【发布时间】：2017-07-24 14:24:12
【问题描述】：
在安装一些 python 包时，我收到一条错误消息：
root@baal-Aspire-5733Z:~/bin/python/Stitch/build/reqs# pip install -r lnx_requirements.txt
The directory '/home/baal/.cache/pip/http' or its parent directory is not owned by the current user and the cache has been disabled. Please check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag.
The directory '/home/baal/.cache/pip' or its parent directory is not owned by the current user and caching wheels has been disabled. check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag.
Requirement already satisfied: colorama==0.3.7 in /usr/local/lib/python2.7/dist-packages (from -r lnx_requirements.txt (line 1))
Requirement already satisfied: email==4.0.2 in /usr/local/lib/python2.7/dist-packages (from -r lnx_requirements.txt (line 2))
Requirement already satisfied: logging==0.4.9.6 in /usr/local/lib/python2.7/dist-packages (from -r lnx_requirements.txt (line 3))
Requirement already satisfied: pexpect==4.2.1 in /usr/local/lib/python2.7/dist-packages (from -r lnx_requirements.txt (line 4))
Requirement already satisfied: pycrypto==2.6.1 in /usr/lib/python2.7/dist-packages (from -r lnx_requirements.txt (line 5))
Requirement already satisfied: PyInstaller==3.2 in /usr/local/lib/python2.7/dist-packages (from -r lnx_requirements.txt (line 6))
Requirement already satisfied: python-dateutil==2.5.3 in /usr/local/lib/python2.7/dist-packages (from -r lnx_requirements.txt (line 7))
Requirement already satisfied: python-xlib==0.18 in /usr/local/lib/python2.7/dist-packages (from -r lnx_requirements.txt (line 8))
Requirement already satisfied: pyudev==0.15 in /usr/local/lib/python2.7/dist-packages (from -r lnx_requirements.txt (line 9))
Collecting pyxattr==0.5.1 (from -r lnx_requirements.txt (line 10))
Downloading pyxattr-0.5.1.tar.gz
Collecting pyreadline==2.1 (from -r lnx_requirements.txt (line 11))
Downloading pyreadline-2.1.zip (109kB)
100% |████████████████████████████████| 112kB 754kB/s
Collecting readline==6.2.4.1 (from -r lnx_requirements.txt (line 12))
Downloading readline-6.2.4.1.tar.gz (2.3MB)
100% |████████████████████████████████| 2.3MB 252kB/s
Collecting requests==2.12.2 (from -r lnx_requirements.txt (line 13))
Downloading requests-2.12.2-py2.py3-none-any.whl (575kB)
100% |████████████████████████████████| 583kB 588kB/s
Requirement already satisfied: ptyprocess>=0.5 in /usr/local/lib/python2.7/dist-packages (from pexpect==4.2.1->-r lnx_requirements.txt (line 4))
Requirement already satisfied: setuptools in /usr/lib/python2.7/dist-packages (from PyInstaller==3.2->-r lnx_requirements.txt (line 6))
Requirement already satisfied: six>=1.5 in /home/baal/.local/lib/python2.7/site-packages (from python-dateutil==2.5.3->-r lnx_requirements.txt (line 7))
Installing collected packages: pyxattr, pyreadline, readline, requests
Running setup.py install for pyxattr ... error
Complete output from command /usr/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-build-xaAsqW/pyxattr/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-AFlKzP-record/install-record.txt --single-version-externally-managed --compile:
running install
running build
running build_ext
building 'xattr' extension
creating build
creating build/temp.linux-x86_64-2.7
x86_64-linux-gnu-gcc -pthread -DNDEBUG -g -fwrapv -O2 -Wall -Wstrict-prototypes -fno-strict-aliasing -Wdate-time -D_FORTIFY_SOURCE=2 -g -fdebug-prefix-map=/build/python2.7-ZZaKJ6/python2.7-2.7.13=. -fstack-protector-strong -Wformat -Werror=format-security -fPIC -D_XATTR_VERSION="0.5.1" -D_XATTR_AUTHOR="Iustin Pop" -D_XATTR_EMAIL="iusty@k1024.org" -I/usr/include/python2.7 -c xattr.c -o build/temp.linux-x86_64-2.7/xattr.o
xattr.c:25:24: fatal error: attr/xattr.h: No such file or directory
#include <attr/xattr.h>
^
compilation terminated.
error: command 'x86_64-linux-gnu-gcc' failed with exit status 1
----------------------------------------
Command "/usr/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-build-xaAsqW/pyxattr/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-AFlKzP-record/install-record.txt --single-version-externally-managed --compile" failed with error code 1 in /tmp/pip-build-xaAsqW/pyxattr/
root@baal-Aspire-5733Z:~/bin/python/Stitch/build/reqs#
我已尝试使用以下方式安装 pyxattr：
$ sudo apt-get update
$ sudo apt-get install python-pyxattr
即使安装成功，我仍然遇到同样的问题。我清除了安装并再次尝试，仍然是同样的问题。有没有安装我不知道的技巧，如何在 Ubuntu 17.04 上成功安装python-pyxattr？
【问题讨论】：