Update app.py

app.py

@@ -5,12 +5,16 @@ import os
 import urllib
 
 def download_file(url, local_filename):
-    with requests.get(url, stream=True) as r:
-        r.raise_for_status()
-        with open(local_filename, 'wb') as f:
-            for chunk in r.iter_content(chunk_size=8192): 
-                f.write(chunk)
-    return local_filename
+    try:
+        with requests.get(url, stream=True) as r:
+            r.raise_for_status()
+            with open(local_filename, 'wb') as f:
+                for chunk in r.iter_content(chunk_size=8192): 
+                    f.write(chunk)
+        return local_filename
+    except requests.exceptions.HTTPError as err:
+        print(f"HTTP error occurred: {err}")  # or use logging
+
 
 def download_html_and_files(url):
     html_content = requests.get(url).text