Anonymous class in Python

python_anonymous_class.py

# https://stackoverflow.com/questions/1123000/does-python-have-anonymous-classes

anonymous_class = type(
    "",
    (),
    {
      "attr1": None,
      "get_attr1": lambda self: getattr(self, "attr1"),
      "set_attr1": lambda self, value: setattr(self, "attr1", value)
    }
)

ac = anonymous_class()
print(ac.get_attr1())
ac.set_attr1("hello")
print(ac.get_attr1())