70 def is_simple(sum):  argument
108     def visitSum(self, sum, name, depth):  argument
114     def simple_sum(self, sum, name, depth):  argument
125     def sum_with_constructors(self, sum, name, depth):  argument
148     def visitSum(self, sum, name, depth):  argument
152     def sum_with_constructors(self, sum, name, depth):  argument
218     def visitSum(self, sum, name):  argument
342     def visitSum(self, sum, name):  argument
345     def visitProduct(self, sum, name):  argument
351     def visitField(self, sum):  argument
387     def simpleSum(self, sum, name):  argument
405     def complexSum(self, sum, name):  argument
436     def visitAttributeDeclaration(self, a, name, sum=sum):  argument
440     def visitSum(self, sum, name):  argument
466     def visitFieldDeclaration(self, field, name, sum=None, prod=None, depth=0):  argument
488     def visitField(self, field, name, sum=None, prod=None, depth=0):  argument
550     def prototype(self, sum, name):  argument
569     def visitSum(self, sum, name):  argument
903     def visitSum(self, sum, name):  argument
955     def visitSum(self, sum, name):  argument
1017     def visitSum(self, sum, name):  argument
1035     def simpleSum(self, sum, name):  argument