python-first-steps

Installing Python 3, Python Shell and PIP

Python has two versions mainly: Python 2 and Python 3.

Python 2 will be deprecated on January 1, 2020. We'll be using Python 3.

Download & install

Download from the Python website and install.

Add to Path

• Click on Add to Path in the installation windows, otherwise:

(On Windows)

• Navigate to My Computer (System)/ Properties/ Advanced Settings/ Environment Variables and add c:\Python36\ (for Python3)

Shell

Command to launch Python 3 is different in Mac.

In Mac, type in python3 In other operating systems, including windows, type python

You can type code in python shell and code as well!

You can use print(5*4), and it shows 20.

You can execute the code, and the shell would immediately give you output.

Using the the Python Shell is an awesome way to learn Python.

PIP (package installer for Python)

Python3 comes with pip installed.