基于python的NLTK

nltk3.0 NLTKisaleadingplatformforbuildingPythonprogramstoworkwithhumanlanguagedata.Itprovideseasy-to-useinterfacestoover50corporaandlexicalresourcessuchasWordNet,alongwithasuiteoftextprocessinglibrariesforclassification,tokenization,stemming,tagging,parsing