Add test helper documentation

Peter Giacomo Lombardo · Peter Giacomo Lombardo · commit cde140d7818c · 2020-11-11T12:08:03.000+01:00
diff --git a/tests/apps/fastapi_app/README.md b/tests/apps/fastapi_app/README.md
@@ -5,6 +5,12 @@ from tests.apps.fastapi_app import launch_fastapi
 launch_fastapi()
 ```
 
+or
+
+```
+ipython -c 'from tests.apps.fastapi_app import launch_fastapi; launch_fastapi()'
+```
+
 Then you can launch requests:
 
 ```bash
