fix bugs

app.py

@@ -54,16 +54,16 @@ def url_to_claim(url:str)-> dict:
     return {"claim": title, "context": context}
 
 @tool
-def support_decision(claim:str, news:dict)-> str:
+def support_decision(claim:str, news="":dict)-> str:
     """A tool that decides if a given news article supports, contradicts or have an unclear opinion about a given claim
     Args:
         claim: the claim we want to decide whether it is supported or contradicted
-        news: the news that may be supporting or contradicting the claim
+        news: the news that may support or contradict the claim
     """
     model = HfApiModel()
 
     prompt = f"""
-    Analyze the sentiment of the provided news article in contrast with the given claim and respond with only one of the following words 
+    Analyse the sentiment of the provided news article in contrast with the given claim and respond with only one of the following words 
     'supports', 'contradicts', or 'unclear'.
 
     Claim: "{claim}"
@@ -73,13 +73,16 @@ def support_decision(claim:str, news:dict)-> str:
     Response:
     """
 
-    response = model.run(prompt)
-    response = response.strip().lower()
-
-    if response in ["supports", "contradicts", "unclear"]:
-        return response
-    else:
-        return "An error ocurred: the model was not able to analyze the news article"
+     try:
+        response = model.run(prompt)
+        response = response.strip().lower()
+        
+        if response in ["supports", "contradicts", "unclear"]:
+            return response
+        else:
+            return "unclear"  # Default instead of error
+    except Exception:
+        return "unclear"
 
 
 @tool