Even if does compile and install successfully (see the log below), the libgraph_tool_search module does not recognize the moastar_search (see picture below). Just to let you know, I have clear the previous make and uninstalled graph-tool, then restarted the operation. The new installation in __init__.py at (/usr/lib/python2.7/dist-packages/graph_tool/search) contains the changes I have done. such: /__all__ = ["bfs_search", "BFSVisitor", "dfs_search", "DFSVisitor", "dijkstra_search", "DijkstraVisitor", "bellman_ford_search", "BellmanFordVisitor", "astar_search", "AStarVisitor", "StopSearch", "moastar_search", "MOAStarVisitor"]/ Something is missing and I am not aware of it. What do you think ? * LOG ---------------------------------------------------------------------- /bin/mkdir -p '/usr/lib/python2.7/dist-packages/graph_tool/include/layout' /usr/bin/install -c -m 644 graph_arf.hh graph_sfdp.hh '/usr/lib/python2.7/dist-packages/graph_tool/include/layout' make[4]: Leaving directory `/home/htm/camp/graph-tool/src/graph/layout' make[3]: Leaving directory `/home/htm/camp/graph-tool/src/graph/layout' Making install in search make[3]: Entering directory `/home/htm/camp/graph-tool/src/graph/search' CXX graph_bfs.lo CXX graph_dfs.lo CXX graph_dijkstra.lo CXX graph_bellman_ford.lo CXX graph_astar.lo CXX graph_astar_implicit.lo CXX graph_search_bind.lo CXX graph_moastar.lo CXX graph_moastar_implicit.lo CXXLD libgraph_tool_search.la make[4]: Entering directory `/home/htm/camp/graph-tool/src/graph/search' make[4]: Nothing to be done for `install-exec-am'. /bin/mkdir -p '/usr/lib/python2.7/dist-packages/graph_tool/search' /bin/bash ../../../libtool --mode=install /usr/bin/install -c libgraph_tool_search.la '/usr/lib/python2.7/dist-packages/graph_tool/search' libtool: install: /usr/bin/install -c .libs/libgraph_tool_search.so /usr/lib/python2.7/dist-packages/graph_tool/search/libgraph_tool_search.so libtool: install: /usr/bin/install -c .libs/libgraph_tool_search.lai /usr/lib/python2.7/dist-packages/graph_tool/search/libgraph_tool_search.la libtool: finish: PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/sbin" ldconfig -n /usr/lib/python2.7/dist-packages/graph_tool/search ---------------------------------------------------------------------- Libraries have been installed in: /usr/lib/python2.7/dist-packages/graph_tool/search* PICTURE <http://main-discussion-list-for-the-graph-tool-project.982480.n3.nabble.com/file/n4026078/moastar.jpg> -- View this message in context: http://main-discussion-list-for-the-graph-tool-project.982480.n3.nabble.com/... Sent from the Main discussion list for the graph-tool project mailing list archive at Nabble.com.