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#!/usr/bin/env python3
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# coding=utf-8
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# Authors:
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# 2019.5 Zhiyang Zhou (https://github.com/Joee1995/chn_text_norm.git)
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# 2019.9 Jiayu DU
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#
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# requirements:
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# - python 3.X
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# notes: python 2.X WILL fail or produce misleading results
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import sys, os, argparse, codecs, string, re
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# ================================================================================ #
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# basic constant
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# ================================================================================ #
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CHINESE_DIGIS = u'零一二三四五六七八九'
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BIG_CHINESE_DIGIS_SIMPLIFIED = u'零壹贰叁肆伍陆柒捌玖'
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BIG_CHINESE_DIGIS_TRADITIONAL = u'零壹貳參肆伍陸柒捌玖'
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SMALLER_BIG_CHINESE_UNITS_SIMPLIFIED = u'十百千万'
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SMALLER_BIG_CHINESE_UNITS_TRADITIONAL = u'拾佰仟萬'
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LARGER_CHINESE_NUMERING_UNITS_SIMPLIFIED = u'亿兆京垓秭穰沟涧正载'
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LARGER_CHINESE_NUMERING_UNITS_TRADITIONAL = u'億兆京垓秭穰溝澗正載'
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SMALLER_CHINESE_NUMERING_UNITS_SIMPLIFIED = u'十百千万'
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SMALLER_CHINESE_NUMERING_UNITS_TRADITIONAL = u'拾佰仟萬'
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ZERO_ALT = u'〇'
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ONE_ALT = u'幺'
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TWO_ALTS = [u'两', u'兩']
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POSITIVE = [u'正', u'正']
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NEGATIVE = [u'负', u'負']
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POINT = [u'点', u'點']
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# PLUS = [u'加', u'加']
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# SIL = [u'杠', u'槓']
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# 中文数字系统类型
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NUMBERING_TYPES = ['low', 'mid', 'high']
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CURRENCY_NAMES = '(人民币|美元|日元|英镑|欧元|马克|法郎|加拿大元|澳元|港币|先令|芬兰马克|爱尔兰镑|' \
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'里拉|荷兰盾|埃斯库多|比塞塔|印尼盾|林吉特|新西兰元|比索|卢布|新加坡元|韩元|泰铢)'
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CURRENCY_UNITS = '((亿|千万|百万|万|千|百)|(亿|千万|百万|万|千|百|)元|(亿|千万|百万|万|千|百|)块|角|毛|分)'
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COM_QUANTIFIERS = '(匹|张|座|回|场|尾|条|个|首|阙|阵|网|炮|顶|丘|棵|只|支|袭|辆|挑|担|颗|壳|窠|曲|墙|群|腔|' \
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'砣|座|客|贯|扎|捆|刀|令|打|手|罗|坡|山|岭|江|溪|钟|队|单|双|对|出|口|头|脚|板|跳|枝|件|贴|' \
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'针|线|管|名|位|身|堂|课|本|页|家|户|层|丝|毫|厘|分|钱|两|斤|担|铢|石|钧|锱|忽|(千|毫|微)克|' \
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'毫|厘|分|寸|尺|丈|里|寻|常|铺|程|(千|分|厘|毫|微)米|撮|勺|合|升|斗|石|盘|碗|碟|叠|桶|笼|盆|' \
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'盒|杯|钟|斛|锅|簋|篮|盘|桶|罐|瓶|壶|卮|盏|箩|箱|煲|啖|袋|钵|年|月|日|季|刻|时|周|天|秒|分|旬|' \
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'纪|岁|世|更|夜|春|夏|秋|冬|代|伏|辈|丸|泡|粒|颗|幢|堆|条|根|支|道|面|片|张|颗|块)'
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# punctuation information are based on Zhon project (https://github.com/tsroten/zhon.git)
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CHINESE_PUNC_STOP = '！？｡。'
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CHINESE_PUNC_NON_STOP = '＂＃＄％＆＇（）＊＋，－／：；＜＝＞＠［＼］＾＿｀｛｜｝～｟｠｢｣､、〃《》「」『』【】〔〕〖〗〘〙〚〛〜〝〞〟〰〾〿–—‘’‛“”„‟…‧﹏'
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CHINESE_PUNC_OTHER = '·〈〉-'
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CHINESE_PUNC_LIST = CHINESE_PUNC_STOP + CHINESE_PUNC_NON_STOP + CHINESE_PUNC_OTHER
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# ================================================================================ #
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# basic class
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# ================================================================================ #
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class ChineseChar(object):
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"""
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中文字符
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每个字符对应简体和繁体,
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e.g. 简体 = '负', 繁体 = '負'
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转换时可转换为简体或繁体
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"""
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def __init__(self, simplified, traditional):
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self.simplified = simplified
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self.traditional = traditional
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#self.__repr__ = self.__str__
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def __str__(self):
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return self.simplified or self.traditional or None
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def __repr__(self):
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return self.__str__()
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class ChineseNumberUnit(ChineseChar):
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"""
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中文数字/数位字符
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每个字符除繁简体外还有一个额外的大写字符
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e.g. '陆' 和 '陸'
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"""
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def __init__(self, power, simplified, traditional, big_s, big_t):
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super(ChineseNumberUnit, self).__init__(simplified, traditional)
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self.power = power
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self.big_s = big_s
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self.big_t = big_t
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def __str__(self):
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return '10^{}'.format(self.power)
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@classmethod
