def insert_user_function(self, fn, ft):
        self._insert_global(fn, types.Function(ft))
Create properties that perform lazy loading of attributes.
dataset/ETHPy150Open numba/numba/numba/typing/context.py/BaseContext.insert_user_function--crossover with--dataset/ETHPy150Open mila-udem/fuel/fuel/utils/__init__.py/lazy_property_factory