问题解决：ImportError: cannot import name '_ccallback_c'

问题：出现以下错误

Traceback (most recent call last):
  File "C:\Users\joesh\Desktop\Python\Machine Learning\1st tutorial.py", line 4, in 
    from sklearn import preprocessing, cross_validation, svm
  File "C:\Users\joesh\Desktop\Python\lib\site-packages\sklearn\__init__.py", line 134, in 
    from .base import clone
  File "C:\Users\joesh\Desktop\Python\lib\site-packages\sklearn\base.py", line 10, in 
    from scipy import sparse
  File "C:\Users\joesh\Desktop\Python\lib\site-packages\scipy\__init__.py", line 118, in 
    from scipy._lib._ccallback import LowLevelCallable
  File "C:\Users\joesh\Desktop\Python\lib\site-packages\scipy\_lib\_ccallback.py", line 1, in 
    from . import _ccallback_c
ImportError: cannot import name '_ccallback_c'

解决方法：

 

将出问题的模块卸载后重新安装，如文中出问题的是scipy，只需要pip uninstall scipy；然后在pip install scipy安装scipy模块，这样问题就能解决