1 files changed, 9 insertions, 8 deletions

diff --git a/src/mailman/model/bans.py b/src/mailman/model/bans.py
index 57dbdbbd5..bf02f3127 100644
--- a/src/mailman/model/bans.py
+++ b/src/mailman/model/bans.py
@@ -64,7 +64,7 @@ class BanManager:
     @dbconnection
     def ban(self, store, email):
         """See `IBanManager`."""
-        bans = store.find(Ban, email=email, list_id=self._list_id)
+        bans = store.query(Ban).filter_by(email=email, list_id=self._list_id)
         if bans.count() == 0:
             ban = Ban(email, self._list_id)
             store.add(ban)
@@ -72,7 +72,8 @@ class BanManager:
     @dbconnection
     def unban(self, store, email):
         """See `IBanManager`."""
-        ban = store.find(Ban, email=email, list_id=self._list_id).one()
+        ban = store.query(Ban).filter_by(email=email,
+                                         list_id=self._list_id).first()
         if ban is not None:
             store.remove(ban)
 
@@ -83,32 +84,32 @@ class BanManager:
         if list_id is None:
             # The client is asking for global bans.  Look up bans on the
             # specific email address first.
-            bans = store.find(Ban, email=email, list_id=None)
+            bans = store.query(Ban).filter_by(email=email, list_id=None)
             if bans.count() > 0:
                 return True
             # And now look for global pattern bans.
-            bans = store.find(Ban, list_id=None)
+            bans = store.query(Ban).filter_by(list_id=None)
             for ban in bans:
                 if (ban.email.startswith('^') and
                     re.match(ban.email, email, re.IGNORECASE) is not None):
                     return True
         else:
             # This is a list-specific ban.
-            bans = store.find(Ban, email=email, list_id=list_id)
+            bans = store.query(Ban).filter_by(email=email, list_id=list_id)
             if bans.count() > 0:
                 return True
             # Try global bans next.
-            bans = store.find(Ban, email=email, list_id=None)
+            bans = store.query(Ban).filter_by(email=email, list_id=None)
             if bans.count() > 0:
                 return True
             # Now try specific mailing list bans, but with a pattern.
-            bans = store.find(Ban, list_id=list_id)
+            bans = store.query(Ban).filteR_by(list_id=list_id)
             for ban in bans:
                 if (ban.email.startswith('^') and
                     re.match(ban.email, email, re.IGNORECASE) is not None):
                     return True
             # And now try global pattern bans.
-            bans = store.find(Ban, list_id=None)
+            bans = store.query(Ban).filter_by(list_id=None)
             for ban in bans:
                 if (ban.email.startswith('^') and
                     re.match(ban.email, email, re.IGNORECASE) is not None):