IronPython.Compiler.PythonScriptCode.EnsureTracingTarget C# (CSharp) Метод

        private void EnsureTracingTarget() {
            if (_tracingTarget == null) {
                PythonContext pc = (PythonContext)Ast.CompilerContext.SourceUnit.LanguageContext;

                var debugProperties = new PythonDebuggingPayload(null);

                var debugInfo = new Microsoft.Scripting.Debugging.CompilerServices.DebugLambdaInfo(
                    null,           // IDebugCompilerSupport
                    null,           // lambda alias
                    false,          // optimize for leaf frames
                    null,           // hidden variables
                    null,           // variable aliases
                    debugProperties // custom payload
                );

                var lambda = (Expression<LookupCompilationDelegate>)pc.DebugContext.TransformLambda((MSAst.LambdaExpression)Ast.GetLambda().Reduce(), debugInfo);

                LookupCompilationDelegate func;
                if (ShouldInterpret(pc)) {
                    func = (LookupCompilationDelegate)CompilerHelpers.LightCompile(lambda, pc.Options.CompilationThreshold);
                } else {
                    func = (LookupCompilationDelegate)lambda.Compile(pc.EmitDebugSymbols(Ast.CompilerContext.SourceUnit));
                }

                _tracingTarget = func;
                debugProperties.Code = EnsureFunctionCode(_tracingTarget, true, true);
            }
        }
    }