Ubuntu python3 安装环境报错解决办法

错误1:

pip install lxml==3.8.0

In file included from src/lxml/lxml.etree.c:515:0:

src/lxml/includes/etree_defs.h:14:31: fatal error: libxml/xmlversion.h: No such file or directory

 #include "libxml/xmlversion.h"

                               ^

compilation terminated.

Compile failed: command 'x86_64-linux-gnu-gcc' failed with exit status 1

creating tmp

cc -I/usr/include/libxml2 -c /tmp/xmlXPathInitm54_fbr8.c -o tmp/xmlXPathInitm54_fbr8.o

/tmp/xmlXPathInitm54_fbr8.c:1:26: fatal error: libxml/xpath.h: No such file or directory

 #include "libxml/xpath.h"

                          ^

compilation terminated.

error: command 'x86_64-linux-gnu-gcc' failed with exit status 1

*********************************************************************************

Could not find function xmlCheckVersion in library libxml2. Is libxml2 installed?

*********************************************************************************

解决办法：

apt-get install libxml2-dev libxslt1-dev

错误2:

pip install pymssql==2.1.3

building '_mssql' extension

creating build

creating build/temp.linux-x86_64-3.4

x86_64-linux-gnu-gcc -pthread -DNDEBUG -g -fwrapv -O2 -Wall -Wstrict-prototypes -g -fstack-protector --param=ssp-buffer-size=4 -Wformat -Werror=format-security -D_FORTIFY_SOURCE=2 -fPIC -I/usr/local/include -I/root/pos_server/venv/include -I/usr/include/python3.4m -c _mssql.c -o build/temp.linux-x86_64-3.4/_mssql.o -DMSDBLIB

_mssql.c:266:22: fatal error: sqlfront.h: No such file or directory

 #include "sqlfront.h"

                      ^

compilation terminated.

error: command 'x86_64-linux-gnu-gcc' failed with exit status 1

解决办法：

apt-get install freetds-dev