diff options
Diffstat (limited to 'Lib/_abcoll.py')
| -rw-r--r-- | Lib/_abcoll.py | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Lib/_abcoll.py b/Lib/_abcoll.py index cac06e0..0957553 100644 --- a/Lib/_abcoll.py +++ b/Lib/_abcoll.py @@ -90,7 +90,8 @@ class Iterator(Iterable): @classmethod def __subclasshook__(cls, C): if cls is Iterator: - if any("__next__" in B.__dict__ for B in C.__mro__): + if (any("__next__" in B.__dict__ for B in C.__mro__) and + any("__iter__" in B.__dict__ for B in C.__mro__)): return True return NotImplemented |