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def create(cls, index, value, numbering_type=NUMBERING_TYPES[1], small_unit=False):
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if small_unit:
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return ChineseNumberUnit(power=index + 1,
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simplified=value[0], traditional=value[1], big_s=value[1], big_t=value[1])
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elif numbering_type == NUMBERING_TYPES[0]:
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return ChineseNumberUnit(power=index + 8,
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simplified=value[0], traditional=value[1], big_s=value[0], big_t=value[1])
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elif numbering_type == NUMBERING_TYPES[1]:
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return ChineseNumberUnit(power=(index + 2) * 4,
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simplified=value[0], traditional=value[1], big_s=value[0], big_t=value[1])
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elif numbering_type == NUMBERING_TYPES[2]:
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return ChineseNumberUnit(power=pow(2, index + 3),
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simplified=value[0], traditional=value[1], big_s=value[0], big_t=value[1])
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else:
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raise ValueError(
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'Counting type should be in {0} ({1} provided).'.format(NUMBERING_TYPES, numbering_type))
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class ChineseNumberDigit(ChineseChar):
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"""
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中文数字字符
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"""
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def __init__(self, value, simplified, traditional, big_s, big_t, alt_s=None, alt_t=None):
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super(ChineseNumberDigit, self).__init__(simplified, traditional)
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self.value = value
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self.big_s = big_s
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self.big_t = big_t
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self.alt_s = alt_s
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self.alt_t = alt_t
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def __str__(self):
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return str(self.value)
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@classmethod
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def create(cls, i, v):
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return ChineseNumberDigit(i, v[0], v[1], v[2], v[3])
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class ChineseMath(ChineseChar):
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"""
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中文数位字符
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"""
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def __init__(self, simplified, traditional, symbol, expression=None):
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super(ChineseMath, self).__init__(simplified, traditional)
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self.symbol = symbol
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self.expression = expression
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self.big_s = simplified
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self.big_t = traditional
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CC, CNU, CND, CM = ChineseChar, ChineseNumberUnit, ChineseNumberDigit, ChineseMath
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class NumberSystem(object):
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"""
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中文数字系统
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"""
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pass
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class MathSymbol(object):
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"""
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用于中文数字系统的数学符号 (繁/简体), e.g.
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positive = ['正', '正']
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negative = ['负', '負']
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point = ['点', '點']
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"""
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def __init__(self, positive, negative, point):
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self.positive = positive
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self.negative = negative
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self.point = point
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def __iter__(self):
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for v in self.__dict__.values():
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yield v
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# class OtherSymbol(object):
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# """
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# 其他符号
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# """
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#
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# def __init__(self, sil):
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# self.sil = sil
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#
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# def __iter__(self):
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# for v in self.__dict__.values():
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# yield v
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# ================================================================================ #
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# basic utils
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# ================================================================================ #
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def create_system(numbering_type=NUMBERING_TYPES[1]):
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"""
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根据数字系统类型返回创建相应的数字系统，默认为 mid
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NUMBERING_TYPES = ['low', 'mid', 'high']: 中文数字系统类型
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low: '兆' = '亿' * '十' = $10^{9}$, '京' = '兆' * '十', etc.
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mid: '兆' = '亿' * '万' = $10^{12}$, '京' = '兆' * '万', etc.
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high: '兆' = '亿' * '亿' = $10^{16}$, '京' = '兆' * '兆', etc.
