def parents_exist?(yml, key)
      exists = true
      Array(yml[key]['extends']).each do |parent|
        unless yml.key?(parent)
          exists = false unless
          Squib.logger.error "Processing layout: '#{key}' attempts to extend a missing '#{yml[key]['extends']}'"
        end
      end
      return exists
    end
def parents_exist?(yml, key)
      exists = true
      Array(yml[key]['extends']).each do |parent|
        unless yml.key?(parent)
          exists = false unless
          Squib.logger.error "Processing layout: '#{key}' attempts to extend a missing '#{yml[key]['extends']}'"
        end
      end
      return exists
    end
Checks if we have any absentee parents
 @api private