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040000 tree f361e971b3c8deea918ebd909a45e7f92041a75c	ndnvideo
040000 tree 03678c0573fadf05c0afc83701e471177d199922	ndnx-trace
040000 tree fa037a064792a8bd251854749961fcaee003b1b2	ndnx
040000 tree 4fad440ff9e5e148c586968d6c8893b64e2cce3d	py-ndn
040000 tree fe41fe943994294ea16d3586663f70298431b5da	py-pyccn