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返回对应的数字系统
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"""
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# chinese number units of '亿' and larger
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all_larger_units = zip(
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LARGER_CHINESE_NUMERING_UNITS_SIMPLIFIED, LARGER_CHINESE_NUMERING_UNITS_TRADITIONAL)
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larger_units = [CNU.create(i, v, numbering_type, False)
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for i, v in enumerate(all_larger_units)]
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# chinese number units of '十, 百, 千, 万'
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all_smaller_units = zip(
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SMALLER_CHINESE_NUMERING_UNITS_SIMPLIFIED, SMALLER_CHINESE_NUMERING_UNITS_TRADITIONAL)
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smaller_units = [CNU.create(i, v, small_unit=True)
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for i, v in enumerate(all_smaller_units)]
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# digis
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chinese_digis = zip(CHINESE_DIGIS, CHINESE_DIGIS,
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BIG_CHINESE_DIGIS_SIMPLIFIED, BIG_CHINESE_DIGIS_TRADITIONAL)
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digits = [CND.create(i, v) for i, v in enumerate(chinese_digis)]
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digits[0].alt_s, digits[0].alt_t = ZERO_ALT, ZERO_ALT
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digits[1].alt_s, digits[1].alt_t = ONE_ALT, ONE_ALT
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digits[2].alt_s, digits[2].alt_t = TWO_ALTS[0], TWO_ALTS[1]
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# symbols
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positive_cn = CM(POSITIVE[0], POSITIVE[1], '+', lambda x: x)
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negative_cn = CM(NEGATIVE[0], NEGATIVE[1], '-', lambda x: -x)
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point_cn = CM(POINT[0], POINT[1], '.', lambda x,
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y: float(str(x) + '.' + str(y)))
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# sil_cn = CM(SIL[0], SIL[1], '-', lambda x, y: float(str(x) + '-' + str(y)))
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system = NumberSystem()
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system.units = smaller_units + larger_units
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system.digits = digits
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system.math = MathSymbol(positive_cn, negative_cn, point_cn)
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# system.symbols = OtherSymbol(sil_cn)
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return system
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def chn2num(chinese_string, numbering_type=NUMBERING_TYPES[1]):
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def get_symbol(char, system):
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for u in system.units:
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if char in [u.traditional, u.simplified, u.big_s, u.big_t]:
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return u
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for d in system.digits:
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if char in [d.traditional, d.simplified, d.big_s, d.big_t, d.alt_s, d.alt_t]:
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return d
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for m in system.math:
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if char in [m.traditional, m.simplified]:
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return m
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def string2symbols(chinese_string, system):
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int_string, dec_string = chinese_string, ''
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for p in [system.math.point.simplified, system.math.point.traditional]:
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if p in chinese_string:
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int_string, dec_string = chinese_string.split(p)
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break
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return [get_symbol(c, system) for c in int_string], \
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[get_symbol(c, system) for c in dec_string]
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def correct_symbols(integer_symbols, system):
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"""
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一百八 to 一百八十
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一亿一千三百万 to 一亿 一千万 三百万
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"""
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if integer_symbols and isinstance(integer_symbols[0], CNU):
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if integer_symbols[0].power == 1:
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integer_symbols = [system.digits[1]] + integer_symbols
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if len(integer_symbols) > 1:
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if isinstance(integer_symbols[-1], CND) and isinstance(integer_symbols[-2], CNU):
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integer_symbols.append(
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CNU(integer_symbols[-2].power - 1, None, None, None, None))
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result = []
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unit_count = 0
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for s in integer_symbols:
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if isinstance(s, CND):
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result.append(s)
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unit_count = 0
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elif isinstance(s, CNU):
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current_unit = CNU(s.power, None, None, None, None)
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unit_count += 1
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if unit_count == 1:
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result.append(current_unit)
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elif unit_count > 1:
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for i in range(len(result)):
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if isinstance(result[-i - 1], CNU) and result[-i - 1].power < current_unit.power:
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result[-i - 1] = CNU(result[-i - 1].power +
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current_unit.power, None, None, None, None)
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return result
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def compute_value(integer_symbols):
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"""
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Compute the value.
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When current unit is larger than previous unit, current unit * all previous units will be used as all previous units.
