3_installing.md

Installing PyParsing

• Install Python3 and pip

  brew install python3
  

• Optional Install and configure virtualenv and virtualenvwrapper

   pip install virtualenvwrapper
  

  Then add the following to your console startup script (usually .bash_profile for bash on OSX)

   # Python
   # from https://gist.github.com/pithyless/1208841
   export WORKON_HOME=$HOME/.virtualenvs
   export PIP_VIRTUALENV_BASE=$WORKON_HOME
   export PIP_RESPECT_VIRTUALENV=true
   
   . /usr/local/bin/virtualenvwrapper.sh
  

  Restart your terminal now.

• Create a virtual environment to work on

   mkvirtualenv --python=python3 pyparse-tutorial
  

• Install pyparsing form PyPI

   pip install pyparsing
  

You can deactivate the current environment with:

 deactivate

and resume your work with this command

 workon pyparse-tutorial