load (WWW::Mechanize::CookieJar)

    # File lib/www/mechanize/cookie_jar.rb, line 88
          def load(file, format = :yaml)
            @jar = ::File.open(file) { |f|
              case format
              when :yaml then
                YAML::load(f)
              when :cookiestxt then
                load_cookiestxt(f)
              else
                raise "Unknown cookie jar file format"
              end
            }
          end