La commande :
pip3 install lxml
me génère :
Downloading/unpacking lxml
Downloading lxml-4.3.1.tar.gz (4.4MB): 4.4MB downloaded
Running setup.py (path:/tmp/pip-build-_qlo6zjf/lxml/setup.py) egg_info for package lxml
Building lxml version 4.3.1.
Building without Cython.
Using build configuration of libxslt 1.1.28
/tmp/pip-build-_qlo6zjf/lxml/setup.py:12: PkgResourcesDeprecationWarning: Parameters to load are deprecated. Call .resolve and .require separately.
sys.exit(1)
Installing collected packages: lxml
Running setup.py install for lxml
Building lxml version 4.3.1.
Building without Cython.
Using build configuration of libxslt 1.1.28
building 'lxml.etree' extension
x86_64-linux-gnu-gcc -pthread -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -DCYTHON_CLINE_IN_TRACEBACK=0 -I/usr/include/libxml2 -Isrc -Isrc/lxml/includes -I/usr/include/python3.7m -c src/lxml/etree.c -o build/temp.linux-x86_64-3.7/src/lxml/etree.o -w
In file included from /usr/include/libxslt/xsltInternals.h:24,
from src/lxml/etree.c:718:
/usr/include/libxslt/xsltlocale.h:19:10: fatal error: xlocale.h: No such file or directory
#include <xlocale.h>
^~~~~~~~~~~
compilation terminated.
Compile failed: command 'x86_64-linux-gnu-gcc' failed with exit status 1
cc -I/usr/include/libxml2 -I/usr/include/libxml2 -c /tmp/xmlXPathInitr9utwi5l.c -o tmp/xmlXPathInitr9utwi5l.o
/tmp/xmlXPathInitr9utwi5l.c:2:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
main (int argc, char **argv) {
^~~~
cc tmp/xmlXPathInitr9utwi5l.o -lxml2 -o a.out
error: command 'x86_64-linux-gnu-gcc' failed with exit status 1
Complete output from command /usr/bin/python3 -c "import setuptools, tokenize;__file__='/tmp/pip-build-_qlo6zjf/lxml/setup.py';exec(compile(getattr(tokenize, 'open', open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" install --record /tmp/pip-39n98e9_-record/install-record.txt --single-version-externally-managed --compile:
Building lxml version 4.3.1.
Building without Cython.
Using build configuration of libxslt 1.1.28
running install
running build
running build_py
creating build
creating build/lib.linux-x86_64-3.7
creating build/lib.linux-x86_64-3.7/lxml
copying src/lxml/builder.py -> build/lib.linux-x86_64-3.7/lxml
copying src/lxml/__init__.py -> build/lib.linux-x86_64-3.7/lxml
copying src/lxml/sax.py -> build/lib.linux-x86_64-3.7/lxml
copying src/lxml/ElementInclude.py -> build/lib.linux-x86_64-3.7/lxml
copying src/lxml/cssselect.py -> build/lib.linux-x86_64-3.7/lxml
copying src/lxml/pyclasslookup.py -> build/lib.linux-x86_64-3.7/lxml
copying src/lxml/usedoctest.py -> build/lib.linux-x86_64-3.7/lxml
copying src/lxml/doctestcompare.py -> build/lib.linux-x86_64-3.7/lxml
copying src/lxml/_elementpath.py -> build/lib.linux-x86_64-3.7/lxml
creating build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/__init__.py -> build/lib.linux-x86_64-3.7/lxml/includes
creating build/lib.linux-x86_64-3.7/lxml/html
copying src/lxml/html/_html5builder.py -> build/lib.linux-x86_64-3.7/lxml/html
copying src/lxml/html/ElementSoup.py -> build/lib.linux-x86_64-3.7/lxml/html
copying src/lxml/html/builder.py -> build/lib.linux-x86_64-3.7/lxml/html
copying src/lxml/html/__init__.py -> build/lib.linux-x86_64-3.7/lxml/html
copying src/lxml/html/_diffcommand.py -> build/lib.linux-x86_64-3.7/lxml/html
copying src/lxml/html/soupparser.py -> build/lib.linux-x86_64-3.7/lxml/html
copying src/lxml/html/_setmixin.py -> build/lib.linux-x86_64-3.7/lxml/html
copying src/lxml/html/diff.py -> build/lib.linux-x86_64-3.7/lxml/html
copying src/lxml/html/clean.py -> build/lib.linux-x86_64-3.7/lxml/html
copying src/lxml/html/html5parser.py -> build/lib.linux-x86_64-3.7/lxml/html
copying src/lxml/html/usedoctest.py -> build/lib.linux-x86_64-3.7/lxml/html
copying src/lxml/html/formfill.py -> build/lib.linux-x86_64-3.7/lxml/html
copying src/lxml/html/defs.py -> build/lib.linux-x86_64-3.7/lxml/html
creating build/lib.linux-x86_64-3.7/lxml/isoschematron
copying src/lxml/isoschematron/__init__.py -> build/lib.linux-x86_64-3.7/lxml/isoschematron
copying src/lxml/etree.h -> build/lib.linux-x86_64-3.7/lxml
copying src/lxml/etree_api.h -> build/lib.linux-x86_64-3.7/lxml
copying src/lxml/lxml.etree.h -> build/lib.linux-x86_64-3.7/lxml
copying src/lxml/lxml.etree_api.h -> build/lib.linux-x86_64-3.7/lxml
