code: func (self *MapTypeDef) Init() *MapTypeDef {
  	if self.Keys == "" {
  		self.Keys = "String"
  	}
  	if self.Items == "" {
  		self.Items = "Any"
  	}
  	return self
  }
docs: //
  // Init - sets up the instance according to its default field values, if any
  //