title: How do I add python3 kernel to jupyter (IPython)
body: <p>My <code>Jupyter</code> notebooks installed with <code>python 2</code> kernel. I do not understand why. I might have messed something up when I did the install. I already have <code>python 3</code>  installed. How can I add it to <code>Jupyter</code>?
  Here's a screenshot of what the default <code>Jupyter</code> insalled with <code>python3 -m install jupyter</code> and opened in the browser with <code>jupyter notebook</code>looks like:
  <a href="https://i.stack.imgur.com/BgGiR.png" rel="noreferrer"><img src="https://i.stack.imgur.com/BgGiR.png" alt="enter image description here"></a></p>