Packt

Advanced Data Structures and Handling with Polars

Packt

Advanced Data Structures and Handling with Polars

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Gain insight into a topic and learn the fundamentals.
Advanced level

Recommended experience

1 week to complete
at 10 hours a week
Flexible schedule
Learn at your own pace
Gain insight into a topic and learn the fundamentals.
Advanced level

Recommended experience

1 week to complete
at 10 hours a week
Flexible schedule
Learn at your own pace

What you'll learn

  • Master concatenation techniques for combining multiple DataFrames efficiently.

  • Reshape and pivot data for advanced summarization and analysis.

  • Manipulate arrays, lists, structs, and nested data structures in Polars.

  • Perform advanced text, categorical, and datetime operations for robust analytics.

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Recently updated!

July 2026

Assessments

9 assignments

Taught in English

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This course is part of the Data Analysis with Polars and Python Specialization
When you enroll in this course, you'll also be enrolled in this Specialization.
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  • Gain a foundational understanding of a subject or tool
  • Develop job-relevant skills with hands-on projects
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There are 7 modules in this course

In this module, we will explore advanced concatenation techniques to merge Polars DataFrames in various ways. You will learn vertical, horizontal, diagonal, and aligned concatenation, along with specialized methods like vstack and hstack. By the end, you will be able to combine datasets efficiently while optimizing memory and performance.

What's included

9 videos2 readings1 assignment

In this module, we will focus on reshaping DataFrames to suit analytical requirements. You will learn to convert between wide and long formats, create pivot tables, and transpose datasets. By the end, you will be able to organize and structure your data for deeper insights and reporting.

What's included

6 videos1 assignment

In this module, we will explore arrays and lists as essential tools for complex data handling. You will learn to manipulate, sort, and explode lists while performing mathematical operations. By the end, you will efficiently manage multi-column lists and arrays for advanced data analysis.

What's included

11 videos1 assignment

In this module, we will dive into structs, Polars’ powerful nested data structures. You will learn to manage, extract, and analyze nested data while counting unique values and identifying duplicates. By the end, you will handle complex hierarchical datasets with precision and efficiency.

What's included

6 videos1 assignment

In this module, we will focus on working with text data in Polars DataFrames. You will learn to clean, filter, slice, and transform strings, leveraging regular expressions and pattern extraction. By the end, you will confidently process textual datasets for accurate analysis and reporting.

What's included

11 videos1 assignment

In this module, we will explore categorical data and enums in Polars. You will learn to manage categories, utilize specialized methods, and define enums for structured data. By the end, you will organize and sort datasets efficiently using these powerful tools.

What's included

4 videos1 assignment

In this module, we will focus on handling datetime data in Polars. You will learn to parse, filter, and manipulate datetime fields while calculating durations and adjusting timezones. By the end, you will confidently manage temporal datasets for time-based analysis.

What's included

11 videos1 reading3 assignments

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