py: Add attrtuple object, for space-efficient tuples with attr access.

If you need the functionality of a namedtuple but will only make 1 or a
few instances, then use an attrtuple instead.

1 files changed, 2 insertions, 9 deletions

diff --git a/py/objnamedtuple.c b/py/objnamedtuple.c
index 0d1463544..59678afe3 100644
--- a/py/objnamedtuple.c
+++ b/py/objnamedtuple.c
@@ -56,16 +56,9 @@ STATIC mp_uint_t namedtuple_find_field(mp_obj_namedtuple_type_t *type, qstr name
 STATIC void namedtuple_print(const mp_print_t *print, mp_obj_t o_in, mp_print_kind_t kind) {
     (void)kind;
     mp_obj_namedtuple_t *o = o_in;
-    mp_printf(print, "%q(", o->tuple.base.type->name);
+    mp_printf(print, "%q", o->tuple.base.type->name);
     const qstr *fields = ((mp_obj_namedtuple_type_t*)o->tuple.base.type)->fields;
-    for (mp_uint_t i = 0; i < o->tuple.len; i++) {
-        if (i > 0) {
-            mp_print_str(print, ", ");
-        }
-        mp_printf(print, "%q=", fields[i]);
-        mp_obj_print_helper(print, o->tuple.items[i], PRINT_REPR);
-    }
-    mp_print_str(print, ")");
+    mp_obj_attrtuple_print_helper(print, fields, &o->tuple);
 }
 
 STATIC void namedtuple_attr(mp_obj_t self_in, qstr attr, mp_obj_t *dest) {