diff options
| -rw-r--r-- | Lib/abc.py | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/Lib/abc.py b/Lib/abc.py index 618a32cc75..fb61f446a8 100644 --- a/Lib/abc.py +++ b/Lib/abc.py @@ -15,7 +15,8 @@ def abstractmethod(funcobj): Usage: - class C(metaclass=ABCMeta): + class C: + __metaclass__ = ABCMeta @abstractmethod def my_abstract_method(self, ...): ... @@ -35,7 +36,8 @@ class abstractproperty(property): Usage: - class C(metaclass=ABCMeta): + class C: + __metaclass__ = ABCMeta @abstractproperty def my_abstract_property(self): ... @@ -43,7 +45,8 @@ class abstractproperty(property): This defines a read-only property; you can also define a read-write abstract property using the 'long' form of property declaration: - class C(metaclass=ABCMeta): + class C: + __metaclass__ = ABCMeta def getx(self): ... def setx(self, value): ... x = abstractproperty(getx, setx) |