diff options
Diffstat (limited to 'Lib/bsddb/dbshelve.py')
| -rw-r--r-- | Lib/bsddb/dbshelve.py | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Lib/bsddb/dbshelve.py b/Lib/bsddb/dbshelve.py index 3727270..7344945 100644 --- a/Lib/bsddb/dbshelve.py +++ b/Lib/bsddb/dbshelve.py @@ -135,7 +135,7 @@ class DBShelf(MutableMapping): def keys(self, txn=None): - if txn != None: + if txn is not None: return self.db.keys(txn) else: return self.db.keys() @@ -161,7 +161,7 @@ class DBShelf(MutableMapping): def items(self, txn=None): - if txn != None: + if txn is not None: items = self.db.items(txn) else: items = self.db.items() @@ -172,7 +172,7 @@ class DBShelf(MutableMapping): return newitems def values(self, txn=None): - if txn != None: + if txn is not None: values = self.db.values(txn) else: values = self.db.values() |