diff options
| -rw-r--r-- | Lib/urllib/request.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/urllib/request.py b/Lib/urllib/request.py index 65a3aeb..8a7d048 100644 --- a/Lib/urllib/request.py +++ b/Lib/urllib/request.py @@ -521,7 +521,7 @@ def build_opener(*handlers): skip = set() for klass in default_classes: for check in handlers: - if instance(check, type): + if isinstance(check, type): if issubclass(check, klass): skip.add(klass) elif isinstance(check, klass): |