<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _parse(self):
 """Parse the token stream into a nice dictionary data structure."""

        while self._cur_token['type'] in (TT.ws, TT.lbreak):
            self._skip_whitespace()
            self._skip_newlines()

        self._data = self._parse_value()

        return self._data