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[英]ImportError: cannot import name 'MultiOutputMixin' from 'sklearn.base'
[英]Imbalanced-learn: Import Error: cannot import name 'MultiOutputMixin'
我已經重新安裝了最新的 scikit-learn 和不平衡學習。 我還檢查了所有其他庫以確保它們與不平衡學習兼容。
我只想運行一個簡單的RandomOverSample()
,但我收到以下導入錯誤消息:
import imblearn
from imblearn.over_sampling import RandomOverSampler
ros = RandomOverSampler()
X_ros, y_ros = ros.fit_sample(x, y)
錯誤信息:
---------------------------------------------------------------------------
ImportError Traceback (most recent call last)
<ipython-input-122-0bf7409a8688> in <module>
----> 1 import imblearn
2 from imblearn.over_sampling import RandomOverSampler
3
4 ros = RandomOverSampler()
5 X_ros, y_ros = ros.fit_sample(x, y)
~/.local/lib/python3.5/site-packages/imblearn/__init__.py in <module>
32 Module which allowing to create pipeline with scikit-learn estimators.
33 """
---> 34 from . import combine
35 from . import ensemble
36 from . import exceptions
~/.local/lib/python3.5/site-packages/imblearn/combine/__init__.py in <module>
3 """
4
----> 5 from ._smote_enn import SMOTEENN
6 from ._smote_tomek import SMOTETomek
7
~/.local/lib/python3.5/site-packages/imblearn/combine/_smote_enn.py in <module>
8 from sklearn.utils import check_X_y
9
---> 10 from ..base import BaseSampler
11 from ..over_sampling import SMOTE
12 from ..over_sampling.base import BaseOverSampler
~/.local/lib/python3.5/site-packages/imblearn/base.py in <module>
14 from sklearn.utils.multiclass import check_classification_targets
15
---> 16 from .utils import check_sampling_strategy, check_target_type
17 from .utils._validation import ArraysTransformer
18
~/.local/lib/python3.5/site-packages/imblearn/utils/__init__.py in <module>
5 from ._docstring import Substitution
6
----> 7 from ._validation import check_neighbors_object
8 from ._validation import check_target_type
9 from ._validation import check_sampling_strategy
~/.local/lib/python3.5/site-packages/imblearn/utils/_validation.py in <module>
11
12 from sklearn.base import clone
---> 13 from sklearn.neighbors._base import KNeighborsMixin
14 from sklearn.neighbors import NearestNeighbors
15 from sklearn.utils import column_or_1d
~/.local/lib/python3.5/site-packages/sklearn/neighbors/_base.py in <module>
21 from ._ball_tree import BallTree
22 from ._kd_tree import KDTree
---> 23 from ..base import BaseEstimator, MultiOutputMixin
24 from ..metrics import pairwise_distances_chunked
25 from ..metrics.pairwise import PAIRWISE_DISTANCE_FUNCTIONS
ImportError: cannot import name 'MultiOutputMixin'
嘗試打開一個新的 python 控制台或重新啟動 jupyter notebook。 這對我有用。 看起來 imblearn 庫需要重新啟動才能工作。 這里也討論了這個問題。 導入錯誤:無法從“sklearn.base”導入名稱“MultiOutputMixin”
經過一番挖掘,我必須重新安裝到最新的 scikit 學習包。
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