The NL Toolkit is a Python package that simplifies the construction of programs that process natural language; and defines standard interfaces between the different components of an NLP system.
Natural Language Toolkit是一个Python工具包,简化了处理自然语言的程序的结构;它也定义了NLP系统的不同组件之间的接口标准。
来源: http://sourceforge.net/projects/nltk/