update traceback module

Author: microdev1

locale/circuitpython.pot

@@ -3421,6 +3421,10 @@ msgstr ""
 msgid "invalid syntax for number"
 msgstr ""
 
+#: py/objexcept.c shared-bindings/traceback/__init__.c
+msgid "invalid traceback"
+msgstr ""
+
 #: py/objtype.c
 msgid "issubclass() arg 1 must be a class"
 msgstr ""
@@ -4093,10 +4097,6 @@ msgstr ""
 msgid "source palette too large"
 msgstr ""
 
-#: shared-bindings/traceback/__init__.c
-msgid "stack is not ok"
-msgstr ""
-
 #: py/objstr.c
 msgid "start/end indices"
 msgstr ""

shared-bindings/traceback/__init__.c

@@ -27,8 +27,6 @@
 #include "py/stream.h"
 #include "py/runtime.h"
 
-#include "supervisor/shared/stack.h"
-
 //| """Traceback Module
 //|
 //| This module provides a standard interface to print stack traces of programs.
@@ -97,11 +95,12 @@ STATIC mp_obj_t traceback_print_exception(size_t n_args, const mp_obj_t *pos_arg
     }
 
     if (args[ARG_tb].u_obj != mp_const_none && print_tb) {
-        if (!stack_ok()) {
-            mp_raise_RuntimeError(translate("stack is not ok"));
+        if (!mp_obj_is_type(args[ARG_tb].u_obj, &mp_type_traceback)) {
+            mp_raise_TypeError(translate("invalid traceback"));
         }
-        size_t n, *values;
-        mp_obj_exception_get_traceback(exc, &n, &values);
+        mp_obj_traceback_t *tb = MP_OBJ_TO_PTR(args[ARG_tb].u_obj);
+        size_t n = (tb->data) ? tb->len : 0;
+        size_t *values = (tb->data) ? tb->data : NULL;
         if (n > 0) {
             assert(n % 3 == 0);
             // Decompress the format strings