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In Computers and Technology / High School | 2025-07-03

What are comments? Write the different ways of writing comments in Python.

Asked by Sarah4947

Answer (2)

Comments in Python are ignored by the interpreter and are used for explanations and notes to improve code readability. There are two main types of comments: single-line comments (using # ) and multi-line comments (using triple quotes ''' or """ ). Effectively using comments helps in understanding the code better.
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Answered by Anonymous | 2025-07-04

In Python, comments are used to make the code more readable and understandable to anyone looking at it. They are also helpful for the programmer to leave notes or explanations about what certain parts of the code do. Comments in Python are not executed as part of the program—they are ignored by the Python interpreter. There are two main ways to write comments in Python:

Single-line Comments

In Python, a single-line comment is created by starting the line with the # symbol. Everything following the # on that line is part of the comment.

This is a single-line comment in Python
print("Hello, World!") <br /><br />In this example, the comment provides an explanation before the `print` function. The comment doesn't affect the code execution.<br /></li><li><p><strong>Multi-line Comments</strong></p><ul><li>Python does not have a specific syntax for multi-line comments like some other programming languages. However, there are two common approaches to write multiple lines of comments:<ul><li><p>Using multiple # symbols:</p># This is the first line<br /># of a multi-line comment<br /># using multiple `#` symbols.<br />

Using triple quotes (''' or """):
Triple quotes can be used to create multi-line strings which can also serve as multi-line comments. These strings are ignored during code execution if they are not assigned to any variable.
""" This is a multi-line comment in Python using triple quotes. """
print("Comments help explain code!")


This method is more of a workaround as it's primarily used for multi-line strings, but in practice, it's frequently used for commenting multiple lines of explanation.
Using comments effectively is a crucial skill for writing maintainable and understandable code. As your codebase grows, comments become increasingly important for helping others (and yourself) remember why certain decisions were made.

Answered by ElijahBenjaminCarter | 2025-07-06