由于网速慢或网络中断原因导致keras加载vgg16等模型权重失败，
导致无法使用，对于这个问题的直接解决方法是：删掉下载文件，再重新下载
Github方法：
Windows-weights路径：
C:\Users\你的用户名\.keras\models
Linux-weights路径：
.keras/models/
注意： linux中 带点号的文件都被隐藏了，需要查看hidden文件才能显示
Keras-Github-教程
https://github.com/fchollet/deep-learning-models
原始权重下载地址
https://github.com/fchollet/deep-learning-models/releases
tf模型权重百度云下载地址
http://pan.baidu.com/s/1dE9giOD
VGG16:
WEIGHTS_PATH =
‘https://github.com/fchollet/deep-learning-models/releases/download/v0.1/vgg16_weights_tf_dim_ordering_tf_kernels.h5’
WEIGHTS_PATH_NO_TOP =
‘https://github.com/fchollet/deep-learning-models/releases/download/v0.1/vgg16_weights_tf_dim_ordering_tf_kernels_notop.h5’
VGG19:
TF_WEIGHTS_PATH =
‘https://github.com/fchollet/deep-learning-models/releases/download/v0.4/xception_weights_tf_dim_ordering_tf_kernels.h5’
TF_WEIGHTS_PATH_NO_TOP =
‘https://github.com/fchollet/deep-learning-models/releases/download/v0.4/xception_weights_tf_dim_ordering_tf_kernels_notop.h5’
RESNET50:
WEIGHTS_PATH =
‘https://github.com/fchollet/deep-learning-models/releases/download/v0.2/resnet50_weights_tf_dim_ordering_tf_kernels.h5’
WEIGHTS_PATH_NO_TOP =
‘https://github.com/fchollet/deep-learning-models/releases/download/v0.2/resnet50_weights_tf_dim_ordering_tf_kernels_notop.h5’
INCEPTIONS_V3:
WEIGHTS_PATH =
‘https://github.com/fchollet/deep-learning-models/releases/download/v0.5/inception_v3_weights_tf_dim_ordering_tf_kernels.h5’
WEIGHTS_PATH_NO_TOP =
‘https://github.com/fchollet/deep-learning-models/releases/download/v0.5/inception_v3_weights_tf_dim_ordering_tf_kernels_notop.h5’
XCEPTION:
TF_WEIGHTS_PATH =
‘https://github.com/fchollet/deep-learning-models/releases/download/v0.4/xception_weights_tf_dim_ordering_tf_kernels.h5’
TF_WEIGHTS_PATH_NO_TOP =
‘https://github.com/fchollet/deep-learning-models/releases/download/v0.4/xception_weights_tf_dim_ordering_tf_kernels_notop.h5’
