Documentation is found under the Help menu “IDLE Help.”First launch the IDLE app. Then, to get to the edit window in IDLE, go to the app’s menu bar, and select at their website. If you’re in a learning mode, here are some good books:1.
Absolute beginner with with programming a computer.
Python for Windows, Linux/UNIX, Mac OS X, Other Want to help test development versions of Python?
Pre-releases, Docker images Looking for Python 2.7?
You can still install and use python 3.7 on Ubuntu Desktop machine just skip the update-alternatives steps below.To do this, backwards compatibility had to be compromised.As a result, the 3.x version can’t be depended on to run 2.x scripts.Guido remains Python’s principal author, although it includes many contributions from others.
Read more Note: Barry's key id A74B06BF is used to sign the Python 2.6.8 and 2.6.9 releases.My system is already up to date (I updated yesterday).