Python CSV file processing Project was last updated on: 16 Sept 2022 This was a university project for a basic python unit. I did not upload the csv files used to test this project. The code I used in ...

This post will show you how to open CSV files in Python using the CSV module. You'll also learn another method + how to write CSV files!

Learn how to fix common CSV file reading and writing errors in Python with expert troubleshooting tips for data engineers.

Encoding errors occur when Python expects a different character set than the one used in your CSV file. The default encoding is usually 'utf-8', but if your file uses another encoding like 'iso ...

That is a 16 to 1 ratio from the original CSV file and the Parquet file. While the compression savings is only 400KB over Python Polars, DuckDB can do things quite easily that Python Polars cannot do.