diff --git a/fastapi/openapi/docs.py b/fastapi/openapi/docs.py
index 49a486f41..dda3d2190 100644
--- a/fastapi/openapi/docs.py
+++ b/fastapi/openapi/docs.py
@@ -131,24 +131,25 @@ def get_swagger_ui_html(
     const ui = SwaggerUIBundle({{
         url: '{openapi_url}',
     """
-    
+
     for key, value in current_swagger_ui_parameters.items():
-        
         encoded_value = jsonable_encoder(value)
         safe_value = json.dumps(encoded_value)
-        
-        
-        if isinstance(value, str) and safe_value.startswith('"') and safe_value.endswith('"'):
+
+        if (
+            isinstance(value, str)
+            and safe_value.startswith('"')
+            and safe_value.endswith('"')
+        ):
             safe_value = safe_value[1:-1]  # Remove aspas externas
-        
-        
+
         html += f"        {key}: {safe_value},\n"
 
-  
     if oauth2_redirect_url:
-        html += f"oauth2RedirectUrl: window.location.origin + '{oauth2_redirect_url}',\n"
+        html += (
+            f"oauth2RedirectUrl: window.location.origin + '{oauth2_redirect_url}',\n"
+        )
 
-   
     html += """ presets: [
             SwaggerUIBundle.presets.apis,
             SwaggerUIBundle.SwaggerUIStandalonePreset
@@ -156,7 +157,6 @@ def get_swagger_ui_html(
     })
     """
 
-    
     if init_oauth:
         init_oauth_json = json.dumps(jsonable_encoder(init_oauth))
         html += f"""