title: log scale in python pylab is making y label go off the edge
body: <p>In other plots it just does 10^-1, 10^-2 etc, but this has this 8x10^-1 etc,</p>
  
  <p>Can we force it to make it 10^-1,10^-2 etc without the leading multiplier stuff? I've just been using <code>plt.yscale('log')</code>
  <a href="https://i.stack.imgur.com/DsByo.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/DsByo.png" alt="enter image description here"></a></p>