我正在使用python 2.7在Mac上工作。
每当我试图安装scikit-image时
用于安装的命令：sudo pip install scikit-image，我收到以下错误：
Requirement already satisfied: python-dateutil in /System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python (from matplotlib>=1.3.1->scikit-image) (1.5)
Requirement already satisfied: tornado in /Library/Python/2.7/site-packages (from matplotlib>=1.3.1->scikit-image) (5.0.2)
Requirement already satisfied: pyparsing>=1.5.6 in /System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python (from matplotlib>=1.3.1->scikit-image) (2.0.1)
Requirement already satisfied: nose in /Library/Python/2.7/site-packages (from matplotlib>=1.3.1->scikit-image) (1.3.7)
Requirement already satisfied: futures in /Library/Python/2.7/site-packages (from tornado->matplotlib>=1.3.1->scikit-image) (3.2.0)
Requirement already satisfied: singledispatch in /Library/Python/2.7/site-packages (from tornado->matplotlib>=1.3.1->scikit-image) (3.4.0.3)
Requirement already satisfied: backports_abc>=0.4 in /Library/Python/2.7/site-packages (from tornado->matplotlib>=1.3.1->scikit-image) (0.5)
Installing collected packages: numpy, PyWavelets, scipy, six, decorator, networkx, scikit-image
Found existing installation: numpy 1.8.0rc1
Cannot uninstall 'numpy'. It is a distutils installed project and thus we cannot accurately determine which files belong to it which would lead to only a partial uninstall.