def get_content_subtype(self):
        ctype = self.get_content_type()
        return ctype.split('/')[1]
Template for unsupported operations.
dataset/ETHPy150Open babble/babble/include/jython/Lib/email/message.py/Message.get_content_subtype--crossover with--dataset/ETHPy150Open twisted/twisted/twisted/logger/_io.py/LoggingFile._unsupported