When writing Python code, it is always a good practice to make your code clean and easily understandable. Organizing the code, giving variables and functions descriptive names are several ways to do this.Adding comments to your Python code will save you a lot of time and effort when you look at your code in the future. Comments should be short and to the point. Do not explain something that is obvious to the reader. This article covers the basics of writing comments in Python. Python ignores everything written on the line after the hash mark (#).
Source: LXer – How to Comment in Python