Update app.py

app.py

@@ -14,7 +14,7 @@ def generate_copy(brand_name, description, occasion):
     response = openai.Completion.create(
       engine=model_engine,
       prompt=prompt,
-      max_tokens=90,
+      max_tokens=120,
       n=1,
       stop=None,
       temperature=0.5,