如何在ubuntu 11.04中安装odoo？

当我试图使用命令“sudo apt get Install python passlib”安装依赖性python passlib时，出现如下错误

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可能使用apt cache search passlib来查看包的名称是否略有不同

如果你没有找到ubuntu软件包，你可以用pip安装passlib

如果您仍然遇到依赖性问题，可以使用自己的virtualenv（使用pythonvirtualenv），这样您就可以安装您需要的任何东西

Reading package lists... Done
Building dependency tree       
Reading state information... Done
Package python-passlib is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source

E: Package 'python-passlib' has no installation candidate