Update app.py

app.py

@@ -59,7 +59,7 @@ def upload_via_url(url):
         temp_file = tempfile.NamedTemporaryFile(suffix=file_extension, delete=False)
         temp_file.write(r.content)
         file_path = temp_file.name
-        loader = UnstructuredFileLoader(file_path, strategy="fast")
+        loader = UnstructuredFileLoader(file_path, strategy="fast",post_processors=[clean_extra_whitespace])
         docs = loader.load()
         with open(file_path, mode="rb") as f:
             pass