Method validate_generation

src/sharedref.rs:386–395

(&self, py: Python)

    }

    fn validate_generation(&self, py: Python) -> PyResult<()> {
        if self.state.current_generation(py) == self.generation {
            Ok(())
        } else {
            Err(PyErr::new::<exc::RuntimeError, _>(
                py,
                "Cannot access to leaked reference after mutation",
            ))
        }
    }
}

impl<T> UnsafePyLeaked<T> {