1 files changed, 0 insertions, 9 deletions
diff --git a/py/objbool.c b/py/objbool.c
index 622005657a..4276335635 100644
--- a/py/objbool.c
+++ b/py/objbool.c
@@ -74,15 +74,6 @@ STATIC mp_obj_t bool_unary_op(mp_uint_t op, mp_obj_t o_in) {
         case MP_UNARY_OP_POSITIVE: return MP_OBJ_NEW_SMALL_INT(value);
         case MP_UNARY_OP_NEGATIVE: return MP_OBJ_NEW_SMALL_INT(-value);
         case MP_UNARY_OP_INVERT: return MP_OBJ_NEW_SMALL_INT(~value);
-
-        // only bool needs to implement MP_UNARY_OP_NOT
-        case MP_UNARY_OP_NOT:
-            if (value) {
-                return mp_const_false;
-            } else {
-                return mp_const_true;
-            }
-
         default: return MP_OBJ_NULL; // op not supported
     }
 }