IronPython.Compiler.Ast.ClassDefinition.Reduce C# (CSharp) Method

        public override MSAst.Expression Reduce() {
            var codeObj = GetOrMakeFunctionCode();
            var funcCode = GlobalParent.Constant(codeObj);
            FuncCodeExpr = funcCode;

            MSAst.Expression lambda;
            if (EmitDebugSymbols) {
                lambda = GetLambda();
            } else {
                lambda = NullLambda;
                ThreadPool.QueueUserWorkItem((x) => {
                    // class defs are almost always run, so start 
                    // compiling the code now so it might be ready
                    // when we actually go and execute it
                    codeObj.UpdateDelegate(PyContext, true);
                });
            }

            MSAst.Expression classDef = Ast.Call(
                AstMethods.MakeClass,
                funcCode,
                lambda,
                Parent.LocalContext,
                AstUtils.Constant(_name),
                Ast.NewArrayInit(
                    typeof(object),
                    ToObjectArray(_bases)
                ),
                AstUtils.Constant(FindSelfNames())
            );

            classDef = AddDecorators(classDef, _decorators);

            return GlobalParent.AddDebugInfoAndVoid(
                AssignValue(Parent.GetVariableExpression(_variable), classDef), 
                new SourceSpan(
                    GlobalParent.IndexToLocation(StartIndex),
                    GlobalParent.IndexToLocation(HeaderIndex)
                )
            );
        }