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e.g. '两千万' = 2000 * 10000 not 2000 + 10000
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"""
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value = [0]
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last_power = 0
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for s in integer_symbols:
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if isinstance(s, CND):
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value[-1] = s.value
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elif isinstance(s, CNU):
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value[-1] *= pow(10, s.power)
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if s.power > last_power:
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value[:-1] = list(map(lambda v: v *
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pow(10, s.power), value[:-1]))
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last_power = s.power
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value.append(0)
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return sum(value)
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system = create_system(numbering_type)
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int_part, dec_part = string2symbols(chinese_string, system)
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int_part = correct_symbols(int_part, system)
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int_str = str(compute_value(int_part))
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dec_str = ''.join([str(d.value) for d in dec_part])
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if dec_part:
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return '{0}.{1}'.format(int_str, dec_str)
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else:
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return int_str
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def num2chn(number_string, numbering_type=NUMBERING_TYPES[1], big=False,
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traditional=False, alt_zero=False, alt_one=False, alt_two=True,
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use_zeros=True, use_units=True):
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def get_value(value_string, use_zeros=True):
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striped_string = value_string.lstrip('0')
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# record nothing if all zeros
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if not striped_string:
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return []
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# record one digits
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elif len(striped_string) == 1:
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if use_zeros and len(value_string) != len(striped_string):
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return [system.digits[0], system.digits[int(striped_string)]]
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else:
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return [system.digits[int(striped_string)]]
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# recursively record multiple digits
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else:
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result_unit = next(u for u in reversed(
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system.units) if u.power < len(striped_string))
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result_string = value_string[:-result_unit.power]
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return get_value(result_string) + [result_unit] + get_value(striped_string[-result_unit.power:])
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system = create_system(numbering_type)
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int_dec = number_string.split('.')
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if len(int_dec) == 1:
|
|
|
int_string = int_dec[0]
|
|
