bool found; \
if ((found = wxPyCBH_findCallback(m_myInst, #CBNAME))) { \
PyObject* obj = wxPyMake_wxGridCellAttr(attr,false); \
wxPyCBH_callCallback(m_myInst, Py_BuildValue("(Oii)", obj, a, b)); \
Py_DECREF(obj); \
} \
bool found; \
if ((found = wxPyCBH_findCallback(m_myInst, #CBNAME))) { \
PyObject* obj = wxPyMake_wxGridCellAttr(attr,false); \
wxPyCBH_callCallback(m_myInst, Py_BuildValue("(Oii)", obj, a, b)); \
Py_DECREF(obj); \
} \