On Mon, May 24, 2010 at 6:31 AM, Vojtěch Rylko <vojta.rylko at seznam.cz>wrote: > PyObject *value; > if (!PyArg_ParseTuple(arg, "O", value)) > Shouldn't that be "&value"? -- Daniel Stutzbach, Ph.D. President, Stutzbach Enterprises, LLC <http://stutzbachenterprises.com>