+_DesugaredLambdaExpression = collections.namedtuple(
+ 'DesugaredLambdaExpression',
+ (
+ 'name',
+ 'argument_name_list',
+ 'statement_list',
+ ),
+)
+
+class DesugaredLambdaExpression(_DesugaredLambdaExpression):
+ def __new__(cls, *args, **kwargs):
+ if 'name' not in kwargs:
+ kwargs['name'] = None
+
+ return super(DesugaredLambdaExpression, cls).__new__(cls, *args, **kwargs)
+