Function lazy

src/8/lazily_computed_attributes/example2.py:4–10

(self)

    name = '_lazy_' + func.__name__
    @property
    def lazy(self):
        if hasattr(self, name):
            return getattr(self, name)
        else:
            value = func(self)
            setattr(self, name, value)
            return value
    return lazy
        
if __name__ == '__main__':