what’s the difference between pyenv, virtualenv, virtualenvwrapper

My first post was about Python ‘virtualenv‘ – started with what is a virtual environment, why we need it, and a minimal example.  The purpose was to clarify beginners about what they get to see in almost every Python example. After that I also wrote about pyenv, and virualenvwrapper, felt like I may have enhanced the confusion here, all the starters might be having the question – what’s the difference between pyenv, virtualenv, virtualenvwrapper ? hence the today’s post title.
As you all know already that a virtual environment is ” a separate Python interpreter with its own set of installed packages.”

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pyenv – managing multiple Python versions

You may be a mid-level Python programmer using Python 2.7.5 for sometime, but also curious about Python 3.x.x, or check for yourself what is this all the Python 2 vs 3 debate over Internet, or simply the new functionalities or conventions being introduced in Python 3.x.x. or, just a Python newbie starting off and all so confused given the Python version debate. Don’t worry, my friends you have been rescued – you can keep multiple versions of Python (as many as you like).
There may be lot ways to install multiple Python versions, in the post I’ll be focusing on doing it using penv. – as it’s the most elegant way to do so.

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