unix microsocket: Add dummy makefile() method.

Unlike CPython socket, microsocket object already implements stream protocol
(read/write methods), so makefile() just returns object itself. TODO: this
doesn't take care of arguments CPython's makefile() may accept.

1 files changed, 1 insertions, 0 deletions

diff --git a/py/obj.c b/py/obj.c
index e21596fdf5..e3e9dbfd55 100644
--- a/py/obj.c
+++ b/py/obj.c
@@ -253,3 +253,4 @@ mp_obj_t mp_obj_len_maybe(mp_obj_t o_in) {
 mp_obj_t mp_identity(mp_obj_t self) {
     return self;
 }
+MP_DEFINE_CONST_FUN_OBJ_1(mp_identity_obj, mp_identity);