yt can't find sip

(yt-x86_64)gjman@thestig:~$ iyt
/home/gjman/yt/yt-x86_64/lib/python2.7/site-packages/matplotlib-1.3.0-py2.7-linux-x86_64.egg/matplotlib/__init__.py:727: UserWarning: Found matplotlib configuration in ~/.matplotlib/. To conform with the XDG base directory standard, this configuration location has been deprecated on Linux, and the new location is now '/home/gjman/.config'/matplotlib/. Please move your configuration there to ensure that matplotlib will continue to find it in the future.
  _get_xdg_config_dir())
Traceback (most recent call last):
  File "/home/gjman/yt/yt-x86_64/bin/iyt", line 7, in <module>
    execfile(__file__)
  File "/home/gjman/yt/yt-x86_64/src/yt-hg/scripts/iyt", line 57, in <module>
    if "DISPLAY" in os.environ: ip_shell.enable_pylab(import_all=False)
  File "/home/gjman/yt/yt-x86_64/lib/python2.7/site-packages/IPython/core/interactiveshell.py", line 2920, in enable_pylab
    gui, backend = self.enable_matplotlib(gui)
  File "/home/gjman/yt/yt-x86_64/lib/python2.7/site-packages/IPython/core/interactiveshell.py", line 2881, in enable_matplotlib
    pt.activate_matplotlib(backend)
  File "/home/gjman/yt/yt-x86_64/lib/python2.7/site-packages/IPython/core/pylabtools.py", line 242, in activate_matplotlib
    import matplotlib.pyplot
  File "/home/gjman/yt/yt-x86_64/lib/python2.7/site-packages/matplotlib-1.3.0-py2.7-linux-x86_64.egg/matplotlib/pyplot.py", line 98, in <module>
    _backend_mod, new_figure_manager, draw_if_interactive, _show = pylab_setup()
  File "/home/gjman/yt/yt-x86_64/lib/python2.7/site-packages/matplotlib-1.3.0-py2.7-linux-x86_64.egg/matplotlib/backends/__init__.py", line 25, in pylab_setup
    globals(),locals(),[backend_name])
  File "/home/gjman/yt/yt-x86_64/lib/python2.7/site-packages/matplotlib-1.3.0-py2.7-linux-x86_64.egg/matplotlib/backends/backend_qt4agg.py", line 13, in <module>
    from backend_qt4 import QtCore, QtGui, FigureManagerQT, FigureCanvasQT,\
  File "/home/gjman/yt/yt-x86_64/lib/python2.7/site-packages/matplotlib-1.3.0-py2.7-linux-x86_64.egg/matplotlib/backends/backend_qt4.py", line 25, in <module>
    from qt4_compat import QtCore, QtGui, _getSaveFileName, __version__
  File "/home/gjman/yt/yt-x86_64/lib/python2.7/site-packages/matplotlib-1.3.0-py2.7-linux-x86_64.egg/matplotlib/backends/qt4_compat.py", line 36, in <module>
    import sip
ImportError: No module named sip