这是我从sklearn导入预处理，cross_validation，svm执行时得到的错误

Question

Traceback (most recent call last): 
    File "C:/Python27/12.py", line 4, in <module> 
    from sklearn import preprocessing, cross_validation, svm 
    File "C:\Python27\lib\site-packages\sklearn\__init__.py", line 57, in <module> 
    from .base import clone 
    File "C:\Python27\lib\site-packages\sklearn\base.py", line 10, in <module> 
    from scipy import sparse 
ImportError: No module named scipy 

请帮我解决这个问题。

Answer 1

使用安装这个包：

easy_install scipy 

或

sudo apt-get install python-scipy 

或

pip install scipy 

或

conda install scikit-learn 

和如果您使用的是Windows，请参考：

https://stackoverflow.com/a/39577864/6633975

https://stackoverflow.com/a/32064281/6633975