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Python

# -*- coding: utf-8 -*-
# Natural Language Toolkit: Transformation-based learning
#
# Copyright (C) 2001-2019 NLTK Project
# Author: Marcus Uneson <marcus.uneson@gmail.com>
# based on previous (nltk2) version by
# Christopher Maloof, Edward Loper, Steven Bird
# URL: <http://nltk.org/>
# For license information, see LICENSE.TXT
"""
Transformation Based Learning
A general purpose package for Transformation Based Learning,
currently used by nltk.tag.BrillTagger.
"""
from nltk.tbl.template import Template
# API: Template(...), Template.expand(...)
from nltk.tbl.feature import Feature
# API: Feature(...), Feature.expand(...)
from nltk.tbl.rule import Rule
# API: Rule.format(...), Rule.templatetid
from nltk.tbl.erroranalysis import error_list