安装keras
:~/PycharmProjects$ pip install -i https://pypi.tuna.tsinghua.edu.cn/simple keras
Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple
Collecting keras
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/44/e1/dc0757b20b56c980b5553c1b5c4c32d378c7055ab7bfa92006801ad359ab/Keras-2.4.3-py2.py3-none-any.whl
Requirement already satisfied: numpy>=1.9.1 in /home/ubaba/.local/lib/python3.7/site-packages (from keras) (1.18.1)
Requirement already satisfied: scipy>=0.14 in /home/ubaba/.local/lib/python3.7/site-packages (from keras) (1.4.1)
Requirement already satisfied: pyyaml in /usr/lib/python3/dist-packages (from keras) (5.1.2)
Requirement already satisfied: h5py in /home/ubaba/.local/lib/python3.7/site-packages (from keras) (3.1.0)
Requirement already satisfied: cached-property; python_version < "3.8" in /home/ubaba/.local/lib/python3.7/site-packages (from h5py->keras) (1.5.2)
Installing collected packages: keras
Successfully installed keras-2.4.3
运行.py文件报错信息
ImportError: Keras requires TensorFlow 2.2 or higher. Install TensorFlow via `pip install tensorflow`
keras版本过高，我的是Tensorflow 1.14，因此要安装Keras 2.2.5
| Tensorflow版本 | Keras版本 |
|---|---|
| Tensorflow 2.1 Tensorflow 2.0 Tensorflow 1.15 |
Keras 2.3.1 |
| Tensorflow 1.14 | Keras 2.2.5 |
| Tensorflow 1.13 Tensorflow 1.12 Tensorflow 1.11 |
Keras 2.2.4 |
| Tensorflow 1.10 Tensorflow 1.9 |
Keras 2.2.0 |
| Tensorflow 1.8 Tensorflow 1.7 Tensorflow 1.5 |
Keras 2.1.6 |
| Tensorflow 1.4 | Keras 2.0.8 |
| Tensorflow 1.3 Tensorflow 1.2 Tensorflow 1.1 Tensorflow 1.0 |
Keras 2.0.6 |
| Tensorflow 0.12 | Keras 1.2.2 |
:~/PycharmProjects$ pip install -i https://pypi.tuna.tsinghua.edu.cn/simple keras==2.2.5
Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple
Collecting keras==2.2.5
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/f8/ba/2d058dcf1b85b9c212cc58264c98a4a7dd92c989b798823cc5690d062bb2/Keras-2.2.5-py2.py3-none-any.whl (336kB)
100% |████████████████████████████████| 337kB 2.3MB/s
Requirement already satisfied: numpy>=1.9.1 in /home/ubaba/.local/lib/python3.7/site-packages (from keras==2.2.5) (1.18.1)
Requirement already satisfied: six>=1.9.0 in /usr/lib/python3/dist-packages (from keras==2.2.5) (1.12.0)
Requirement already satisfied: keras-applications>=1.0.8 in /home/ubaba/.local/lib/python3.7/site-packages (from keras==2.2.5) (1.0.8)
Requirement already satisfied: h5py in /home/ubaba/.local/lib/python3.7/site-packages (from keras==2.2.5) (3.1.0)
Requirement already satisfied: keras-preprocessing>=1.1.0 in /home/ubaba/.local/lib/python3.7/site-packages (from keras==2.2.5) (1.1.2)
Requirement already satisfied: scipy>=0.14 in /home/ubaba/.local/lib/python3.7/site-packages (from keras==2.2.5) (1.4.1)
Requirement already satisfied: pyyaml in /usr/lib/python3/dist-packages (from keras==2.2.5) (5.1.2)
Requirement already satisfied: cached-property; python_version < "3.8" in /home/ubaba/.local/lib/python3.7/site-packages (from h5py->keras==2.2.5) (1.5.2)
Installing collected packages: keras
Found existing installation: Keras 2.4.3
Uninstalling Keras-2.4.3:
Successfully uninstalled Keras-2.4.3
Successfully installed keras-2.2.5