fix inspect.isclass() on instances with a custom __getattr__ #1225107
diff --git a/Lib/inspect.py b/Lib/inspect.py
index a89d62e..1453f3b 100644
--- a/Lib/inspect.py
+++ b/Lib/inspect.py
@@ -62,7 +62,7 @@
Class objects provide these attributes:
__doc__ documentation string
__module__ name of module in which this class was defined"""
- return isinstance(object, types.ClassType) or hasattr(object, '__bases__')
+ return isinstance(object, (type, types.ClassType))
def ismethod(object):
"""Return true if the object is an instance method.