[python] add bindings for entity networks

frackit/python/entitynetwork/CMakeLists.txt

 install(FILES
 constraints.hh
+entitynetwork.hh
 DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/frackit/python/entitynetwork)

frackit/python/entitynetwork/entitynetwork.hh

+// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+// vi: set et ts=4 sw=4 sts=4:
+/*****************************************************************************
+ *   See the file COPYING for full copying permissions.                      *
+ *                                                                           *
+ *   This program is free software: you can redistribute it and/or modify    *
+ *   it under the terms of the GNU General Public License as published by    *
+ *   the Free Software Foundation, either version 3 of the License, or       *
+ *   (at your option) any later version.                                     *
+ *                                                                           *
+ *   This program is distributed in the hope that it will be useful,         *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of          *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the            *
+ *   GNU General Public License for more details.                            *
+ *                                                                           *
+ *   You should have received a copy of the GNU General Public License       *
+ *   along with this program.  If not, see <http://www.gnu.org/licenses/>.   *
+ *****************************************************************************/
+#ifndef FRACKIT_PYTHON_ENTITY_NETWORK_HH
+#define FRACKIT_PYTHON_ENTITY_NETWORK_HH
+
+#include <pybind11/pybind11.h>
+
+#include <frackit/entitynetwork/entitynetwork.hh>
+#include <frackit/entitynetwork/containedentitynetwork.hh>
+
+namespace Frackit::Python {
+
+namespace py = pybind11;
+
+namespace Detail {
+
+    void registerEntityNetwork(py::module& module)
+    {
+        py::class_<EntityNetwork>(module, "EntityNetwork");
+    }
+
+    void registerContainedEntityNetwork(py::module& module)
+    {
+        py::class_<ContainedEntityNetwork>(module, "ContainedEntityNetwork");
+    }
+
+} // end namespace Detail
+
+void registerEntityNetworks(py::module& module)
+{
+    Detail::registerEntityNetwork(module);
+    Detail::registerContainedEntityNetwork(module);
+}
+
+} // end namespace Frackit::Python
+
+#endif

python/frackit/entitynetwork/_entitynetwork.cc

@@ -19,9 +19,13 @@
 #include <pybind11/pybind11.h>
 
 #include <frackit/python/entitynetwork/constraints.hh>
+#include <frackit/python/entitynetwork/entitynetwork.hh>
 
 PYBIND11_MODULE(_entitynetwork, module)
 {
-    // register status class
+    // register constraints class
     Frackit::Python::registerConstraints<double>(module);
+
+    // register entity network classes
+    Frackit::Python::registerEntityNetworks(module);
 }