    # File lib/fog/aws/emr.rb, line 65
            def initialize(options={})
              @use_iam_profile = options[:use_iam_profile]
              setup_credentials(options)
              @connection_options     = options[:connection_options] || {}

              options[:region] ||= 'us-east-1'
              @host = options[:host] || "elasticmapreduce.#{options[:region]}.amazonaws.com"
              @path       = options[:path]        || '/'
              @persistent = options[:persistent]  || false
              @port       = options[:port]        || 443
              @scheme     = options[:scheme]      || 'https'
              @connection = Fog::Connection.new("#{@scheme}://#{@host}:#{@port}#{@path}", @persistent, @connection_options)
              @region = options[:region]
            end