|
dec_string = ""
|
|
|
elif len(int_dec) == 2:
|
|
|
int_string = int_dec[0]
|
|
|
dec_string = int_dec[1]
|
|
|
else:
|
|
|
raise ValueError(
|
|
|
"invalid input num string with more than one dot: {}".format(number_string))
|
|
|
|
|
|
if use_units and len(int_string) > 1:
|
|
|
result_symbols = get_value(int_string)
|
|
|
else:
|
|
|
result_symbols = [system.digits[int(c)] for c in int_string]
|
|
|
dec_symbols = [system.digits[int(c)] for c in dec_string]
|
|
|
if dec_string:
|
|
|
result_symbols += [system.math.point] + dec_symbols
|
|
|
|
|
|
if alt_two:
|
|
|
liang = CND(2, system.digits[2].alt_s, system.digits[2].alt_t,
|
|
|
system.digits[2].big_s, system.digits[2].big_t)
|
|
|
for i, v in enumerate(result_symbols):
|
|
|
if isinstance(v, CND) and v.value == 2:
|
|
|
next_symbol = result_symbols[i +
|
|
|
1] if i < len(result_symbols) - 1 else None
|
|
|
previous_symbol = result_symbols[i - 1] if i > 0 else None
|
|
|
if isinstance(next_symbol, CNU) and isinstance(previous_symbol, (CNU, type(None))):
|
|
|
if next_symbol.power != 1 and ((previous_symbol is None) or (previous_symbol.power != 1)):
|
|
|
result_symbols[i] = liang
|
|
|
|
|
|
# if big is True, '两' will not be used and `alt_two` has no impact on output
|
|
|
if big:
|
|
|
attr_name = 'big_'
|
|
|
if traditional:
|
|
|
attr_name += 't'
|
|
|
else:
|
|
|
attr_name += 's'
|
|
|
else:
|
|
|
if traditional:
|
|
|
attr_name = 'traditional'
|
|
|
else:
|
|
|
attr_name = 'simplified'
|
|
|
|
|
|
result = ''.join([getattr(s, attr_name) for s in result_symbols])
|
|
|
|
|
|
# if not use_zeros:
|
|
|
# result = result.strip(getattr(system.digits[0], attr_name))
|
|
|
|
|
|
if alt_zero:
|
|
|
result = result.replace(
|
|
|
getattr(system.digits[0], attr_name), system.digits[0].alt_s)
|
|
|
|
|
|
if alt_one:
|
|
|
result = result.replace(
|
|
|
getattr(system.digits[1], attr_name), system.digits[1].alt_s)
|
|
|
|
|
|
for i, p in enumerate(POINT):
|
|
|
if result.startswith(p):
|
|
|
return CHINESE_DIGIS[0] + result
|
|
|
|
|
|
# ^10, 11, .., 19
|
|
|
if len(result) >= 2 and result[1] in [SMALLER_CHINESE_NUMERING_UNITS_SIMPLIFIED[0],
|
|
|
SMALLER_CHINESE_NUMERING_UNITS_TRADITIONAL[0]] and \
|
|
|
result[0] in [CHINESE_DIGIS[1], BIG_CHINESE_DIGIS_SIMPLIFIED[1], BIG_CHINESE_DIGIS_TRADITIONAL[1]]:
|
|
|
result = result[1:]
|
|
|
|
|
|
return result
|
|
|
|
|
|
|
|
|
# ================================================================================ #
|
|
|
# different types of rewriters
|
|
|
# ================================================================================ #
|
|
|
class Cardinal:
|
|
|
"""
|
|
|
CARDINAL类
|
|
|
"""
|
|
|
|
|
|
def __init__(self, cardinal=None, chntext=None):
|
|
|
self.cardinal = cardinal
|
|
|
self.chntext = chntext
|
|
|
|
|
|
def chntext2cardinal(self):
|
|
|
return chn2num(self.chntext)
|
|
|
|
|
|
def cardinal2chntext(self):
|
|
|
return num2chn(self.cardinal)
|
|
|
|
|
|
class Digit:
|
|
|
"""
|
|
|
DIGIT类
|
|
|
"""
|
|
|
|
|
|
def __init__(self, digit=None, chntext=None):
|
|
|
self.digit = digit
|
|
|
self.chntext = chntext
|
|
|
|
|
|
# def chntext2digit(self):
|
|
|
# return chn2num(self.chntext)
|
|
|
|
|
|
def digit2chntext(self):
|
|
|
return num2chn(self.digit, alt_two=False, use_units=False)
|
|
|
|
|
|
|
|
|
class TelePhone:
|
|
|
"""
|
|
|
TELEPHONE类
|
|
|
"""
|
|
|
|
|
|
def __init__(self, telephone=None, raw_chntext=None, chntext=None):
|
|
|
self.telephone = telephone
|
|
|
self.raw_chntext = raw_chntext
|
|
|
self.chntext = chntext
|
|
|
|
|
|
# def chntext2telephone(self):
|
|
|
# sil_parts = self.raw_chntext.split('<SIL>')
|
|
|
# self.telephone = '-'.join([
|
|
|
# str(chn2num(p)) for p in sil_parts
|
|
|
# ])
|
|
|
# return self.telephone
|
|
|
|
|
|
def telephone2chntext(self, fixed=False):
|
|
|
|
|
|
if fixed:
|
|
|
sil_parts = self.telephone.split('-')
|
|
|
self.raw_chntext = '<SIL>'.join([
|
|
|
num2chn(part, alt_two=False, use_units=False) for part in sil_parts
|
|
|
])
|
|
|
self.chntext = self.raw_chntext.replace('<SIL>', '')
|
|
|
else:
|
|
|
sp_parts = self.telephone.strip('+').split()
|
|
|
