Method flush_rewind

crates/vm/src/stdlib/_io.rs:932–940

(&mut self, vm: &VirtualMachine)

        }

        fn flush_rewind(&mut self, vm: &VirtualMachine) -> PyResult<()> {
            self.flush(vm)?;
            if self.readable() {
                let res = self.raw_seek(-self.raw_offset(), 1, vm);
                self.reset_read();
                res?;
            }
            Ok(())
        }

        fn raw_seek(&mut self, pos: Offset, whence: i32, vm: &VirtualMachine) -> PyResult<Offset> {
            let ret = vm.call_method(self.check_init(vm)?, "seek", (pos, whence))?;