def METHOD_NAME(self):
    """parses placeables"""
    count = 0
    for parsedfile in self.parsedfiles:
        for unit in parsedfile.units:
            placeables.parse(unit.source, placeables.general.parsers)
            placeables.parse(unit.target, placeables.general.parsers)
        count += len(parsedfile.units)
    print("counted %d units" % count)