import matplotlib.pyplot errors

In [1]: import matplotlib.pyplot as plt

···

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ImportError Traceback (most recent call last)

/Users/ibook/Downloads/<ipython console> in <module>()

/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/pyplot.py
in <module>()
     21 from matplotlib.cbook import dedent, silent_list, is_string_like,
is_numlike
     22 from matplotlib import docstring
---> 23 from matplotlib.figure import Figure, figaspect
     24 from matplotlib.backend_bases import FigureCanvasBase
     25 from matplotlib.image import imread as _imread

/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/figure.py
in <module>()
     14 import numpy as np
     15
---> 16 import artist
     17 from artist import Artist, allow_rasterization
     18 from axes import Axes, SubplotBase, subplot_class_factory

/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/artist.py
in <module>()
      4 import matplotlib.cbook as cbook
      5 from matplotlib import docstring, rcParams
----> 6 from transforms import Bbox, IdentityTransform, TransformedBbox,
TransformedPath
      7 from path import Path
      8

/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/transforms.py
in <module>()
     32 import numpy as np
     33 from numpy import ma
---> 34 from matplotlib._path import affine_transform
     35 from numpy.linalg import inv
     36

ImportError:
dlopen(/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/_path.so,
2): no suitable image found. Did find:
/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/_path.so:
no matching architecture in universal wrapper