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py/modsys: Initial implementation of sys.getsizeof().

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Implemented as a new MP_UNARY_OP. This patch adds support lists, dicts and
instances.
This commit is contained in:
Paul Sokolovsky
2017-08-11 09:42:39 +03:00
parent 7d4a2f773c
commit bfc2092dc5
8 changed files with 49 additions and 1 deletions
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12
py/modsys.c
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@@ -4,6 +4,7 @@
* The MIT License (MIT)
*
* Copyright (c) 2013, 2014 Damien P. George
* Copyright (c) 2014-2017 Paul Sokolovsky
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
@@ -31,8 +32,11 @@
#include "py/objtuple.h"
#include "py/objstr.h"
#include "py/objint.h"
#include "py/objtype.h"
#include "py/stream.h"
#include "py/smallint.h"
#include "py/runtime0.h"
#include "py/runtime.h"
#if MICROPY_PY_SYS
@@ -143,6 +147,11 @@ STATIC mp_obj_t mp_sys_exc_info(void) {
MP_DEFINE_CONST_FUN_OBJ_0(mp_sys_exc_info_obj, mp_sys_exc_info);
#endif
STATIC mp_obj_t mp_sys_getsizeof(mp_obj_t obj) {
return mp_unary_op(MP_UNARY_OP_SIZEOF, obj);
}
MP_DEFINE_CONST_FUN_OBJ_1(mp_sys_getsizeof_obj, mp_sys_getsizeof);
STATIC const mp_rom_map_elem_t mp_module_sys_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_sys) },
@@ -192,6 +201,9 @@ STATIC const mp_rom_map_elem_t mp_module_sys_globals_table[] = {
#if MICROPY_PY_SYS_EXC_INFO
{ MP_ROM_QSTR(MP_QSTR_exc_info), MP_ROM_PTR(&mp_sys_exc_info_obj) },
#endif
#if MICROPY_PY_SYS_GETSIZEOF
{ MP_ROM_QSTR(MP_QSTR_getsizeof), MP_ROM_PTR(&mp_sys_getsizeof_obj) },
#endif
/*
* Extensions to CPython