7/lxml/html


copying src/lxml/html/_diffcommand.py -> build/lib.linux-i686-2.7/lxml/html


copying src/lxml/html/_setmixin.py -> build/lib.linux-i686-2.7/lxml/html


copying src/lxml/html/soupparser.py -> build/lib.linux-i686-2.7/lxml/html


copying src/lxml/html/formfill.py -> build/lib.linux-i686-2.7/lxml/html


copying src/lxml/isoschematron/__init__.py -> build/lib.linux-i686-2.7/lxml/isoschematron


copying src/lxml/etreepublic.pxd -> build/lib.linux-i686-2.7/lxml


copying src/lxml/tree.pxd -> build/lib.linux-i686-2.7/lxml


copying src/lxml/etree_defs.h -> build/lib.linux-i686-2.7/lxml


copying src/lxml/isoschematron/resources/rng/iso-schematron.rng -> build/lib.linux-i686-2.7/lxml/isoschematron/resources/rng


copying src/lxml/isoschematron/resources/xsl/XSD2Schtrn.xsl -> build/lib.linux-i686-2.7/lxml/isoschematron/resources/xsl


copying src/lxml/isoschematron/resources/xsl/RNG2Schtrn.xsl -> build/lib.linux-i686-2.7/lxml/isoschematron/resources/xsl


copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_svrl_for_xslt1.xsl -> build/lib.linux-i686-2.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1


copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_schematron_message.xsl -> build/lib.linux-i686-2.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1


copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_schematron_skeleton_for_xslt1.xsl -> build/lib.linux-i686-2.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1


copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_abstract_expand.xsl -> build/lib.linux-i686-2.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1


copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_dsdl_include.xsl -> build/lib.linux-i686-2.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1


copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/readme.txt -> build/lib.linux-i686-2.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1


running build_ext


building 'lxml.etree' extension


gcc -pthread -fno-strict-aliasing -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m32 -march=i686 -mtune=atom -fasynchronous-unwind-tables -D_GNU_SOURCE -fPIC -fwrapv -DNDEBUG -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m32 -march=i686 -mtune=atom -fasynchronous-unwind-tables -D_GNU_SOURCE -fPIC -fwrapv -fPIC -I/usr/include/python2.7 -c src/lxml/lxml.etree.c -o build/temp.linux-i686-2.7/src/lxml/lxml.etree.o -w


In file included from src/lxml/lxml.etree.c:239:0:


src/lxml/etree_defs.h:9:31: fatal error: libxml/xmlversion.h: No such file or directory


compilation terminated.


error: command 'gcc' failed with exit status 1


----------------------------------------
Command /usr/bin/python -c "import setuptools;__file__='/root/Projects/ir/build/lxml/setup.py';execfile(__file__)" install --single-version-externally-managed --record /tmp/pip-SwjFm3-record/install-record.txt failed with error code 1
Storing complete log in /root/.pip/pip.log

有人可以检查和指导我什么是问题和为什么? 任何软件包丢失安装。