python - Ruby equivalent of virtualenv? -

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Is there something similar to the Python utility?

Basically, this allows you to install Python packages in a sandboxed environment, so the easy_install django does not go into your system-wide site-package directory, this virtualAven - Goes to the built-in directory.

For example:

  $ virtualenv test test / bin / python is executing executable new python ... setuptools ... cd ..... .... $ cd test / $ source bin / activate (trial) $ easy_install tvnamer tvnamer Search for best match: tvnamer 0.5.1 processing tvnamer-0.5.1-py2.5.egg Easy install.pth file install For tvnamer 0.5.1 being added to tvnamer / users / dbr / test / binnam for tvnamer end tvnamer /library/python/2.5/site-packages/tvnamer-0.5.1-py2 for processing dependencies. 5.egg processing Use of Skar Dependency (Trial) $ which is the name of TVNamer / Script User / DBR / Test / Bin / TVNamer  

What is there for Ruby Gams?