def __init__(self, *signature, **kwargs):
short, long, positionals = self._parse_signature(signature)
if short is None and long is None:
raise TypeError("A short or a long has to be passed")
if short is not None and len(short) != 2:
raise ValueError("A short has to be two characters long")
self.short = short
self.long = long
self.positionals = positionals
set_attributes_from_kwargs(self, kwargs, {
"action": store_last,
"help": None
})
def test_set_attributes_from_kwargs(self):
defaults = {"foo": 1, "bar": 2}
object = TestObject()
set_attributes_from_kwargs(object, {}, defaults)
self.assert_equal(object.foo, 1)
self.assert_equal(object.bar, 2)
object = TestObject()
with self.assert_raises(TypeError):
set_attributes_from_kwargs(object, {"baz": 3}, defaults)
object = TestObject()
set_attributes_from_kwargs(object, {"foo": 3, "bar": 4}, defaults)
self.assert_equal(object.foo, 3)
self.assert_equal(object.bar, 4)