def trace(self, trace=2):
        self._trace = trace
Return the docstring for the given node or None if no docstring can
dataset/ETHPy150Open nltk/nltk/nltk/parse/viterbi.py/ViterbiParser.trace--crossover with--dataset/ETHPy150Open eBay/restcommander/play-1.2.4/python/Lib/ast.py/get_docstring