ImportError：DLL 加载失败：找不到指定的过程。 （导入sklearn）

Question

当我导入sklearn 时，它会抛出这个ImportError(DLL load failed: The specified procedure could not be found.)

---------------------------------------------------------------------------
ImportError                               Traceback (most recent call last)
<ipython-input-1-b7c74cbf5af0> in <module>()
----> 1 import sklearn

~\Anaconda3\lib\site-packages\sklearn\__init__.py in <module>()
     62 else:
     63     from . import __check_build
---> 64     from .base import clone
     65     from .utils._show_versions import show_versions
     66 

~\Anaconda3\lib\site-packages\sklearn\base.py in <module>()
     11 from scipy import sparse
     12 from .externals import six
---> 13 from .utils.fixes import signature
     14 from . import __version__
     15 

~\Anaconda3\lib\site-packages\sklearn\utils\__init__.py in <module>()
     11 
     12 from .murmurhash import murmurhash3_32
---> 13 from .validation import (as_float_array,
     14                          assert_all_finite,
     15                          check_random_state, column_or_1d, check_array,

~\Anaconda3\lib\site-packages\sklearn\utils\validation.py in <module>()
     20 
     21 from ..externals import six
---> 22 from ..utils.fixes import signature
     23 from .. import get_config as _get_config
     24 from ..exceptions import NonBLASDotWarning

~\Anaconda3\lib\site-packages\sklearn\utils\fixes.py in <module>()
     81             return stats.boxcox(x, lmbda)
     82 else:
---> 83     from scipy.special import boxcox  # noqa
     84 
     85 

~\Anaconda3\lib\site-packages\scipy\special\__init__.py in <module>()
    638 from .sf_error import SpecialFunctionWarning, SpecialFunctionError
    639 
--> 640 from ._ufuncs import *
    641 
    642 from .basic import *

ImportError: DLL load failed: The specified procedure could not be found.

Answer 1

如果您已经工作安装了 numpy 和 scipy，然后执行以下操作：

pip install -U scikit-learn

否则：

conda install scikit-learn

最后检查更新：

conda update pip