py/objint: Make length argument optional in int.to_bytes() method.

AmirHmZz · dpgeorge · commit 0b432b330688 · 2024-09-02T14:14:36.000+10:00
This was made optional in CPython 3.11.

Signed-off-by: Amirreza Hamzavi &lt;amirrezahamzavi2000@gmail.com&gt;
diff --git a/py/objint.c b/py/objint.c
@@ -424,7 +424,7 @@ static mp_obj_t int_to_bytes(size_t n_args, const mp_obj_t *args) {
     // TODO: Support signed (currently behaves as if signed=(val < 0))
     bool overflow;
 
-    mp_int_t dlen = mp_obj_get_int(args[1]);
+    mp_int_t dlen = n_args < 2 ? 1 : mp_obj_get_int(args[1]);
     if (dlen < 0) {
         mp_raise_ValueError(NULL);
     }
@@ -468,7 +468,7 @@ static mp_obj_t int_to_bytes(size_t n_args, const mp_obj_t *args) {
 
     return mp_obj_new_bytes_from_vstr(&vstr);
 }
-static MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(int_to_bytes_obj, 2, 4, int_to_bytes);
+static MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(int_to_bytes_obj, 1, 4, int_to_bytes);
 
 static const mp_rom_map_elem_t int_locals_dict_table[] = {
     { MP_ROM_QSTR(MP_QSTR_from_bytes), MP_ROM_PTR(&int_from_bytes_obj) },

Original file line number	Diff line number	Diff line change
`@@ -424,7 +424,7 @@ static mp_obj_t int_to_bytes(size_t n_args, const mp_obj_t *args) {`
`424`	`424`	`// TODO: Support signed (currently behaves as if signed=(val < 0))`
`425`	`425`	`bool overflow;`
`426`	`426`
`427`		`- mp_int_t dlen = mp_obj_get_int(args[1]);`
	`427`	`+ mp_int_t dlen = n_args < 2 ? 1 : mp_obj_get_int(args[1]);`
`428`	`428`	`if (dlen < 0) {`
`429`	`429`	`mp_raise_ValueError(NULL);`
`430`	`430`	`}`
`@@ -468,7 +468,7 @@ static mp_obj_t int_to_bytes(size_t n_args, const mp_obj_t *args) {`
`468`	`468`
`469`	`469`	`return mp_obj_new_bytes_from_vstr(&vstr);`
`470`	`470`	`}`
`471`		`-static MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(int_to_bytes_obj, 2, 4, int_to_bytes);`
	`471`	`+static MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(int_to_bytes_obj, 1, 4, int_to_bytes);`
`472`	`472`
`473`	`473`	`static const mp_rom_map_elem_t int_locals_dict_table[] = {`
`474`	`474`	`{ MP_ROM_QSTR(MP_QSTR_from_bytes), MP_ROM_PTR(&int_from_bytes_obj) },`