相关疑难解决方法(0)

>>> import matplotlib
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/usr/local/lib/python2.7/dist-packages/matplotlib/__init__.py", line 123, in <module>
    from . import cbook
ImportError: cannot import name cbook

我找不到解决方案,有人可以帮忙吗？