Invalid trees can make tree reader spin

BLLIP / bllip-parser

BLLIP reranking parser (also known as Charniak-Johnson parser, Charniak parser, Brown reranking parser) See http://pypi.python.org/pypi/bllipparser/ for Python module.

http://bllip.cs.brown.edu/

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Invalid trees can make tree reader spin #34

Closed dmcc closed 9 years ago

dmcc commented 9 years ago

For example:

>>> from bllipparser import Tree
>>> Tree('(S1 (NP')
[never returns]