title: Why doesn't numpy 1.14 support savetxt for array with dimension more than 2, while 1.13 seems to support that?
body: <p>This difference can be seen in the documentation.</p>
  <p><a href="https://docs.scipy.org/doc/numpy-1.13.0/reference/generated/numpy.savetxt.html" rel="nofollow noreferrer"><strong>1.13 docs</strong></a>:</p>
  <blockquote>
  <p><code>X</code> : array_like</p>
  </blockquote>
  <p><a href="https://docs.scipy.org/doc/numpy-1.14.0/reference/generated/numpy.savetxt.html" rel="nofollow noreferrer"><strong>1.14 docs</strong></a>:</p>
  <blockquote>
  <p><code>X</code> : 1D or 2D array_like</p>
  <p>Data to be saved to a text file.</p>
  </blockquote>