title: numpy vertical array write to text file
body: <p>I have two 5 by 1 vertical array</p>
  
  <pre><code>x = [[1]
       [2]
       [3]
       [4]
       [5]]
  y = [[92]
       [93]
       [94]
       [95]
       [96]]
  </code></pre>
  
  <p>I need to output(belo) in a text file</p>
  
  <pre><code>1 92
  2 93
  3 94
  4 95
  5 96
  </code></pre>
  
  <p>My script looks like this</p>
  
  <pre><code>x= numpy.vstack((z))
  y= numpy.vstack((r))
  numpy.savetxt('fin_lower.dat', ??, fmt='%.4e')
  </code></pre>
  
  <p>any help is appreciated</p>