chispa provides fast PySpark test helper methods that output descriptive error messages. This library makes it easy to write high quality PySpark code. Fun fact: chispa means Spark in Spanish ;) Installation: Install the latest version with pip install chispa. If you use Poetry, add this library as a development dependency with poetry add chispa -G dev. Column equality test: create a SparkSession to create DataFrames, remove non-word characters in a string, and check the equality using the chispa assert_column_equality method. DataFrame equality test: create two DataFrames and verify their equality. Explore more testing functionalities of chispa for PySpark projects. For more information, visit the official GitHub repository.