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Introduction to Polars
BeginnerSkill Level
Updated 05/2025Start Free Course
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PythonData Manipulation3 hours12 videos42 Exercises3,600 XPStatement of Accomplishment
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Course Description
Discover Efficient Data Manipulation with Polars
Polars is a powerful, general-purpose package for working with tabular data in Python. Designed for speed and efficiency, Polars is a great choice for everything from quick data exploration to detailed analytics. In this course, you'll learn the fundamentals of using Polars to work with your data.Load, Explore, and Clean Your Data
You'll start by learning how to import CSV files into Polars DataFrames, summarize their contents, and select the data that matters most. Next, you’ll discover how to clean your dataset by finding and removing missing or duplicated data.Analyze and Visualize Your Data Efficiently
Then you'll tackle more detailed data analysis as you split your data into groups and calculate statistics for each group. You’ll also practice transforming columns with Polars expressions, and see how Polars makes it easy to transform multiple columns at once. Visualization is crucial for getting insight from your data and communicating these insights to others. By the end of the course you'll be able to create clear visualizations to present insights.Optimize with Polars Lazy Execution
A powerful feature of Polars is that it can optimize your code to boost performance. You'll learn how to enable optimization and understand how these optimizations work. With your experience from this course, you’ll be ready to use Polars for a wide range of real-world data tasks and uncover valuable insights.Prerequisites
Intermediate Python1
Creating DataFrames and Selecting Data
2
Transforming Data with Expressions
3
Analyzing Data
Introduction to Polars
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