是否可以将软件包安装到任意文件夹?例如我尝试将软件包安装到本地文件夹,但是它会抛出错误,任何其他软件包都会出现同样的错误
/tmp$ pip install --install-option="--prefix=mypython" IPy
Downloading/unpacking IPy
Downloading IPy-0.75.tar.gz
Running setup.py egg_info for package IPy
Installing collected packages: IPy
Running setup.py install for IPy
Exception:
Traceback (most recent call last):
File "/usr/local/lib/python2.7/dist-packages/pip-1.1-py2.7.egg/pip/basecommand.py", line 104, in main
status = self.run(options, args)
File "/usr/local/lib/python2.7/dist-packages/pip-1.1-py2.7.egg/pip/commands/install.py", line 250, in run
requirement_set.install(install_options, global_options)
File "/usr/local/lib/python2.7/dist-packages/pip-1.1-py2.7.egg/pip/req.py", line 1133, in install
requirement.install(install_options, global_options)
File "/usr/local/lib/python2.7/dist-packages/pip-1.1-py2.7.egg/pip/req.py", line 604, in install
f = open(os.path.join(egg_info_dir, 'installed-files.txt'), 'w')
IOError: [Errno 2] No such file or directory: 'mypython/lib/python2.7/site-packages/IPy-0.75-py2.7.egg-info/installed-files.txt'
同样this question表明它应该有效,所以这里有什么问题?
答案 0 :(得分:10)
--prefix=
需要成为一条绝对的道路。这样做的:
$ pip install --install-option="--prefix=/tmp/mypython" IPy
例如,应该没有任何错误。