title: Get the column names of a python numpy array
body: <p>I have a csv data file with a header indicating the column names. </p>
  
  <pre><code>xy   wz  hi kq
  0    10  5  6
  1    2   4  7
  2    5   2  6
  </code></pre>
  
  <p>I run: </p>
  
  <pre><code>X = np.array(pd.read_csv('gbk_X_1.csv').values)
  </code></pre>
  
  <p>I want to get the column names:</p>
  
  <pre><code>['xy', 'wz', 'hi', 'kg']
  </code></pre>
  
  <p>I read this <a href="https://stackoverflow.com/questions/7561017/get-the-column-names-of-a-python-numpy-ndarray?rq=1">post</a> but the solution provides me with None.</p>