py: Rename MP_BOOL() to mp_obj_new_bool() for consistency in naming.
diff --git a/py/objrange.c b/py/objrange.c
index 9d0ca37..f703f2f 100644
--- a/py/objrange.c
+++ b/py/objrange.c
@@ -131,7 +131,7 @@
     mp_obj_range_t *self = self_in;
     mp_int_t len = range_len(self);
     switch (op) {
-        case MP_UNARY_OP_BOOL: return MP_BOOL(len > 0);
+        case MP_UNARY_OP_BOOL: return mp_obj_new_bool(len > 0);
         case MP_UNARY_OP_LEN: return MP_OBJ_NEW_SMALL_INT(len);
         default: return MP_OBJ_NULL; // op not supported
     }