class Pagy::Calendar

def label_for(page, opts = {})

The label for any page (it can pass along the I18n gem opts when it's used with the i18n extra) 
def label_for(page, opts = {})
  opts[:format] ||= @vars[:format]
  localize(starting_time_for(page.to_i), opts)  # page could be a string
end