Python API documentation updates: a description of class hierarchy

was added to the docstrings of most Python extension types.

source/blender/freestyle/intern/python/UnaryFunction0D/BPy_UnaryFunction0DViewShape.cpp

@@ -40,6 +40,8 @@ int UnaryFunction0DViewShape_Init( PyObject *module ) {
 //------------------------INSTANCE METHODS ----------------------------------
 
 static char UnaryFunction0DViewShape___doc__[] =
+"Class hierarchy: :class:`UnaryFunction0D` > :class:`UnaryFunction0DViewShape`\n"
+"\n"
 "Base class for unary functions (functors) that work on\n"
 ":class:`Interface0DIterator` and return a :class:`ViewShape` object.\n"
 "\n"