Exception Handling Python Packages

traceback-with-variables

Adds variables to python traceback. Simple, lightweight, controllable. Customize formats and colors. Debug reasons of exceptions by logging or pretty printing colorful variable contexts for each frame in a stacktrace, showing every value. Dump locals environments after errors to console, files, and loggers. Works in Jupyter too.

drf-standardized-errors

Standardize your DRF API error responses

retry-decorator

Decorator for retrying when exceptions occur

fastapi-error-map

Elegant per-endpoint error handling for FastAPI that keeps OpenAPI in sync

documented

Templated docstrings for Python classes

safe-result

A Python package for elegant error handling, inspired by Rust's Result type

flow-doctor

Self-hosted error-monitoring for Python pipelines: capture exceptions, deduplicate, diagnose root causes with LLMs, route alerts (Telegram/Slack/email/GitHub/S3), and auto-generate fix PRs — from a logging handler or one report() call.

apiexception

Standardize FastAPI error/exception handling with APIException. Custom error codes, fallback logging, and beautiful Swagger UI integration.

powertrace

Detailed stack trace logging and visualization

guards

An alternative to Python's try/except/else statements

failroute

Static detection of failure-routing anti-patterns in Python (swallowed exceptions, silent fallback returns, masked exceptions), with an empirical study of how often findings are real bugs. AST-based, SARIF, PyPI.

logging-exceptions

Self-logging exceptions: Attach log messages to exceptions and conditionally log them.

django-multiurl

Have you ever wanted multiple views to match to the same URL? Now you can.

fastapi-exceptionshandler

Standardize and handle exceptions in FastAPI more elegantly

pyquench

Customisable exception-quenching library, for Python

exceptionx

The `exceptionx` is a flexible and convenient Python exception handling library that allows you to dynamically create exception classes and provides various exception handling mechanisms.

django-safespace

An exception handling middleware

bugdna

A lightweight library that converts noisy stack traces into deterministic failure signatures.

aivory-monitor

AIVory Monitor Python Agent - Runtime exception monitoring via sys.settrace

rustico

Supreme Rust-like Result type for Python 3.8+. Fully type annotated. 🤘

escaping

Try not to stand out

exception-escaping

Try not to stand out

zombie-py

Reraising Exceptions Back From the Dead As New Exceptions.

fastapi-typed-errors

Typed HTTP errors for FastAPI: Literal error codes, discriminated oneOf unions in OpenAPI, single source of truth — the error class.