self.raw_chntext = '<SP>'.join([
|
|
|
num2chn(part, alt_two=False, use_units=False) for part in sp_parts
|
|
|
])
|
|
|
self.chntext = self.raw_chntext.replace('<SP>', '')
|
|
|
return self.chntext
|
|
|
|
|
|
|
|
|
class Fraction:
|
|
|
"""
|
|
|
FRACTION类
|
|
|
"""
|
|
|
|
|
|
def __init__(self, fraction=None, chntext=None):
|
|
|
self.fraction = fraction
|
|
|
self.chntext = chntext
|
|
|
|
|
|
def chntext2fraction(self):
|
|
|
denominator, numerator = self.chntext.split('分之')
|
|
|
return chn2num(numerator) + '/' + chn2num(denominator)
|
|
|
|
|
|
def fraction2chntext(self):
|
|
|
numerator, denominator = self.fraction.split('/')
|
|
|
return num2chn(denominator) + '分之' + num2chn(numerator)
|
|
|
|
|
|
|
|
|
class Date:
|
|
|
"""
|
|
|
DATE类
|
|
|
"""
|
|
|
|
|
|
def __init__(self, date=None, chntext=None):
|
|
|
self.date = date
|
|
|
self.chntext = chntext
|
|
|
|
|
|
# def chntext2date(self):
|
|
|
# chntext = self.chntext
|
|
|
# try:
|
|
|
# year, other = chntext.strip().split('年', maxsplit=1)
|
|
|
# year = Digit(chntext=year).digit2chntext() + '年'
|
|
|
# except ValueError:
|
|
|
# other = chntext
|
|
|
# year = ''
|
|
|
# if other:
|
|
|
# try:
|
|
|
# month, day = other.strip().split('月', maxsplit=1)
|
|
|
# month = Cardinal(chntext=month).chntext2cardinal() + '月'
|
|
|
# except ValueError:
|
|
|
# day = chntext
|
|
|
# month = ''
|
|
|
# if day:
|
|
|
# day = Cardinal(chntext=day[:-1]).chntext2cardinal() + day[-1]
|
|
|
# else:
|
|
|
# month = ''
|
|
|
# day = ''
|
|
|
# date = year + month + day
|
|
|
# self.date = date
|
|
|
# return self.date
|
|
|
|
|
|
def date2chntext(self):
|
|
|
date = self.date
|
|
|
try:
|
|
|
year, other = date.strip().split('年', 1)
|
|
|
year = Digit(digit=year).digit2chntext() + '年'
|
|
|
except ValueError:
|
|
|
other = date
|
|
|
year = ''
|
|
|
if other:
|
|
|
try:
|
|
|
month, day = other.strip().split('月', 1)
|
|
|
month = Cardinal(cardinal=month).cardinal2chntext() + '月'
|
|
|
except ValueError:
|
|
|
day = date
|
|
|
month = ''
|
|
|
if day:
|
|
|
day = Cardinal(cardinal=day[:-1]).cardinal2chntext() + day[-1]
|
|
|
else:
|
|
|
month = ''
|
|
|
day = ''
|
|
|
chntext = year + month + day
|
|
|
self.chntext = chntext
|
|
|
return self.chntext
|
|
|
|
|
|
|
|
|
class Money:
|
|
|
"""
|
|
|
MONEY类
|
|
|
"""
|
|
|
|
|
|
def __init__(self, money=None, chntext=None):
|
|
|
self.money = money
|
|
|
self.chntext = chntext
|
|
|
|
|
|
# def chntext2money(self):
|
|
|
# return self.money
|
|
|
|
|
|
def money2chntext(self):
|
|
|
money = self.money
|
|
|
pattern = re.compile(r'(\d+(\.\d+)?)')
|
|
|
matchers = pattern.findall(money)
|
|
|
if matchers:
|
|
|
for matcher in matchers:
|
|
|
money = money.replace(matcher[0], Cardinal(cardinal=matcher[0]).cardinal2chntext())
|
|
|
self.chntext = money
|
|
|
return self.chntext
|
|
|
|
|
|
|
|
|
class Percentage:
|
|
|
"""
|
|
|
PERCENTAGE类
|
|
|
"""
|
|
|
|
|
|
def __init__(self, percentage=None, chntext=None):
|
|
|
self.percentage = percentage
|
|
|
self.chntext = chntext
|
|
|
|
|
|
def chntext2percentage(self):
|
|
|
return chn2num(self.chntext.strip().strip('百分之')) + '%'
|
|
|
|
|
|
def percentage2chntext(self):
|
|
|
return '百分之' + num2chn(self.percentage.strip().strip('%'))
|
|
|
|
|
|
|
|
|
# ================================================================================ #
|
|
|
# NSW Normalizer
|
|
|
# ================================================================================ #
|
|
|
class NSWNormalizer:
|
|
|
def __init__(self, raw_text):
|
|
|
self.raw_text = '^' + raw_text + '$'
|
|
|
self.norm_text = ''
|
|
|
|
|
|
def _particular(self):
|
|
|
text = self.norm_text
|
|
|
pattern = re.compile(r"(([a-zA-Z]+)二([a-zA-Z]+))")
|
|
|
matchers = pattern.findall(text)
|
|
|
if matchers:
|
|
|
# print('particular')
|
|
|
for matcher in matchers:
|
|
|
text = text.replace(matcher[0], matcher[1]+'2'+matcher[2], 1)
|
|
|
self.norm_text = text
|
|
|
return self.norm_text
|
|
|
|
|
|
def normalize(self):
|
|
|
text = self.raw_text
|
|
|
|
|
|
# 规范化日期
|
|
|
pattern = re.compile(r"\D+((([089]\d|(19|20)\d{2})年)?(\d{1,2}月(\d{1,2}[日号])?)?)")
