Traceback (most recent call last):


 "model_selection/tests/test_search.py", line 46, in <module>

from sklearn.model_selection import NestedCV_GridSearch
ImportError: cannot import name 'NestedCV_GridSearch' from 'sklearn.model_selection' (/anaconda3/lib/python3.7/site-packages/sklearn/model_selection/__init__.py)


Traceback (most recent call last):


 "<string>", line 1, in <module>


 "/tmp/pip-install-g8se99n7/MarkupSafe/setup.py", line 6, in <module>

from setuptools import setup, Extension, Feature

ImportError: cannot import name 'Feature'
