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ImportError: cannot import name 'enable_halving_search_cv' from 'sklearn.experimental' (C:\Users\Administrator\anaconda3\lib\site-packages\sklearn\experimental\init.py)

See original GitHub issue

Describe the bug

Cannot import enable_halving_search_cv from sklearn as documented in sklearn manual.

Steps/Code to Reproduce

Example:

from sklearn.experimental import enable_halving_search_cv
from sklearn.model_selection import HalvingRandomSearchCV

Actual Results

ImportError: cannot import name 'enable_halving_search_cv' from 'sklearn.experimental' (C:\Users\Administrator\anaconda3\lib\site-packages\sklearn\experimental\__init__.py)

Versions

System: python: 3.8.5 (default, Sep 3 2020, 21:29:08) [MSC v.1916 64 bit (AMD64)] executable: C:\Users\Administrator\anaconda3\python.exe machine: Windows-10-10.0.18362-SP0

Python dependencies: pip: 20.2.4 setuptools: 50.3.1.post20201107 sklearn: 0.23.2 numpy: 1.19.2 scipy: 1.5.2 Cython: 0.29.21 pandas: 1.1.3 matplotlib: 3.3.2 joblib: 0.17.0 threadpoolctl: 2.1.0

Built with OpenMP: True

Issue Analytics

State:
Created 3 years ago
Comments:6 (2 by maintainers)

Top GitHub Comments

2reactions

TDHTTTTcommented, Dec 6, 2021

@mridunanda Make sure you have this line before importing. That was the issue for me. from sklearn.experimental import enable_halving_search_cv

2reactions

glemaitrecommented, Jan 8, 2021

You need to update scikit-learn 0.24 using pip or conda-forge.

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