copying src/lxml/includes/schematron.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/uri.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/config.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/xmlschema.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/etreepublic.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/c14n.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/__init__.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/xpath.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/xinclude.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/relaxng.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/xmlerror.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/dtdvalid.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/tree.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/xslt.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/xmlparser.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/htmlparser.pxd -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/etree_defs.h -> build/lib.linux-x86_64-3.7/lxml/includes
copying src/lxml/includes/lxml-version.h -> build/lib.linux-x86_64-3.7/lxml/includes
creating build/lib.linux-x86_64-3.7/lxml/isoschematron/resources
creating build/lib.linux-x86_64-3.7/lxml/isoschematron/resources/rng
copying src/lxml/isoschematron/resources/rng/iso-schematron.rng -> build/lib.linux-x86_64-3.7/lxml/isoschematron/resources/rng
creating build/lib.linux-x86_64-3.7/lxml/isoschematron/resources/xsl
copying src/lxml/isoschematron/resources/xsl/XSD2Schtrn.xsl -> build/lib.linux-x86_64-3.7/lxml/isoschematron/resources/xsl
copying src/lxml/isoschematron/resources/xsl/RNG2Schtrn.xsl -> build/lib.linux-x86_64-3.7/lxml/isoschematron/resources/xsl
creating build/lib.linux-x86_64-3.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1
copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_abstract_expand.xsl -> build/lib.linux-x86_64-3.7/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-x86_64-3.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1
copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_schematron_message.xsl -> build/lib.linux-x86_64-3.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1
copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_dsdl_include.xsl -> build/lib.linux-x86_64-3.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1
copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_svrl_for_xslt1.xsl -> build/lib.linux-x86_64-3.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1
copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/readme.txt -> build/lib.linux-x86_64-3.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1
running build_ext
building 'lxml.etree' extension
creating build/temp.linux-x86_64-3.7
creating build/temp.linux-x86_64-3.7/src
creating build/temp.linux-x86_64-3.7/src/lxml
x86_64-linux-gnu-gcc -pthread -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -DCYTHON_CLINE_IN_TRACEBACK=0 -I/usr/include/libxml2 -Isrc -Isrc/lxml/includes -I/usr/include/python3.7m -c src/lxml/etree.c -o build/temp.linux-x86_64-3.7/src/lxml/etree.o -w
In file included from /usr/include/libxslt/xsltInternals.h:24,
from src/lxml/etree.c:718:
/usr/include/libxslt/xsltlocale.h:19:10: fatal error: xlocale.h: No such file or directory
#include <xlocale.h>
^~~~~~~~~~~
compilation terminated.
Compile failed: command 'x86_64-linux-gnu-gcc' failed with exit status 1
creating tmp
cc -I/usr/include/libxml2 -I/usr/include/libxml2 -c /tmp/xmlXPathInitr9utwi5l.c -o tmp/xmlXPathInitr9utwi5l.o
/tmp/xmlXPathInitr9utwi5l.c:2:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
main (int argc, char **argv) {
^~~~
cc tmp/xmlXPathInitr9utwi5l.o -lxml2 -o a.out
error: command 'x86_64-linux-gnu-gcc' failed with exit status 1
----------------------------------------
Cleaning up...
Command /usr/bin/python3 -c "import setuptools, tokenize;__file__='/tmp/pip-build-_qlo6zjf/lxml/setup.py';exec(compile(getattr(tokenize, 'open', open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" install --record /tmp/pip-39n98e9_-record/install-record.txt --single-version-externally-managed --compile failed with error code 1 in /tmp/pip-build-_qlo6zjf/lxml
Storing debug log for failure in /root/.pip/pip.log