我正在使用 Python 2.7 和 Jupyter Notebook 进行一些基本的机器学习。我正在按照本教程进行操作:
http://machinelearningmastery.com/regression-tutorial-keras-deep-learning-library-python/ http://machinelearningmastery.com/regression-tutorial-keras-deep-learning-library-python/
我只是尝试从 Keras 导入不同的内容,以便运行本教程。具体来说,我这样做:
from keras.models import Sequential
from keras.layers import Dense
from keras.wrappers.scikit_learn import KerasRegressor
from sklearn.model_selection import cross_val_score
from sklearn.model_selection import KFold
from sklearn.preprocessing import StandardScaler
from sklearn.pipeline import Pipeline
它在第一次导入时卡住了,给了我一个回溯:
---------------------------------------------------------------------------
ImportError Traceback (most recent call last)
<ipython-input-28-aae66d0fdaee> in <module>()
----> 1 from keras.models import Sequential
2 from keras.layers import Dense
3 from keras.wrappers.scikit_learn import KerasRegressor
4 from sklearn.model_selection import cross_val_score
5 from sklearn.model_selection import KFold
/Users/newscred/anaconda/lib/python2.7/site-packages/keras/__init__.py in <module>()
1 from __future__ import absolute_import
2
----> 3 from . import utils
4 from . import activations
5 from . import applications
/Users/newscred/anaconda/lib/python2.7/site-packages/keras/utils/__init__.py in <module>()
1 from __future__ import absolute_import
----> 2 from . import np_utils
3 from . import generic_utils
4 from . import data_utils
5 from . import io_utils
ImportError: cannot import name np_utils
我用谷歌搜索了一下,但似乎找不到为什么我会遇到这个问题/如何解决。有任何想法吗?
Thanks!
该教程写于 2016 年 6 月 9 日。Keras 2 于 2017 年 3 月发布。尝试安装旧版本,使用pip install keras==1.2.2
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