func (s *Series) GetInterval() int {
	if s == nil || s.Interval == nil {
		return 0
	}
	return *s.Interval
}
func (s *Series) GetInterval() int {
	if s == nil || s.Interval == nil {
		return 0
	}
	return *s.Interval
}
// GetInterval returns the Interval field if non-nil, zero value otherwise.