diff options
Diffstat (limited to 'Lib/abc.py')
| -rw-r--r-- | Lib/abc.py | 51 |
1 files changed, 5 insertions, 46 deletions
@@ -11,7 +11,8 @@ def abstractmethod(funcobj): class that has a metaclass derived from ABCMeta cannot be instantiated unless all of its abstract methods are overridden. The abstract methods can be called using any of the normal - 'super' call mechanisms. + 'super' call mechanisms. abstractmethod() may be used to declare + abstract methods for properties and descriptors. Usage: @@ -27,17 +28,7 @@ def abstractmethod(funcobj): class abstractclassmethod(classmethod): """A decorator indicating abstract classmethods. - Similar to abstractmethod. - - Usage: - - class C(metaclass=ABCMeta): - @abstractclassmethod - def my_abstract_classmethod(cls, ...): - ... - - 'abstractclassmethod' is deprecated. Use 'classmethod' with - 'abstractmethod' instead. + Deprecated, use 'classmethod' with 'abstractmethod' instead. """ __isabstractmethod__ = True @@ -50,17 +41,7 @@ class abstractclassmethod(classmethod): class abstractstaticmethod(staticmethod): """A decorator indicating abstract staticmethods. - Similar to abstractmethod. - - Usage: - - class C(metaclass=ABCMeta): - @abstractstaticmethod - def my_abstract_staticmethod(...): - ... - - 'abstractstaticmethod' is deprecated. Use 'staticmethod' with - 'abstractmethod' instead. + Deprecated, use 'staticmethod' with 'abstractmethod' instead. """ __isabstractmethod__ = True @@ -73,29 +54,7 @@ class abstractstaticmethod(staticmethod): class abstractproperty(property): """A decorator indicating abstract properties. - Requires that the metaclass is ABCMeta or derived from it. A - class that has a metaclass derived from ABCMeta cannot be - instantiated unless all of its abstract properties are overridden. - The abstract properties can be called using any of the normal - 'super' call mechanisms. - - Usage: - - class C(metaclass=ABCMeta): - @abstractproperty - def my_abstract_property(self): - ... - - 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): - def getx(self): ... - def setx(self, value): ... - x = abstractproperty(getx, setx) - - 'abstractproperty' is deprecated. Use 'property' with 'abstractmethod' - instead. + Deprecated, use 'property' with 'abstractmethod' instead. """ __isabstractmethod__ = True |