Update app.py

app.py

@@ -41,7 +41,7 @@ def inference(query):
         doc = match[0]
         score = round(normaliser(round(match[1].item(), 3)), 3)
         title = doc.metadata['title']
-        author = doc.metadata['authors'][0].title()
+        author = doc.metadata['authors'].title()
         date = doc.metadata.get('date', 'None')
         link = doc.metadata.get('link', 'None')
         submitter = doc.metadata.get('submitter', 'None')