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

        internal override PythonVariable BindReference(PythonNameBinder binder, PythonReference reference) {
            PythonVariable variable;

            // Python semantics: The variables bound local in the class
            // scope are accessed by name - the dictionary behavior of classes
            if (TryGetVariable(reference.Name, out variable)) {
                // TODO: This results in doing a dictionary lookup to get/set the local,
                // when it should probably be an uninitialized check / global lookup for gets
                // and a direct set
                if (variable.Kind == VariableKind.Global) {
                    AddReferencedGlobal(reference.Name);
                } else if (variable.Kind == VariableKind.Local) {
                    return null;
                }

                return variable;
            }

            // Try to bind in outer scopes, if we have an unqualified exec we need to leave the
            // variables as free for the same reason that locals are accessed by name.
            for (ScopeStatement parent = Parent; parent != null; parent = parent.Parent) {
                if (parent.TryBindOuter(this, reference, out variable)) {
                    return variable;
                }
            }

            return null;
        }