RuntimeRequirementAttribute
This attribute can be applied to method which requires some runtime 
            support from DesignScript, e.g., tracing. 
            
using System;
namespace Autodesk.DesignScript.Runtime
{
    [AttributeUsage(AttributeTargets.Method)]
    public sealed class RuntimeRequirementAttribute : Attribute
    {
        public bool RequireTracing { get; set; }
    }
}
            