Why do we comment code in Python?

Comments can be used to explain Python code. Comments can be used to make the code more readable. Comments can be used to prevent execution when testing code.

Why would you comment out code?

This tag is frequently used to explain something in the code or leave some recommendations about the project. The comment tag also makes it easier for the developer to come back and understand the code he’s written at a later stage. Comments can also used for commenting out lines of code for debugging purposes.

How do you comment out code in Python?

The only mechanism to comment out Python code (understood as code ignored by the interpreter) is the #. As you say, you can also use string literals, that are not ignored by the interpreter, but can be completely irrelevant for the program execution.

How do you comment out in coding?

Commenting out code

1. In the C/C++ editor, select the line(s) of code that you want to comment out. If no lines are selected comments will be added (or removed) at the current cursor position.
2. Right-click and select Source > Toggle Comment. ( CTRL+/ )

How do you comment out in Python?

A comment in Python starts with the hash character, # , and extends to the end of the physical line. A hash character within a string value is not seen as a comment, though. To be precise, a comment can be written in three ways – entirely on its own line, next to a statement of code, and as a multi-line comment block.

How do you comment out part of a line in Python?

Single-line comments are created simply by beginning a line with the hash (#) character, and they are automatically terminated by the end of line. Comments that span multiple lines – used to explain things in more detail – are created by adding a delimiter (“””) on each end of the comment.

What is the use of comments in Python?

Comments can be used to make the code more readable. Comments can be used to prevent execution when testing code. Comments starts with a #, and Python will ignore them:

How do you comment out a whole section in Python?

However, you may need a quick way to comment out a whole section. Use a triple-quote mark to achieve a similar function as a comment: def addition_test(a, b): result = a + b “”” This is a block of commented lines.

How do you test code without adding comments?

Because comments render text invisible to the parser, you can use them to disable commands. Doing so lets you test segments of code with and without new additions. For example, in this simple dice rolling program, there is a section that’s commented out. If you remove the hash sign, you enable the code to test it.

How can I Make my Python code more readable?

Another awesome and easy way to increase the readability of your code is by using comments! In this tutorial, you’ll cover some of the basics of writing comments in Python. You’ll learn how to write comments that are clean and concise, and when you might not need to write any comments at all.