# Black [Black](https://black.readthedocs.io/en/stable/) is a opinionated python code formatter. ## Run Locally The mozlint integration of black can be run using mach: ```{eval-rst} .. parsed-literal:: $ mach lint --linter black ``` Alternatively, omit the `--linter black` and run all configured linters, which will include black. ## Configuration To enable black on new directory, add the path to the include section in the {searchfox}`black.yml ` file. ## Autofix The black linter provides a `--fix` option. ## Sources - {searchfox}`Configuration (YAML) ` - {searchfox}`Source `