• May 2, 2025

Python Basics

Refer the Python basics from the post – https://topguides.in/2023/03/24/python-installation

List Comprehension

In the above example, “for” loop is enclosed inside square brackets (the output will be a list),
and “for” loop is followed by “if” condition. Then the result “i” times “i” produce a square of “i”.


Wider User case

Simple JSON input structure

items = [

    {‘name’ : ‘desktop’, ‘cost’ : 1000},

    {‘name’ : ‘laptop’, ‘cost’ : 2000},

    {‘name’ : ‘keyboard’, ‘cost’ : 200}

]

Extract product names from the above “items” and produce the output in a list format

In the above method without list comprehension, user to create an empty list and append the result of each iteration.

Using List Comprehension