update reticula and bind spans correctly

Author: arashbm

CMakeLists.txt

@@ -9,7 +9,7 @@ include(FetchContent)
 FetchContent_Declare(
   reticula
   GIT_REPOSITORY https://github.com/reticula-network/reticula.git
-  GIT_TAG 3b55f7780fc8fbe91605a85b7b72dd7055131216)
+  GIT_TAG 15b3ad5057c0e89ef6fb619677496f8d1a7e0992)
 
 FetchContent_Declare(
   fmt

src/implicit_event_graphs.cpp

@@ -36,14 +36,20 @@ struct declare_implicit_event_graph_class {
           "temporal_network"_a, "temporal_adjacency"_a,
           nb::call_guard<nb::gil_scoped_release>())
       .def("events_cause",
-          &Net::events_cause,
-          nb::call_guard<nb::gil_scoped_release>())
+           [](const Net& self) {
+             auto edges = self.events_cause();
+             return std::vector<EdgeT>(edges.begin(), edges.end());
+           }, nb::call_guard<nb::gil_scoped_release>())
       .def("events_effect",
-          &Net::events_effect,
-          nb::call_guard<nb::gil_scoped_release>())
+           [](const Net& self) {
+             auto edges = self.events_effect();
+             return std::vector<EdgeT>(edges.begin(), edges.end());
+           }, nb::call_guard<nb::gil_scoped_release>())
       .def("temporal_net_vertices",
-          &Net::temporal_net_vertices,
-          nb::call_guard<nb::gil_scoped_release>())
+           [](const Net& self) {
+             auto verts = self.temporal_net_vertices();
+             return std::vector<typename Net::VertexType>(verts.begin(), verts.end());
+           }, nb::call_guard<nb::gil_scoped_release>())
       .def("temporal_adjacency",
           &Net::temporal_adjacency,
           nb::call_guard<nb::gil_scoped_release>())

src/networks.cpp

@@ -33,17 +33,25 @@ struct declare_network_class {
           "edges"_a, "verts"_a,
           nb::call_guard<nb::gil_scoped_release>())
       .def("vertices",
-          &Net::vertices,
-          nb::call_guard<nb::gil_scoped_release>())
+           [](const Net& self) {
+             auto verts = self.vertices();
+             return std::vector<typename Net::VertexType>(verts.begin(), verts.end());
+           }, nb::call_guard<nb::gil_scoped_release>())
       .def("edges",
-          &Net::edges,
-          nb::call_guard<nb::gil_scoped_release>())
+           [](const Net& self) {
+             auto edges = self.edges();
+             return std::vector<EdgeT>(edges.begin(), edges.end());
+           }, nb::call_guard<nb::gil_scoped_release>())
       .def("edges_cause",
-          &Net::edges_cause,
-          nb::call_guard<nb::gil_scoped_release>())
+           [](const Net& self) {
+             auto edges = self.edges_cause();
+             return std::vector<EdgeT>(edges.begin(), edges.end());
+           }, nb::call_guard<nb::gil_scoped_release>())
       .def("edges_effect",
-          &Net::edges_effect,
-          nb::call_guard<nb::gil_scoped_release>())
+            [](const Net& self) {
+              auto edges = self.edges_effect();
+              return std::vector<EdgeT>(edges.begin(), edges.end());
+            }, nb::call_guard<nb::gil_scoped_release>())
       .def("incident_edges",
           &Net::incident_edges,
           "vert"_a,