我安装了anaconda。运行python 2.7。我已经卸载，重新安装和升级numpy到1.11.0，卸载并重新安装了pandas，当我尝试导入numpy时我仍然得到这个回溯：
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/Users/nicole/anaconda/lib/python2.7/site-packages/numpy-1.11.0-py2.7-macosx-10.5-x86_64.egg/numpy/__init__.py", line 180, in <module>
from . import add_newdocs
File "/Users/nicole/anaconda/lib/python2.7/site-packages/numpy-1.11.0-py2.7-macosx-10.5-x86_64.egg/numpy/add_newdocs.py", line 13, in <module>
from numpy.lib import add_newdoc
File "/Users/nicole/anaconda/lib/python2.7/site-packages/numpy-1.11.0-py2.7-macosx-10.5-x86_64.egg/numpy/lib/__init__.py", line 8, in <module>
from .type_check import *
File "/Users/nicole/anaconda/lib/python2.7/site-packages/numpy-1.11.0-py2.7-macosx-10.5-x86_64.egg/numpy/lib/type_check.py", line 11, in <module>
import numpy.core.numeric as _nx
File "/Users/nicole/anaconda/lib/python2.7/site-packages/numpy-1.11.0-py2.7-macosx-10.5-x86_64.egg/numpy/core/__init__.py", line 58, in <module>
from numpy.testing.nosetester import _numpy_tester
File "/Users/nicole/anaconda/lib/python2.7/site-packages/numpy-1.11.0-py2.7-macosx-10.5-x86_64.egg/numpy/testing/__init__.py", line 12, in <module>
from . import decorators as dec
File "/Users/nicole/anaconda/lib/python2.7/site-packages/numpy-1.11.0-py2.7-macosx-10.5-x86_64.egg/numpy/testing/decorators.py", line 21, in <module>
from .utils import SkipTest
File "/Users/nicole/anaconda/lib/python2.7/site-packages/numpy-1.11.0-py2.7-macosx-10.5-x86_64.egg/numpy/testing/utils.py", line 15, in <module>
from tempfile import mkdtemp, mkstemp
File "/Users/nicole/anaconda/lib/python2.7/tempfile.py", line 35, in <module>
from random import Random as _Random
File "random/__init__.py", line 99, in <module>
from .mtrand import *
File "numpy.pxd", line 92, in init mtrand (numpy/random/mtrand/mtrand.c:37726)
昨晚工作正常，这真令人沮丧。感谢您的任何见解。