def _get_params_preserve(self, failobj, header):
        # Like get_params() but preserves the quoting of values.  BAW:
        # should this be part of the public interface?
        missing = object()
        value = self.get(header, missing)
        if value is missing:
            return failobj
        params = []
        for p in _parseparam(';' + value):
            try:
                name, val = p.split('=', 1)
                name = name.strip()
                val = val.strip()
            except __HOLE__:
                # Must have been a bare attribute
                name = p.strip()
                val = ''
            params.append((name, val))
        params = utils.decode_params(params)
        return params
dataset/ETHPy150Open babble/babble/include/jython/Lib/email/message.py/Message._get_params_preserve