Method set_progress_handler

crates/stdlib/src/_sqlite3.rs:1418–1440

(
            &self,
            callable: PyObjectRef,
            n: c_int,
            vm: &VirtualMachine,
        )

        #[pymethod]
        fn set_progress_handler(
            &self,
            callable: PyObjectRef,
            n: c_int,
            vm: &VirtualMachine,
        ) -> PyResult<()> {
            let db = self.db_lock(vm)?;
            let Some(data) = CallbackData::new(callable, vm) else {
                unsafe { sqlite3_progress_handler(db.db, n, None, null_mut()) };
                return Ok(());
            };

            unsafe {
                sqlite3_progress_handler(
                    db.db,
                    n,
                    Some(CallbackData::progress_callback),
                    Box::into_raw(Box::new(data)).cast(),
                )
            };

            Ok(())
        }

        #[pymethod]
        fn iterdump(zelf: PyRef<Self>, vm: &VirtualMachine) -> PyResult {