How to Getting Started with Python 2.X Virtualenv and Virtualenvwrapper on Ubuntu 15.04 Vivid Easy Guide

February 21, 2015 | By the+gnu+linux+evangelist.

Python Virtualenv/Virtualenvwrapper Ubuntu Quick Start

You are Welcome! The Tutorial shows you Step-by-Step How to Install and Getting-Started with Python 2.X Virtualenv and Virtualenvwrapper for Ubuntu 15.04 Vivid Vervet i386/amd64 Linux.

A Virtualenv Environment, put simply, is an isolated working copy of Python which allows you to work on a specific project without worry of affecting other projects.

The Virtualenvwrapper include wrappers for creating and deleting virtual environments and otherwise managing your development workflow, making it easier to work on more than one project at a time without introducing conflicts in their dependencies.

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  1. Open a Command Line Terminal Window
    (Press “Enter” to Execute Commands)

    Install Virtualenv/Virtualenvwrapper Ubuntu 15.04 Vivid - Open Terminal

    Or Login into Server Shell Shell…

  2. How to Install Google-Chrome Web Browser on Ubuntu Linux:
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  3. Installing Virtualenv+Virtualenvwrapper on Ubuntu.

    sudo su -c "apt-get install virtualenvwrapper"
  4. Initial Virtualenv SetUp.

    nano $HOME/.bashrc


    export WORKON_HOME=~/Envs

    Ctrl+x to Save & Exit from ‘nano’ Editor :)

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  6. To Make a Python Virtual Environmnet.

    mkvirtualenv test
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    Setup Python Selenium Wedriver.

  8. To List All the Existing Virtual Environments.

  9. To Switch the Virtual Environmnet.

    mkvirtualenv essai
    workon test

    Show the Working Virtual Env:

    echo $VIRTUAL_ENV
  10. To Install Software into the Virtual Environmnet.

    For Example:

    pip install django
  11. To List All the Virtual Environmnet Packages.

  12. To Automatically Run a Command after Environment Creation.

    echo '[bash-command]' > $WORKON_HOME/postactivate

    For Instance to Automatically Change to the New Env Directory:

    echo 'cd $VIRTUAL_ENV' > $WORKON_HOME/postactivate
  13. To Automatically Installing Commonly Used Tools.

    echo 'pip install [myGoodTool]' > $WORKON_HOME/postmkvirtualenv

    For Example:

    echo 'pip install sphinx' > $WORKON_HOME/postmkvirtualenv

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