我使用的是Oracle Linux 7.7，我使用yum（epel repos）安装了python3.6。然后我安装了tensorflow 1.5（因为如果它更新了，我会把核心转储掉）和keras。如果我导入了tensorflow，我什么也得不到。但是当我进口keras的时候，

ImportError: cannot import name 'tf_utils'

以下是完整的输出：

$ python
Python 3.6.8 (default, Aug  7 2019, 08:02:28) 
[GCC 4.8.5 20150623 (Red Hat 4.8.5-39.0.1)] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import tensorflow
>>> import keras
Using TensorFlow backend.
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/home/reyhan/project/.virtualenvs/keras_tf/lib/python3.6/site-packages/keras/__init__.py", line 3, in <module>
from . import utils
  File "/home/reyhan/project/.virtualenvs/keras_tf/lib/python3.6/site-packages/keras/utils/__init__.py", line 6, in <module>
from . import conv_utils
  File "/home/reyhan/project/.virtualenvs/keras_tf/lib/python3.6/site-packages/keras/utils/conv_utils.py", line 9, in <module>
from .. import backend as K
  File "/home/reyhan/project/.virtualenvs/keras_tf/lib/python3.6/site-packages/keras/backend/__init__.py", line 1, in <module>
from .load_backend import epsilon
  File "/home/reyhan/project/.virtualenvs/keras_tf/lib/python3.6/site-packages/keras/backend/load_backend.py", line 90, in <module>
from .tensorflow_backend import *
  File "/home/reyhan/project/.virtualenvs/keras_tf/lib/python3.6/site-packages/keras/backend/tensorflow_backend.py", line 13, in <module>
from tensorflow.python.keras.utils import tf_utils
ImportError: cannot import name 'tf_utils'

我以前使用python 3.6，从源代码构建它，keras工作得很好，但是因为我不能为pyplot安装tkinter，所以我卸载了它，使用yum的。