title: How to create a stacked barplot in python
body: <p>I have a pandas data frame as follows </p>
  
  <pre><code>        batsman      non_striker  partnershipRuns
  0      SK Raina       A Flintoff               23
  1      SK Raina         DR Smith               90
  2      SK Raina     F du Plessis               36
  3      SK Raina        JA Morkel               14
  10     MS Dhoni    CK Kapugedera               18
  11     MS Dhoni         DJ Bravo               51
  12     MS Dhoni     F du Plessis               27
  13     MS Dhoni        JA Morkel               12
  14     MS Dhoni         JDP Oram                6
  </code></pre>
  
  <p>I am finding it really difficult to create stacked bar plot with either pandas or seaborn. Any help will be appreciated</p>