identifier rubyid_flush'>flush</span>
        <span class='kw'>end</span>
        <span class='id identifier rubyid_o'>o</span> <span class='op'>=</span> <span class='id identifier rubyid_stdout'>stdout</span><span class='period'>.</span><span class='id identifier rubyid_read_nonblock'>read_nonblock</span><span class='lparen'>(</span><span class='int'>10</span><span class='comma'>,</span> <span class='label'>exception:</span> <span class='kw'>false</span><span class='rparen'>)</span>
      <span class='kw'>