Install and configure flake8-bugbear to spot mutable default arguments

browniebroke · browniebroke · commit d2c93961f3fa · 2025-10-29T18:58:37.000Z
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
@@ -18,6 +18,7 @@ repos:
   - id: flake8
     additional_dependencies:
     - flake8-tidy-imports
+    - flake8-bugbear
 - repo: https://github.com/adamchainz/blacken-docs
   rev: 1.20.0
   hooks:
diff --git a/setup.cfg b/setup.cfg
@@ -1,3 +1,4 @@
 [flake8]
-ignore = E501,W503,W504
+extend-ignore = E501,W503,W504,B
+extend-select = B006
 banned-modules = json = use from rest_framework.utils import json!
