This commit was manufactured by cvs2svn to create tag

'Version_1_21_1'.

[SVN r9561]

src/module_builder.cpp

@@ -14,10 +14,15 @@ namespace {
   ref name_holder;
 }
 
+bool module_builder::initializing()
+{
+    return name_holder.get() != 0;
+}
+
 string module_builder::name()
 {
     // If this fails, you haven't created a module_builder object
-    assert(name_holder.get() != 0);
+    assert(initializing());
     return string(name_holder);
 }
 
@@ -29,6 +34,11 @@ module_builder::module_builder(const char* name)
     name_holder = ref(PyObject_GetAttrString(m_module, const_cast<char*>("__name__")));
 }
 
+module_builder::~module_builder()
+{
+    name_holder.reset();
+}
+
 void
 module_builder::add(detail::function* x, const char* name)
 {