sysobj not include mem

src/boot/demo05-sysobject/main.c

@@ -1,5 +1,6 @@
 /* this demo shows the usage of method */
 #include "PikaStdLib_SysObj.h"
+#include "Main.h"
 #include <stdio.h>
 
 void obj_runWithInfo(PikaObj *self, char *cmd)
@@ -12,7 +13,7 @@ void obj_runWithInfo(PikaObj *self, char *cmd)
 int main()
 {
 	/* new root object */
-	PikaObj *root = newRootObj("root", New_PikaStdLib_SysObj);
+	PikaObj *root = newRootObj("root", New_Main);
 
 	obj_runWithInfo(root, "set('a',1)");
 	obj_runWithInfo(root, "print(a)");

src/package/pikascript/PikaStdLib.py

@@ -13,7 +13,6 @@ class MemChecker(BaseObj):
 
 
 class SysObj(BaseObj):
-    mem = MemChecker()
 
     def type(argPath: str):
         pass

src/package/pikascript/main.py

@@ -3,4 +3,4 @@ import PikaStdLib
 
 
 class Main(PikaStdLib.SysObj):
-    pass
+    mem = PikaStdLib.MemChecker()