Fix Python bindings

Author: franzpoeschel

src/binding/python/Iteration.cpp

@@ -34,6 +34,12 @@ void init_Iteration(py::module &m)
     auto py_it_cont = declare_container<PyIterationContainer, Attributable>(
         m, "Iteration_Container");
 
+    py::class_<Meshes, Container<Mesh>, Attributable> meshes(m, "Meshes");
+    py::class_<Particles, Container<ParticleSpecies>, Attributable> particles(
+        m, "Particles");
+    (void)meshes;
+    (void)particles;
+
     // `clang-format on/off` doesn't help here.
     // Writing this without a macro would lead to a huge diff due to
     // clang-format.

src/binding/python/Series.cpp

@@ -387,6 +387,13 @@ not possible once it has been closed.
         .value("random_access", SnapshotWorkflow::RandomAccess)
         .value("synchronous", SnapshotWorkflow::Synchronous);
 
+    py::class_<
+        Iterations,
+        Container<Iteration, Iteration::IterationIndex_t>,
+        Attributable>
+        iterations(m, "Iterations");
+    (void)iterations;
+
     py::class_<Series, Attributable> cl(m, "Series");
     ::auxiliary::ForEachType<
         ::internal::DefineSeriesConstructorPerPathType,