File size: 1,988 Bytes
e4b9a7b | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | # -*- coding: utf-8 -*-
# SPDX-FileCopyrightText: 2016-2025 PyThaiNLP Project
# SPDX-FileType: SOURCE
# SPDX-License-Identifier: Apache-2.0
from pythainlp import thai_consonants, thai_tonemarks
from pythainlp.corpus import thai_orst_words
from pythainlp.tokenize import Tokenizer
from pythainlp.util import Trie
_dict_aksonhan = {}
for i in list(thai_consonants):
if i == "ร":
continue
for j in list(thai_tonemarks):
_dict_aksonhan[i + j + i] = "ั" + j + i
_dict_aksonhan[i + i + j + i] = i + "ั" + j + i
_dict_aksonhan[i + i] = "ั" + i
_set_aksonhan = set(_dict_aksonhan.keys())
_trie = Trie(list(_dict_aksonhan.keys()) + list(thai_consonants))
_tokenizer = Tokenizer(custom_dict=_trie, engine="mm")
_dict_thai = set(thai_orst_words()) # call Thai words
def aksonhan_to_current(word: str) -> str:
"""
Convert AksonHan words to current Thai words
AksonHan (อักษรหัน) writes down two consonants for the \
spelling of the /a/ vowels. (สระ อะ).
Today, รร is an aksonHan word that is still used in Thai.
:param str word: Thai word
:return: Thai AksonHan to be converted to current Thai word
:rtype: str
:Example:
::
from pythainlp.ancient import aksonhan_to_current
print(aksonhan_to_current("จกก"))
# output: จัก
print(aksonhan_to_current("บงงคบบ"))
# output: บังคับ
print(aksonhan_to_current("สรรเพชญ")) # รร is still used.
# output: สรรเพชญ
"""
if len(word) < 3:
return word
elif word in _set_aksonhan:
return _dict_aksonhan[word]
elif word in _dict_thai: # word in Thai words
return word
_seg = _tokenizer.word_tokenize(word)
_w = []
for i in _seg:
if i in _set_aksonhan:
_w.append(_dict_aksonhan[i])
else:
_w.append(i)
return "".join(_w)
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