try to use python.net as the bridge.

Pythonnet.Runtime/modulefunctionobject.cs

@@ -0,0 +1,58 @@
+// ==========================================================================
+// This software is subject to the provisions of the Zope Public License,
+// Version 2.0 (ZPL).  A copy of the ZPL should accompany this distribution.
+// THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+// WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+// FOR A PARTICULAR PURPOSE.
+// ==========================================================================
+
+using System;
+using System.Collections;
+using System.Reflection;
+
+namespace Python.Runtime
+{
+    /// <summary>
+    /// Module level functions
+    /// </summary>
+    internal class ModuleFunctionObject : MethodObject
+    {
+
+        public ModuleFunctionObject(string name, MethodInfo[] info, bool allow_threads)
+            : base(name, info, allow_threads)
+        {
+            for (int i = 0; i < info.Length; i++)
+            {
+                MethodInfo item = (MethodInfo)info[i];
+                if (!item.IsStatic)
+                {
+                    throw new Exception("Module function must be static.");
+                }
+            }
+        }
+
+        //====================================================================
+        // __call__ implementation.
+        //====================================================================
+
+        public static IntPtr tp_call(IntPtr ob, IntPtr args, IntPtr kw)
+        {
+            ModuleFunctionObject self = (ModuleFunctionObject)GetManagedObject(ob);
+            return self.Invoke(ob, args, kw);
+        }
+
+        //====================================================================
+        // __repr__ implementation.
+        //====================================================================
+
+        public static new IntPtr tp_repr(IntPtr ob)
+        {
+            ModuleFunctionObject self = (ModuleFunctionObject)GetManagedObject(ob);
+            string s = String.Format("<CLRModuleFunction '{0}'>", self.name);
+            return Runtime.PyString_FromStringAndSize(s, s.Length);
+        }
+
+    }
+}
+