9 best Python Logging libraries in 2025

Python is a programming language used for general-purpose programming, scripting and data science applications. Python has been around since the late 1980s and was designed by Guido van Rossum at the National Research Institute for Mathematics and Computer Science in the Netherlands. Python is a very popular and powerful language. Python programmers are always looking for ways to make their code more efficient, readable, and easier to maintain. Python Logging is the standard Python library for logging. It provides a simple and effective way to add logging to the Python applications. A logging library is a piece of software that allows programmers to record information about the behavior of their program. A few of the most popular Python Logging open source libraries for developers are: loguru - Python logging made simple; python-json-logger - Json Formatter for the standard python logger; fluent-logger-python - A structured logger for Fluentd.