Update app.py

app.py

@@ -171,7 +171,7 @@ def create_article(length_option, articles, params, web_page_option):
                 {
                     "role": "system",
                     "content": f" It is very important that the length of your article you generate should be {length} words long.",
-                }
+                },
                 {
                     "role": "system",
                     "content": "Schreibe den Artikel immer in deutscher Sprache.",