[meson port] Python plugin fails to compile on Windows
Currently we get the following errors:
../plug-ins/python/pydia-cpoint.c:105:24: error: initializer element is not constant
PyObject_HEAD_INIT(&PyType_Type)
see: https://python.readthedocs.io/en/v2.7.2/c-api/typeobj.html?highlight=pytypeobject#PyObject.ob_type
Edited by Eduard