From d7daa63dbdaae4e5b4b876523f4c58387a1262ff Mon Sep 17 00:00:00 2001
From: Damien Elmes <gpg@ankiweb.net>
Date: Sat, 14 Mar 2020 10:05:55 +1000
Subject: [PATCH] make sure we set db to None so we can tell when we've closed
 the DB

---
 pylib/anki/collection.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pylib/anki/collection.py b/pylib/anki/collection.py
index 3408f2e2a..471f2c5a7 100644
--- a/pylib/anki/collection.py
+++ b/pylib/anki/collection.py
@@ -257,6 +257,7 @@ crt=?, mod=?, scm=?, dty=?, usn=?, ls=?, conf=?""",
             if not self.server:
                 self.db.execute("pragma journal_mode = delete")
             self.backend.close_collection()
+            self.db = None
             self.media.close()
             self._closeLog()