I get this error on typing this in python command prompt: import matplotlib.pyplot as plt

Traceback (most recent call last):
  File "<pyshell#1>", line 1, in <module>
    import matplotlib.pyplot as plt
  File "/Library/Python/2.7/site-packages/matplotlib-1.3.x-py2.7-macosx-10.8-intel.egg/matplotlib/pyplot.py", line 97, in <module>
    _backend_mod, new_figure_manager, draw_if_interactive, _show = pylab_setup()
  File "/Library/Python/2.7/site-packages/matplotlib-1.3.x-py2.7-macosx-10.8-intel.egg/matplotlib/backends/__init__.py", line 25, in pylab_setup
    globals(),locals(),[backend_name])
  File "/Library/Python/2.7/site-packages/matplotlib-1.3.x-py2.7-macosx-10.8-intel.egg/matplotlib/backends/backend_macosx.py", line 21, in <module>
    from matplotlib.backends import _macosx
ImportError: dlopen(/Library/Python/2.7/site-packages/matplotlib-1.3.x-py2.7-macosx-10.8-intel.egg/matplotlib/backends/_macosx.so, 2): Library not loaded: /System/Library/Frameworks/CoreText.framework/Versions/A/CoreText
  Referenced from: /Library/Python/2.7/site-packages/matplotlib-1.3.x-py2.7-macosx-10.8-intel.egg/matplotlib/backends/_macosx.so
  Reason: image not found

Can someone suggest me, how i can fix this ? I had installed all the packages with this shell script

https://github.com/fonnesbeck/ScipySuperpack

Is there anything that i am missing ? Any additional configuration ?