Lift Mailbox.cfg out of the sub classes

Make sure it is always set

Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/cloud_mdir_sync/mailbox.py b/cloud_mdir_sync/mailbox.py
index 24c64cd..10b0b64 100644
--- a/cloud_mdir_sync/mailbox.py
+++ b/cloud_mdir_sync/mailbox.py
@@ -42,9 +42,13 @@ class Mailbox(object):
     messages: "CHMsgDict_Type" = {}
     changed_event = asyncio.Event()
     need_update = True
+    cfg: "config.Config"
+
+    def __init__(self, cfg: "config.Config"):
+        self.cfg = cfg
 
     @abstractmethod
-    async def setup_mbox(self, cfg: "config.Config") -> None:
+    async def setup_mbox(self) -> None:
         pass
 
     @abstractmethod