Merge pull request #40 from nphilipp/develop--py3k-fixes

Miscellaneous fixes for Python, mostly version 3

diff --cc python/ext/py-filter.c
index ab1ee76,ad508be..abbdad8
--- 1/python/ext/py-filter.c
--- 2/python/ext/py-filter.c
+++ b/python/ext/py-filter.c
@@@ -55,9 -54,8 +55,9 @@@ Py_filter_init (Py_filter * self, PyObj
  static void
  Py_filter_del (Py_filter * self)
  {
 +  del_fvec(self->out);
    del_aubio_filter (self->o);
-   self->ob_type->tp_free ((PyObject *) self);
+   Py_TYPE(self)->tp_free ((PyObject *) self);
  }
  
  static PyObject * 

diff --cc python/ext/py-source.c
Simple merge

diff --cc python/lib/gen_pyobject.py
Simple merge