Load CSVs in Pandas with Custom Index π
Learn how to load CSVs in Pandas with a specific column as the index for better data handling and analysis.

Python and Pandas with Reuven Lerner
313 views β’ Jul 9, 2025

About this video
Loading a CSV into Pandas? You can stick with the default RangeIndex β or set a column (or columns) to be the index from the start.
But why split that across multiple steps when `read_csv` can handle it for you?
In this video, Iβll show you how to:
- Use `index_col` to set a column as the index
- Use `index_col` with an integer (if no header is present)
- Set a **multi-index** by passing a list of columns
- Combine `index_col` with `parse_dates` to create a time-series index
Whether you're working with plain data or timestamps, you'll learn how to load your data with the **right index** β right from the start.
But why split that across multiple steps when `read_csv` can handle it for you?
In this video, Iβll show you how to:
- Use `index_col` to set a column as the index
- Use `index_col` with an integer (if no header is present)
- Set a **multi-index** by passing a list of columns
- Combine `index_col` with `parse_dates` to create a time-series index
Whether you're working with plain data or timestamps, you'll learn how to load your data with the **right index** β right from the start.
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Video Information
Views
313
Likes
24
Duration
5:54
Published
Jul 9, 2025
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