|
|
|
matchers = pattern.findall(text)
|
|
|
if matchers:
|
|
|
#print('date')
|
|
|
for matcher in matchers:
|
|
|
text = text.replace(matcher[0], Date(date=matcher[0]).date2chntext(), 1)
|
|
|
|
|
|
# 规范化金钱
|
|
|
pattern = re.compile(r"\D+((\d+(\.\d+)?)[多余几]?" + CURRENCY_UNITS + r"(\d" + CURRENCY_UNITS + r"?)?)")
|
|
|
matchers = pattern.findall(text)
|
|
|
if matchers:
|
|
|
#print('money')
|
|
|
for matcher in matchers:
|
|
|
text = text.replace(matcher[0], Money(money=matcher[0]).money2chntext(), 1)
|
|
|
|
|
|
# 规范化固话/手机号码
|
|
|
# 手机
|
|
|
# http://www.jihaoba.com/news/show/13680
|
|
|
# 移动：139、138、137、136、135、134、159、158、157、150、151、152、188、187、182、183、184、178、198
|
|
|
# 联通：130、131、132、156、155、186、185、176
|
|
|
# 电信：133、153、189、180、181、177
|
|
|
pattern = re.compile(r"\D((\+?86 ?)?1([38]\d|5[0-35-9]|7[678]|9[89])\d{8})\D")
|
|
|
matchers = pattern.findall(text)
|
|
|
if matchers:
|
|
|
#print('telephone')
|
|
|
for matcher in matchers:
|
|
|
text = text.replace(matcher[0], TelePhone(telephone=matcher[0]).telephone2chntext(), 1)
|
|
|
# 固话
|
|
|
pattern = re.compile(r"\D((0(10|2[1-3]|[3-9]\d{2})-?)?[1-9]\d{6,7})\D")
|
|
|
matchers = pattern.findall(text)
|
|
|
if matchers:
|
|
|
# print('fixed telephone')
|
|
|
for matcher in matchers:
|
|
|
text = text.replace(matcher[0], TelePhone(telephone=matcher[0]).telephone2chntext(fixed=True), 1)
|
|
|
|
|
|
# 规范化分数
|
|
|
pattern = re.compile(r"(\d+/\d+)")
|
|
|
matchers = pattern.findall(text)
|
|
|
if matchers:
|
|
|
#print('fraction')
|
|
|
for matcher in matchers:
|
|
|
text = text.replace(matcher, Fraction(fraction=matcher).fraction2chntext(), 1)
|
|
|
|
|
|
# 规范化百分数
|
|
|
text = text.replace('％', '%')
|
|
|
pattern = re.compile(r"(\d+(\.\d+)?%)")
|
|
|
matchers = pattern.findall(text)
|
|
|
if matchers:
|
|
|
#print('percentage')
|
|
|
for matcher in matchers:
|
|
|
text = text.replace(matcher[0], Percentage(percentage=matcher[0]).percentage2chntext(), 1)
|
|
|
|
|
|
# 规范化纯数+量词
|
|
|
pattern = re.compile(r"(\d+(\.\d+)?)[多余几]?" + COM_QUANTIFIERS)
|
|
|
matchers = pattern.findall(text)
|
|
|
if matchers:
|
|
|
#print('cardinal+quantifier')
|
|
|
for matcher in matchers:
|
|
|
text = text.replace(matcher[0], Cardinal(cardinal=matcher[0]).cardinal2chntext(), 1)
|
|
|
|
|
|
# 规范化数字编号
|
|
|
pattern = re.compile(r"(\d{4,32})")
|
|
|
matchers = pattern.findall(text)
|
|
|
if matchers:
|
|
|
#print('digit')
|
|
|
for matcher in matchers:
|
|
|
text = text.replace(matcher, Digit(digit=matcher).digit2chntext(), 1)
|
|
|
|
|
|
# 规范化纯数
|
|
|
pattern = re.compile(r"(\d+(\.\d+)?)")
