I was download the model file first. when I run demo.py get message like this:
I1017 11:02:41.250684 40048 net.cpp:131] Top shape: 1 2 126 14 (3528)
I1017 11:02:41.250689 40048 net.cpp:139] Memory required for data: 117482412
I1017 11:02:41.250692 40048 layer_factory.hpp:77] Creating layer rpn_cls_prob_reshape
I1017 11:02:41.250699 40048 net.cpp:86] Creating Layer rpn_cls_prob_reshape
I1017 11:02:41.250704 40048 net.cpp:408] rpn_cls_prob_reshape <- rpn_cls_prob
I1017 11:02:41.250713 40048 net.cpp:382] rpn_cls_prob_reshape -> rpn_cls_prob_reshape
I1017 11:02:41.250741 40048 net.cpp:124] Setting up rpn_cls_prob_reshape
I1017 11:02:41.250747 40048 net.cpp:131] Top shape: 1 18 14 14 (3528)
I1017 11:02:41.250751 40048 net.cpp:139] Memory required for data: 117496524
I1017 11:02:41.250756 40048 layer_factory.hpp:77] Creating layer proposal
F1017 11:02:41.250799 40048 layer_factory.hpp:81] Check failed: registry.count(type) == 1 (0 vs. 1) Unknown layer type: Python (known types: AbsVal, Accuracy, ArgMax, BNLL, BatchNorm, BatchReindex, Bias, BoxAnnotatorOHEM, Concat, ContrastiveLoss, Convolution, Crop, Data, Deconvolution, Dropout, DummyData, ELU, Eltwise, Embed, EuclideanLoss, Exp, Filter, Flatten, HDF5Data, HDF5Output, HingeLoss, Im2col, ImageData, InfogainLoss, InnerProduct, InnerProductBlob, Input, LRN, LSTM, LSTMUnit, Log, MVN, MemoryData, MultinomialLogisticLoss, PReLU, PSROIPooling, Parameter, Pooling, Power, RNN, ROIPooling, ReLU, Reduction, Reshape, SPP, Scale, Sigmoid, SigmoidCrossEntropyLoss, Silence, Slice, SmoothL1Loss, SmoothL1LossOHEM, Softmax, SoftmaxWithLoss, SoftmaxWithLossOHEM, Split, TanH, Threshold, Tile, WindowData)
*** Check failure stack trace: ***
Aborted (core dumped)