The IDLE Editor for Python

Assuming you have downloaded and installed Python, whichever latest version it is, using the IDLE editor is very simple. For a proverbial “Hello World!” example follow the instructions below:

1. Open IDLE

2. In the File menu select New Window.  In the File menu of this new window select Save As… and give it the filename of your choice eg py1.py

3. Type print (“Hello World!”) in this window and save.  Then in the Run menu select Run Module or simply press  F5.  This will then run your program in a Python Shell Window: