# -*- coding: utf-8 -*-
# SPDX-FileCopyrightText: 2016-2024 PyThaiNLP Project
# 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
[docs]
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)