3.7.3.3 SoDB

void SoDBHeaderCB( void *data, SoInput *input)

A Python implementation must look like:

def mySoDBHeaderCallback(myCallbackData, mySoInput):
    '''Callback for ..

    myCallbackData can be any type or class
    myDragger is an iv.SoDragger
    '''

    # your Python code

    # no use to return something
Warning: This callback cannot yet be used since SoDB::registerHeader() and SoDB::getHeaderData() have not yet been interfaced.