Update app.py

app.py

@@ -36,7 +36,7 @@ def search_arxiv(query, max_results=3):
     try:
         response = requests.get(base_url + query)
         if response.status_code == 200:
-            data = response.text
+            data = response.content
 
             # Parse the XML response
             root = ET.fromstring(data)
@@ -48,6 +48,7 @@ def search_arxiv(query, max_results=3):
                 # Extract information from each entry
                 result["title"] = entry.find("{http://www.w3.org/2005/Atom}title").text
                 result["abstract"] = entry.find("{http://arxiv.org/schemas/atom}summary").text
+                result["link"] = entry.find("{http://www.w3.org/2005/Atom}link[@title='pdf']").attrib["href"]
 
                 authors = []
                 for author in entry.findall("{http://www.w3.org/2005/Atom}author"):