Method rjust

crates/vm/src/builtins/str.rs:1336–1343

(
        &self,
        width: isize,
        fillchar: OptionalArg<PyStrRef>,
        vm: &VirtualMachine,
    )

    #[pymethod]
    fn rjust(
        &self,
        width: isize,
        fillchar: OptionalArg<PyStrRef>,
        vm: &VirtualMachine,
    ) -> PyResult<Wtf8Buf> {
        self._pad(width, fillchar, AnyStr::py_rjust, vm)
    }

    #[pymethod]
    fn expandtabs(&self, args: anystr::ExpandTabsArgs, vm: &VirtualMachine) -> PyResult<String> {