Don't need while let
@@ -604,7 +604,7 @@ impl FromArgs for PrintOptions {
let mut end: Option<PyStringRef> = Some(PyString::from("\n").into_ref(vm));
let mut flush = false;
- while let Some(arg) = args.next() {
+ for arg in args {
match arg {
PyArg::Keyword(name, value) => match name.as_str() {
"sep" => {
