title: Pyplot legend: left alignment of a title
body: <p>I want my legend title to be to the left of labels. How can this be achieved?
  Just to be clear, left alignment of title above the labels is not what I'm asking for. I want the title to be approximately on the same horizontal level as the middle label.
  Instead of this:</p>
  
  <p><a href="https://i.stack.imgur.com/iAFrp.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/iAFrp.png" alt="enter image description here"></a></p>
  
  <p>It should look something like this:</p>
  
  <p><a href="https://i.stack.imgur.com/GiQXQ.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/GiQXQ.png" alt="enter image description here"></a></p>