Python Interpreters

• Cpython
  • default python intepreter
• Ipython
  • interactive
• Pypy
  • difference between PyPy and Cpython
• JPython
  • on Java platform and translate to java bytecode
• IronPython
  • .Net platform, translate to bytecodes

IDEs

• VS Code
• PyCharm

Editors

• Vim
  • Full stack python with Vim
• Emacs

Python Tools

• virtualenv
• pip
  • install third-party packages
  • pip3 on Mac and Linux
• conda
• Anaconda
• kernel

python3 -m ipykernel install --user --name=py3

Virtual Environment

Create independent and clean running environment

$ pip3 install virtualenv
Mac:~ michael$ mkdir myproject
Mac:~ michael$ cd myproject/
Mac:myproject michael$
Mac:myproject michael$ virtualenv --no-site-packages venv
Using base prefix '/usr/local/.../Python.framework/Versions/3.4'
New python executable in venv/bin/python3.4
Also creating executable in venv/bin/python
Installing setuptools, pip, wheel...done.
Mac:myproject michael$ source venv/bin/activate
(venv)Mac:myproject michael$
(venv)Mac:myproject michael$ pip install jinja2
...
Successfully installed jinja2-2.7.3 markupsafe-0.23
(venv)Mac:myproject michael$ python myapp.py
...
(venv)Mac:myproject michael$ deactivate 
Mac:myproject michael$