title: python, ImportError: No module named mayavi.modules.scalar_cut_plane
body: <p>I get the following error when i try to visualize something on a program that uses mayavi:</p>
  
  <p>CONSOLE OUTPUT:</p>
  
  <pre><code>File "/home/meniwis/syscave/src/python/syscave/gui/flowsim3d.py", line 15, 
  in &lt;module&gt; from mayavi.modules.scalar_cut_plane import ScalarCutPlane
  ImportError: No module named mayavi.modules.scalar_cut_plane
  </code></pre>
  
  <p>Here the file "/home/meniwis/syscave/src/python/syscave/gui/flowsim3d.py :</p>
  
  <pre><code>line 01:import os
  line 02:import sys
  line 03:import sip
  line 04:if sip.getapi('QString') &gt;1:
  line 05:    QString=unicode
  line 06:
  line 07:os.environ['ETS_TOOLKIT'] = 'qt4'
  line 08:
  line 09:import numpy as np
  line 10:from numpy import linspace, pi, cos, sin
  line 11:
  line 12:try:
  line 13:    from enthought.mayavi.modules.scalar_cut_plane import ScalarCutPlane
  line 14:except ImportError:
  line 15:    from mayavi.modules.scalar_cut_plane import ScalarCutPlane
  </code></pre>
  
  <p>I am using:</p>
  
  <pre><code>-Ubuntu 13.10
  -Python 2.7
  -epd-7.3-1-rh5-x86_64, which, as i know, comes with mayavi.
  </code></pre>
  
  <p>Any clue on what could be making the error?</p>
  
  <p>Thank in advance.
  Grettings.</p>