simplify weigh_search() function

[nominatim.git] / nominatim / db / connection.py

diff --git a/nominatim/db/connection.py b/nominatim/db/connection.py
index 51110f54f459987da7227cc586084222ae61bd3c..82801ae7995c9d1e5527baec0d9dd89c85e70e4d 100644 (file)
--- a/nominatim/db/connection.py
+++ b/nominatim/db/connection.py
@@ -179,7 +179,7 @@ class Connection(psycopg2.extensions.connection):
         """ Return True if the hstore extension is loaded in the database.
         """
         with self.cursor() as cur:
-            cur.execute('SELECT extname FROM pg_extension WHERE extname = %s', (extension_name))
+            cur.execute('SELECT extname FROM pg_extension WHERE extname = %s', (extension_name, ))
             return cur.rowcount > 0