def Items(cls):
"""non-class attributes ordered by alphabetical order.
::
>>> class MyClass(Constant):
... a = 1 # non-class attributre
... b = 2 # non-class attributre
...
... class C(Constant):
... pass
...
... class D(Constant):
... pass
>>> MyClass.Items()
[("a", 1), ("b", 2)]
.. versionadded:: 0.0.5
"""
l = list()
for attr, value in get_all_attributes(cls):
# if it's not a class(Constant)
if not inspect.isclass(value):
l.append((attr, value))
return list(sorted(l, key=lambda x: x[0]))
def items(self):
"""non-class attributes ordered by alphabetical order.
::
>>> class MyClass(Constant):
... a = 1 # non-class attributre
... b = 2 # non-class attributre
...
... class C(Constant):
... pass
...
... class D(Constant):
... pass
>>> my_class = MyClass()
>>> my_class.items()
[("a", 1), ("b", 2)]
.. versionchanged:: 0.0.5
"""
l = list()
# 为什么这里是 get_all_attributes(self.__class__) 而不是
# get_all_attributes(self) ? 因为有些实例不支持
# get_all_attributes(instance) 方法, 会报错。
# 所以我们从类里得到所有的属性信息, 然后获得这些属性在实例中
# 对应的值。
for attr, value in get_all_attributes(self.__class__):
value = getattr(self, attr)
# if it is not a instance of class(Constant)
if not isinstance(value, Constant):
l.append((attr, value))
return list(sorted(l, key=lambda x: x[0]))
def items(self):
"""non-class attributes ordered by alphabetical order.
.. versionchanged:: 0.0.5
"""
l = list()
# 为什么这里是 get_all_attributes(self.__class__) 而不是
# get_all_attributes(self) ? 因为有些实例不支持
# get_all_attributes(instance) 方法, 会报错。
# 所以我们从类里得到所有的属性信息, 然后获得这些属性在实例中
# 对应的值。
for attr, value in get_all_attributes(self.__class__):
value = getattr(self, attr)
# if it is not a instance of class(Constant)
if not isinstance(value, Constant):
l.append((attr, value))
return l
def Subclasses(cls, sort_by=None, reverse=False):
"""Get all nested Constant class and it's name pair.
:param sort_by: the attribute name used for sorting.
:param reverse: if True, return in descend order.
:returns: [(attr, value),...] pairs.
::
>>> class MyClass(Constant):
... a = 1 # non-class attributre
... b = 2 # non-class attributre
...
... class C(Constant):
... pass
...
... class D(Constant):
... pass
>>> MyClass.Subclasses()
[("C", MyClass.C), ("D", MyClass.D)]
.. versionadded:: 0.0.3
"""
l = list()
for attr, value in get_all_attributes(cls):
try:
if issubclass(value, Constant):
l.append((attr, value))
except:
pass
if sort_by is None:
sort_by = "__creation_index__"
l = list(
sorted(l, key=lambda x: getattr(x[1], sort_by), reverse=reverse))
return l
def Items(cls):
"""non-class attributes ordered by alphabetical order.
::
class MyClass(Constant):
a = 1 # non-class attributre
b = 2 # non-class attributre
class C:
pass
class D:
pass
.. versionadded:: 0.0.5
"""
l = list()
for attr, value in get_all_attributes(cls):
# if it's not a class(Constant)
if not inspect.isclass(value):
l.append((attr, value))
return l