Update app.py

app.py

@@ -10,7 +10,7 @@ from Gradio_UI import GradioUI
 duckduckgosearch = DuckDuckGoSearchTool()
 
 @tool
-def get_penguin_facts(facts_num: int = 1)-> str: #it's import to specify the return type
+def get_penguin_facts(facts_num: int = 1)-> list: #it's import to specify the return type
     """A tool that gives some facts about penguins
     Args:
         facts_num: how many facts to fetch. Defaults to 1, max 4
@@ -22,7 +22,7 @@ def get_penguin_facts(facts_num: int = 1)-> str: #it's import to specify the ret
         "there are lots of penguins in the north",
         "penguins like to eat fish"
     ]
-    return str(facts[:facts_num])
+    return facts[:facts_num]
 
 @tool
 def get_current_time_in_timezone(timezone: str) -> str: