title: Creating pandas dataframe from a list of strings
body: <p>I have the foll. list:</p>
  
  <pre><code>list_vals = ['col_a col_B col_C', '12.0 34.0 10.0', '15.0 111.0 23']
  </code></pre>
  
  <p>How can I convert it into a pandas dataframe?</p>
  
  <p>I can start like this:</p>
  
  <pre><code>df = pd.DataFrame(columns=list_vals[0].split())
  </code></pre>
  
  <p>Is there a way to populate rest of dataframe?</p>