ImportError: Need nose

import numpy;numpy.test()

Running unit tests for numpy

Traceback (most recent call last):

File "", line 1, in 

File "/usr/lib/python2.7/site-packages/numpy/testing/nosetester.py", line 326, in test
self._show_system_info()

File "/usr/lib/python2.7/site-packages/numpy/testing/nosetester.py", line 187, in _show_system_info

nose = import_nose()

File "/usr/lib/python2.7/site-packages/numpy/testing/nosetester.py", line 69, in import_nose
raise ImportError(msg)

ImportError: Need nose >= 0.10.0 for tests - see http://somethingaboutorange.com/mrl/projects/nose

安装 pip

mac默认是不带pip的：

sudo easy_install pip    

安装nose

最好用easy_install：

sudo easy_install nose    

别用pip，我用pip装出各种问题

terminal退出phthon命令：

quit()    

or

Control + D    

安装matplotlib

sudo pip install matplotlib