shared/runtime/pyexec: Add helper function to execute a vstr.

Add `pyexec_vstr()` to execute Python code from a vstr source.

Signed-off-by: iabdalkader <i.abdalkader@gmail.com>

shared/runtime/pyexec.c

@@ -720,6 +720,11 @@ int pyexec_frozen_module(const char *name, bool allow_keyboard_interrupt) {
 }
 #endif
 
+int pyexec_vstr(vstr_t *str, bool allow_keyboard_interrupt) {
+    mp_uint_t exec_flags = allow_keyboard_interrupt ? 0 : EXEC_FLAG_NO_INTERRUPT;
+    return parse_compile_execute(str, MP_PARSE_FILE_INPUT, exec_flags | EXEC_FLAG_SOURCE_IS_VSTR);
+}
+
 #if MICROPY_REPL_INFO
 mp_obj_t pyb_set_repl_info(mp_obj_t o_value) {
     repl_display_debugging_info = mp_obj_get_int(o_value);

shared/runtime/pyexec.h

@@ -42,6 +42,7 @@ int pyexec_friendly_repl(void);
 int pyexec_file(const char *filename);
 int pyexec_file_if_exists(const char *filename);
 int pyexec_frozen_module(const char *name, bool allow_keyboard_interrupt);
+int pyexec_vstr(vstr_t *str, bool allow_keyboard_interrupt);
 void pyexec_event_repl_init(void);
 int pyexec_event_repl_process_char(int c);
 extern uint8_t pyexec_repl_active;