00510nam a22001217a 4500020002400000082001700024100004300041245004400084260004300128300003200171500005100203650013400254  a9780596516499 (pbk)00a005.133bBIR  aBird, StevenaEwan KleinaEdward Loper00aNatural language processing with python  aSebastopolbO'Reilly Media, Inc.c2009  axx, 479 p.b: ill.c; 24 cm  aIncludes bibliographical references and index. 0aComputer program languageaComputer sciencevNatural language processingvProgram developmentvTokenizing textvRaw textvGGCvFC