title: Funnel plot in Pandas
body: <p>Is there a way to create a <a href="https://en.wikipedia.org/wiki/Funnel_plot" rel="noreferrer">funnel plot</a> in Python using Pandas? The <a href="http://pandas.pydata.org/pandas-docs/stable/visualization.html" rel="noreferrer">documentation</a> does not seem to have something relevant. </p>