func (u *URL) WithSeries(series string) *URL {
	urlCopy := *u
	urlCopy.Series = series
	return &urlCopy
}
// WithSeries returns a URL equivalent to url but with Series set
// to series.
WithSeries returns a URL equivalent to url but with Series set
to series.
// WithSeries returns a URL equivalent to url but with Series set // to series .
func (u *URL) WithSeries(series string) *URL {
	urlCopy := *u
	urlCopy.Series = series
	return &urlCopy
}
func ( u * URL ) WithSeries ( series string ) * URL { urlCopy := * u urlCopy . Series = series return & urlCopy }
WithSeries returns a URL equivalent to url but with Series set
to series.
WithSeries returns a URL equivalent to url but with Series set to series .