我正在尝试学习如何使用iPython笔记本，并且遇到导入numpy或matplotlib的问题。当我尝试将单元格作为
时import matplotlib.pyplot as plt
import numpy as np
并按shift + enter：我返回错误：
---------------------------------------------------------------------------
ImportError Traceback (most recent call last)
<ipython-input-11-deb84735ddff> in <module>()
----> 1 import matplotlib.pyplot as plt
2 import numpy as np
/Users/jakehuneau/Library/Enthought/Canopy_64bit/User/lib/python2.7/site-packages/matplotlib/__init__.py in <module>()
177 # cbook must import matplotlib only within function
178 # definitions, so it is safe to import from it here.
--> 179 from matplotlib.cbook import is_string_like
180 from matplotlib.compat import subprocess
181
/Users/jakehuneau/Library/Enthought/Canopy_64bit/User/lib/python2.7/site-packages/matplotlib/cbook.py in <module>()
30 from weakref import ref, WeakKeyDictionary
31
---> 32 import numpy as np
33 import numpy.ma as ma
34
/Users/jakehuneau/Library/Enthought/Canopy_64bit/User/lib/python2.7/site-packages/numpy/__init__.py in <module>()
166 return loader(*packages, **options)
167
--> 168 from . import add_newdocs
169 __all__ = ['add_newdocs', 'ModuleDeprecationWarning']
170
/Users/jakehuneau/Library/Enthought/Canopy_64bit/User/lib/python2.7/site-packages/numpy/add_newdocs.py in <module>()
11 from __future__ import division, absolute_import, print_function
12
---> 13 from numpy.lib import add_newdoc
14
15 ###############################################################################
/Users/jakehuneau/Library/Enthought/Canopy_64bit/User/lib/python2.7/site-packages/numpy/lib/__init__.py in <module>()
15 from .ufunclike import *
16
---> 17 from . import scimath as emath
18 from .polynomial import *
19 #import convertcode
ImportError: cannot import name scimath
为什么会发生这种情况，我该如何解决？