webapp: forward compatibility with newer werkzeug

1 files changed, 4 insertions, 1 deletions

diff --git a/webapp.py b/webapp.py
index 69e9df8..8f5d342 100755
--- a/webapp.py
+++ b/webapp.py
@@ -11,7 +11,10 @@ from werkzeug.exceptions import HTTPException, NotFound
 from werkzeug.routing import Map, Rule
 from werkzeug.utils import redirect
 from werkzeug.wrappers import Request, Response
-from werkzeug.wsgi import SharedDataMiddleware
+try:
+    from werkzeug.middleware.shared_data import SharedDataMiddleware
+except ImportError:
+    from werkzeug.wsgi import SharedDataMiddleware
 
 from dedup.utils import fetchiter