def feed_position_only(self, token):
        ttype, tvalue, tstart, tend, tline = token
        self.feed((ttype, '', tstart, tstart, tline))
        self.end = tend
Test blockingCallFromThread facility: create a thread, call a function
dataset/ETHPy150Open dropbox/pyxl/pyxl/codec/parser.py/PyxlParser.feed_position_only--crossover with--dataset/ETHPy150Open twisted/twisted/twisted/test/test_threads.py/ReactorThreadsTests.test_blockingCallFromThread