t (Spark 2.1)
    Keep y/n [y]? y</pre>
     <p>
      That's it! You can now run a Jupyter notebook using Apache Spark and PixieDust.
     </p>
     <p>
      ..note:: You can have more than one kernel for PixieDust. If you want to install a new kernel with a different version of Spark just re-run the installer and choose the appropriate version.
     </p>
    </div>
    <div>
     <h2>
      List Existing Kernels
     </h2>
     <p>
      You can list the existing Jupyter kernels from the command-line by 