Loops

Lesson in the Python for Data Analysis Roadmap · Stage 1: Introduction

Last updated 14 September 2026

What is Loops?

Loops execute a block of code repeatedly. Python provides for loops for iterating over sequences and while loops for condition-based repetition. They are used for batch processing files, iterating over grouped data, and automating repetitive tasks, though vectorized operations are preferred for performance.

Study this in the interactive course See the whole Python for Data Analysis roadmap

Free resources to learn Loops

ArticlePython while Loops: Repeating Tasks Conditionally
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Loops: common questions

Can I learn Loops in Hindi?

This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain Loops in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.

Is this Loops tutorial for beginners?

It is lesson 5 of 112 in the free Python for Data Analysis roadmap, in stage 1, Introduction. If you are new to Python for Data Analysis, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.