title: How to change the point size for regplot(), seaborn's scatter plot function (python)
body: <p>I want to be able to set the point size when plotting like this:</p>
  
  <pre><code>sns.regplot(y=[1,3,4,2,5], x=[range(5)], data=df,
              marker='o', color='red')
  plt.show()
  </code></pre>
  
  <p>Do you guys know how?</p>