Imported from /home/lorry/working-area/delta_boost-tarball/boost_1_54_0.tar.bz2.boost_1_54_0baserock/morph

1 files changed, 62 insertions, 0 deletions

diff --git a/libs/python/test/pickle1.cpp b/libs/python/test/pickle1.cpp
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+// Copyright Ralf W. Grosse-Kunstleve 2002-2004. Distributed under the Boost
+// Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+/*
+    This example shows how to make an Extension Class "pickleable".
+
+    The world class below can be fully restored by passing the
+    appropriate argument to the constructor. Therefore it is sufficient
+    to define the pickle interface method __getinitargs__.
+
+    For more information refer to boost/libs/python/doc/pickle.html.
+ */
+
+#include <boost/python/module.hpp>
+#include <boost/python/def.hpp>
+#include <boost/python/class.hpp>
+#include <boost/python/tuple.hpp>
+
+#include <string>
+
+namespace boost_python_test {
+
+  // A friendly class.
+  class world
+  {
+    private:
+      std::string country;
+    public:
+      world(const std::string& _country) {
+        this->country = _country;
+      }
+      std::string greet() const { return "Hello from " + country + "!"; }
+      std::string get_country() const { return country; }
+  };
+
+  struct world_pickle_suite : boost::python::pickle_suite
+  {
+    static
+    boost::python::tuple
+    getinitargs(const world& w)
+    {
+        return boost::python::make_tuple(w.get_country());
+    }
+  };
+
+  // To support test of "pickling not enabled" error message.
+  struct noop {};
+}
+
+BOOST_PYTHON_MODULE(pickle1_ext)
+{
+  using namespace boost::python;
+  using namespace boost_python_test;
+  class_<world>("world", init<const std::string&>())
+      .def("greet", &world::greet)
+      .def_pickle(world_pickle_suite())
+      ;
+
+  // To support test of "pickling not enabled" error message.
+  class_<noop>("noop");
+}