from collections import namedtuple
def LenientNamedTuple(name, fields):
class Wrapper(namedtuple(name, fields)):
__slots__ = ()
def __new__(cls, *args, **kwargs):
kwargs = dict((k, v) for k, v in kwargs.items() if k in fields)
return super(Wrapper, cls).__new__(cls, *args, **kwargs)
return Wrapper
class Foo(LenientNamedTuple('Foo', ['id', 'name', 'age'])):
def __init__(self, *args, **kwargs):
super(Foo, self).__init__()#*args, **kwargs)
print(Foo(1, 2, 3))
print(Foo(id=1, name=2, age=3))
print(Foo(1, age=3, name=2))
print(Foo(id=1, name=2, age=3, spam=4))
print(Foo(1, 2, 3, spam=4))
print(Foo(1, 2, spam=4, age=3))