|
|
|
matchers = pattern.findall(text)
|
|
|
if matchers:
|
|
|
#print('cardinal')
|
|
|
for matcher in matchers:
|
|
|
text = text.replace(matcher[0], Cardinal(cardinal=matcher[0]).cardinal2chntext(), 1)
|
|
|
|
|
|
self.norm_text = text
|
|
|
self._particular()
|
|
|
|
|
|
return self.norm_text.lstrip('^').rstrip('$')
|
|
|
|
|
|
|
|
|
def nsw_test_case(raw_text):
|
|
|
print('I:' + raw_text)
|
|
|
print('O:' + NSWNormalizer(raw_text).normalize())
|
|
|
print('')
|
|
|
|
|
|
|
|
|
def nsw_test():
|
|
|
nsw_test_case('固话：0595-23865596或23880880。')
|
|
|
nsw_test_case('固话：0595-23865596或23880880。')
|
|
|
nsw_test_case('手机：+86 19859213959或15659451527。')
|
|
|
nsw_test_case('分数：32477/76391。')
|
|
|
nsw_test_case('百分数：80.03%。')
|
|
|
nsw_test_case('编号：31520181154418。')
|
|
|
nsw_test_case('纯数：2983.07克或12345.60米。')
|
|
|
nsw_test_case('日期：1999年2月20日或09年3月15号。')
|
|
|
nsw_test_case('金钱：12块5，34.5元，20.1万')
|
|
|
nsw_test_case('特殊：O2O或B2C。')
|
|
|
nsw_test_case('3456万吨')
|
|
|
nsw_test_case('2938个')
|
|
|
nsw_test_case('938')
|
|
|
nsw_test_case('今天吃了115个小笼包231个馒头')
|
|
|
nsw_test_case('有62％的概率')
|
|
|
|
|
|
|
|
|
if __name__ == '__main__':
|
|
|
#nsw_test()
|
|
|
|
|
|
p = argparse.ArgumentParser()
|
|
|
p.add_argument('ifile', help='input filename, assume utf-8 encoding')
|
|
|
p.add_argument('ofile', help='output filename')
|
|
|
p.add_argument('--to_upper', action='store_true', help='convert to upper case')
|
|
|
p.add_argument('--to_lower', action='store_true', help='convert to lower case')
|
|
|
p.add_argument('--has_key', action='store_true', help="input text has Kaldi's key as first field.")
|
|
|
p.add_argument('--log_interval', type=int, default=100000, help='log interval in number of processed lines')
|
|
|
args = p.parse_args()
|
|
|
|
|
|
ifile = codecs.open(args.ifile, 'r', 'utf8')
|
|
|
ofile = codecs.open(args.ofile, 'w+', 'utf8')
|
|
|
|
|
|
n = 0
|
|
|
for l in ifile:
|
|
|
key = ''
|
|
|
text = ''
|
|
|
if args.has_key:
|
|
|
cols = l.split(maxsplit=1)
|
|
|
key = cols[0]
|
|
|
if len(cols) == 2:
|
|
|
text = cols[1].strip()
|
|
|
else:
|
|
|
text = ''
|
|
|
else:
|
|
|
text = l.strip()
|
|
|
|
|
|
# cases
|
|
|
if args.to_upper and args.to_lower:
|
|
|
sys.stderr.write('cn_tn.py: to_upper OR to_lower?')
|
|
|
exit(1)
|
|
|
if args.to_upper:
|
|
|
text = text.upper()
|
|
|
if args.to_lower:
|
|
|
text = text.lower()
|
|
|
|
|
|
# NSW(Non-Standard-Word) normalization
|
|
|
text = NSWNormalizer(text).normalize()
|
|
|
|
|
|
# Punctuations removal
|
|
|
old_chars = CHINESE_PUNC_LIST + string.punctuation # includes all CN and EN punctuations
|
|
|
new_chars = ' ' * len(old_chars)
|
|
|
del_chars = ''
|
|
|
text = text.translate(str.maketrans(old_chars, new_chars, del_chars))
|
|
|
|
|
|
#
|
|
|
if args.has_key:
|
|
|
ofile.write(key + '\t' + text + '\n')
|
|
|
else:
|
|
|
if text.strip() != '': # skip empty line in pure text format(without Kaldi's utt key)
|
|
|
ofile.write(text + '\n')
|
|
|
|
|
|
n += 1
|
|
|
if n % args.log_interval == 0:
|
|
|
sys.stderr.write("cn_tn.py: {} lines done.\n".format(n))
|
|
|
sys.stderr.flush()
|
|
|
|
|
|
sys.stderr.write("cn_tn.py: {} lines done in total.\n".format(n))
|
|
|
sys.stderr.flush()
|
|
|
|
|
|
ifile.close()
|
|
|
ofile.close()
|
