title: Adding Three subplots on Matplotlib 1 one on top pf the other
body: <p>I am trying to make a graphing interface with 3 different graphs one on top of the other.
  i have so far</p>
  
  <pre><code>plt.subplot(2,1,1)
  </code></pre>
  
  <p>the top one</p>
  
  <pre><code>plt.subplot(2,1,2)
  </code></pre>
  
  <p>the second one</p>
  
  <pre><code>plt.subplot(2,1,3)
  </code></pre>
  
  <p>supposed to be the third one but keeps giving error</p>