Python setattr_immutable Examples

Example #1

File: test_hooks.py Project: yetone/python-lenses

def test_setattr_imm_custom_class_raw():
    class C(object):
        def __init__(self, attr):
            self.attr = attr

        def __eq__(self, other):
            return self.attr == other.attr

    assert s.setattr_immutable(C(1), 'attr', 2) == C(2)

Example #2

File: test_hooks.py Project: ingolemo/python-lenses

def test_setattr_imm_custom_class_raw():
    class C(object):

        def __init__(self, attr):
            self.attr = attr

        def __eq__(self, other):
            return self.attr == other.attr

    assert s.setattr_immutable(C(1), 'attr', 2) == C(2)

Example #3

File: test_hooks.py Project: yetone/python-lenses

def test_setattr_imm_custom_class():
    class C(object):
        def __init__(self, attr):
            self.attr = attr

        def __eq__(self, other):
            return self.attr == other.attr

        def _lens_setattr(self, name, value):
            if name == 'fake_attr':
                return C(value)
            else:
                raise AttributeError(name)

    assert s.setattr_immutable(C(1), 'fake_attr', 2) == C(2)

Example #4

File: test_hooks.py Project: ingolemo/python-lenses

def test_setattr_imm_custom_class():
    class C(object):

        def __init__(self, attr):
            self.attr = attr

        def __eq__(self, other):
            return self.attr == other.attr

        def _lens_setattr(self, name, value):
            if name == 'fake_attr':
                return C(value)
            else:
                raise AttributeError(name)

    assert s.setattr_immutable(C(1), 'fake_attr', 2) == C(2)

Example #5

File: test_hooks.py Project: yetone/python-lenses

def test_setattr_imm_namedtuple():
    Tup = collections.namedtuple('Tup', 'attr')
    assert s.setattr_immutable(Tup(1), 'attr', 2) == Tup(2)

Example #6

File: test_hooks.py Project: ingolemo/python-lenses

def test_setattr_imm_namedtuple():
    Tup = collections.namedtuple('Tup', 'attr')
    assert s.setattr_immutable(Tup(1), 'attr', 2) == Tup(2)