Update app.py

app.py

@@ -114,7 +114,7 @@ class BasicModel:
             role = m.role if hasattr(m, 'role') else m.get('role', 'user')
             role = role.value if isinstance(role, Enum) else role
             # Read the content texts
-            content = m.values()[1]
+            content = list(m.values())[1]
             content_text = ""
             if isinstance(content, list): ## <- If m.content is a list of dicts, e.g. [{'type':'text', 'text': ...}]
                  content_text = "".join([c.get('text', '') for c in content if c.get('type') == 'text'])