Ofb>SSKJr SSKJr SSKJr "SS\5rg)) ChunkScore) deprecated)ParserIc@\rSrSrSrSr\"S5S5rSrSr g) ChunkParserIa# A processing interface for identifying non-overlapping groups in unrestricted text. Typically, chunk parsers are used to find base syntactic constituents, such as base noun phrases. Unlike ``ParserI``, ``ChunkParserI`` guarantees that the ``parse()`` method will always generate a parse. c[5e)z Return the best chunk structure for the given tokens and return a tree. :param tokens: The list of (word, tag) tokens to be chunked. :type tokens: list(tuple) :rtype: Tree )NotImplementedError)selftokenss 0/usr/lib/python3/dist-packages/nltk/chunk/api.pyparseChunkParserI.parses "##zUse accuracy(gold) instead.c$URU5$)N)accuracy)r golds r evaluateChunkParserI.evaluate&s}}T""rc[5nUH1nURX0RUR555 M3 U$)aK Score the accuracy of the chunker against the gold standard. Remove the chunking the gold standard text, rechunk it using the chunker, and return a ``ChunkScore`` object reflecting the performance of this chunk parser. :type gold: list(Tree) :param gold: The list of chunked sentences to score the chunker on. :rtype: ChunkScore )rscorerleaves)r r chunkscorecorrects r rChunkParserI.accuracy*s9 \ G   Wjj1A&B CrN) __name__ __module__ __qualname____firstlineno____doc__rrrr__static_attributes__rrr rrs+ $-.#/#rrN)nltk.chunk.utilrnltk.internalsr nltk.parserrrrr r&s'%&7&r