def get_list(self, key, default=missing):
        """Get all the header values for a particular field name as
        a list"""
        try:
            return dict.__getitem__(self, key.lower())
        except __HOLE__:
            if default is not missing:
                return default
            else:
                raise
dataset/ETHPy150Open w3c/wptserve/wptserve/request.py/RequestHeaders.get_list