Mutmut: A Powerful Mutation Testing Tool for Python

Mutmut is a user-friendly mutation testing system for Python. It helps developers identify gaps in their test suites, leading to higher code quality. Key features include incremental testing, parallel execution, and an interactive terminal UI. Users can easily run tests, browse mutants, apply mutants, and configure various settings such as paths to mutate, test directories, and files to exclude. Mutmut also offers optimizations for large codebases and extensive configuration options for diverse needs.