docs: fix the installation command of extra for blackd (#4413)

Mr-Sunglasses · web-flow · commit 7fa1faf83af5 · 2024-07-24T21:40:26.000-07:00
diff --git a/docs/contributing/the_basics.md b/docs/contributing/the_basics.md
@@ -16,7 +16,7 @@ $ source .venv/bin/activate # activation for linux and mac
 $ .venv\Scripts\activate # activation for windows
 
 (.venv)$ pip install -r test_requirements.txt
-(.venv)$ pip install -e .[d]
+(.venv)$ pip install -e ".[d]"
 (.venv)$ pre-commit install
 ```
 
