Python脚本有误？

金蝶K3CLOUD 6.1
按 http://club.kingdee.com/home.php?mod=space&uid=421331&do=blog&id=118281
上的语句，直接复制到BOSIDE里面去使用时，报错。请问是什么问题？

Could not add reference to assembly Kingdee.K3.Core
at IronPython.Runtime.ClrModule.AddReference(CodeContext context, String name)
at IronPython.Runtime.ClrModule.AddReference(CodeContext context, Object reference)
at IronPython.Runtime.ClrModule.AddReference(CodeContext context, Object[] references)
at Microsoft.Scripting.Interpreter.ActionCallInstruction`2.Run(InterpretedFrame frame)
at Microsoft.Scripting.Interpreter.Interpreter.Run(InterpretedFrame frame)
at Microsoft.Scripting.Interpreter.LightLambda.Run4[T0,T1,T2,T3,TRet](T0 arg0, T1 arg1, T2 arg2, T3 arg3)
at System.Dynamic.UpdateDelegates.UpdateAndExecute3[T0,T1,T2,TRet](CallSite site, T0 arg0, T1 arg1, T2 arg2)
at Microsoft.Scripting.Interpreter.DynamicInstruction`4.Run(InterpretedFrame frame)
at Microsoft.Scripting.Interpreter.Interpreter.Run(InterpretedFrame frame)
at Microsoft.Scripting.Interpreter.LightLambda.Run2[T0,T1,TRet](T0 arg0, T1 arg1)
at IronPython.Compiler.PythonScriptCode.RunWorker(CodeContext ctx)
at Kingdee.BOS.DomainModelDesigner.PropertyEditor.frmPythonScriptEdit.InitializeScope()
at Kingdee.BOS.DomainModelDesigner.PropertyEditor.frmPythonScriptEdit.ButtonItem_Click(Object sender, EventArgs e)