Source code for pythainlp.corpus.common

# -*- coding: utf-8 -*-
# SPDX-FileCopyrightText: 2016-2024 PyThaiNLP Project
# SPDX-License-Identifier: Apache-2.0

"""
Common lists of words.
"""

import ast

__all__ = [
    "countries",
    "find_synonyms",
    "provinces",
    "thai_family_names",
    "thai_female_names",
    "thai_male_names",
    "thai_negations",
    "thai_dict",
    "thai_stopwords",
    "thai_syllables",
    "thai_synonym",
    "thai_synonyms",
    "thai_words",
    "thai_wsd_dict",
]

from typing import FrozenSet, List, Union

from pythainlp.corpus import get_corpus, get_corpus_as_is, get_corpus_path
from pythainlp.tools import warn_deprecation

_THAI_COUNTRIES: FrozenSet[str] = frozenset()
_THAI_COUNTRIES_FILENAME = "countries_th.txt"

_THAI_THAILAND_PROVINCES: FrozenSet[str] = frozenset()
_THAI_THAILAND_PROVINCES_DETAILS: List[dict] = []
_THAI_THAILAND_PROVINCES_FILENAME = "thailand_provinces_th.csv"

_THAI_SYLLABLES: FrozenSet[str] = frozenset()
_THAI_SYLLABLES_FILENAME = "syllables_th.txt"

_THAI_WORDS: FrozenSet[str] = frozenset()
_THAI_WORDS_FILENAME = "words_th.txt"

_THAI_STOPWORDS: FrozenSet[str] = frozenset()
_THAI_STOPWORDS_FILENAME = "stopwords_th.txt"

_THAI_NEGATIONS: FrozenSet[str] = frozenset()
_THAI_NEGATIONS_FILENAME = "negations_th.txt"

_THAI_FAMLIY_NAMES: FrozenSet[str] = frozenset()
_THAI_FAMLIY_NAMES_FILENAME = "family_names_th.txt"
_THAI_FEMALE_NAMES: FrozenSet[str] = frozenset()
_THAI_FEMALE_NAMES_FILENAME = "person_names_female_th.txt"
_THAI_MALE_NAMES: FrozenSet[str] = frozenset()
_THAI_MALE_NAMES_FILENAME = "person_names_male_th.txt"

_THAI_ORST_WORDS: FrozenSet[str] = frozenset()

_THAI_DICT: dict[str, list] = {}
_THAI_WSD_DICT: dict[str, list] = {}
_THAI_SYNONYMS: dict[str, list] = {}


[docs] def countries() -> FrozenSet[str]: """ Return a frozenset of country names in Thai such as "แคนาดา", "โรมาเนีย", "แอลจีเรีย", and "ลาว". \n(See: `dev/pythainlp/corpus/countries_th.txt\ <https://github.com/PyThaiNLP/pythainlp/blob/dev/pythainlp/corpus/countries_th.txt>`_) :return: :class:`frozenset` containing country names in Thai :rtype: :class:`frozenset` """ global _THAI_COUNTRIES if not _THAI_COUNTRIES: _THAI_COUNTRIES = get_corpus(_THAI_COUNTRIES_FILENAME) return _THAI_COUNTRIES
[docs] def provinces(details: bool = False) -> Union[FrozenSet[str], List[dict]]: """ Return a frozenset of Thailand province names in Thai such as "กระบี่", "กรุงเทพมหานคร", "กาญจนบุรี", and "อุบลราชธานี". \n(See: `dev/pythainlp/corpus/thailand_provinces_th.txt\ <https://github.com/PyThaiNLP/pythainlp/blob/dev/pythainlp/corpus/thailand_provinces_th.txt>`_) :param bool details: return details of provinces or not :return: :class:`frozenset` containing province names of Thailand \ (if details is False) or :class:`list` containing :class:`dict` of \ province names and details such as \ [{'name_th': 'นนทบุรี', 'abbr_th': 'นบ', 'name_en': 'Nonthaburi', \ 'abbr_en': 'NBI'}]. :rtype: :class:`frozenset` or :class:`list` """ global _THAI_THAILAND_PROVINCES, _THAI_THAILAND_PROVINCES_DETAILS if not _THAI_THAILAND_PROVINCES or not _THAI_THAILAND_PROVINCES_DETAILS: provs = set() prov_details = [] for line in get_corpus_as_is(_THAI_THAILAND_PROVINCES_FILENAME): p = line.split(",") prov = {} prov["name_th"] = p[0] prov["abbr_th"] = p[1] prov["name_en"] = p[2] prov["abbr_en"] = p[3] provs.add(prov["name_th"]) prov_details.append(prov) _THAI_THAILAND_PROVINCES = frozenset(provs) _THAI_THAILAND_PROVINCES_DETAILS = prov_details if details: return _THAI_THAILAND_PROVINCES_DETAILS return _THAI_THAILAND_PROVINCES
[docs] def thai_syllables() -> FrozenSet[str]: """ Return a frozenset of Thai syllables such as "กรอบ", "ก็", "๑", "โมบ", "โมน", "โม่ง", "กา", "ก่า", and, "ก้า". \n(See: `dev/pythainlp/corpus/syllables_th.txt\ <https://github.com/PyThaiNLP/pythainlp/blob/dev/pythainlp/corpus/syllables_th.txt>`_) We use the Thai syllable list from `KUCut <https://github.com/Thanabhat/KUCut>`_. :return: :class:`frozenset` containing syllables in the Thai language. :rtype: :class:`frozenset` """ global _THAI_SYLLABLES if not _THAI_SYLLABLES: _THAI_SYLLABLES = get_corpus(_THAI_SYLLABLES_FILENAME) return _THAI_SYLLABLES
[docs] def thai_words() -> FrozenSet[str]: """ Return a frozenset of Thai words such as "กติกา", "กดดัน", "พิษ", and "พิษภัย". \n(See: `dev/pythainlp/corpus/words_th.txt\ <https://github.com/PyThaiNLP/pythainlp/blob/dev/pythainlp/corpus/words_th.txt>`_) :return: :class:`frozenset` containing words in the Thai language. :rtype: :class:`frozenset` """ global _THAI_WORDS if not _THAI_WORDS: _THAI_WORDS = get_corpus(_THAI_WORDS_FILENAME) return _THAI_WORDS
[docs] def thai_orst_words() -> FrozenSet[str]: """ Return a frozenset of Thai words from Royal Society of Thailand \n(See: `dev/pythainlp/corpus/thai_orst_words.txt\ <https://github.com/PyThaiNLP/pythainlp/blob/dev/pythainlp/corpus/orst_words_th.txt>`_) :return: :class:`frozenset` containing words in the Thai language. :rtype: :class:`frozenset` """ global _THAI_ORST_WORDS if not _THAI_ORST_WORDS: _THAI_ORST_WORDS = get_corpus("orst_words_th.txt") return _THAI_ORST_WORDS
[docs] def thai_stopwords() -> FrozenSet[str]: """ Return a frozenset of Thai stopwords such as "มี", "ไป", "ไง", "ขณะ", "การ", and "ประการหนึ่ง". \n(See: `dev/pythainlp/corpus/stopwords_th.txt\ <https://github.com/PyThaiNLP/pythainlp/blob/dev/pythainlp/corpus/stopwords_th.txt>`_) We use stopword lists by thesis's เพ็ญศิริ ลี้ตระกูล. :See Also: เพ็ญศิริ ลี้ตระกูล . \ การเลือกประโยคสำคัญในการสรุปความภาษาไทยโดยใช้แบบจำลองแบบลำดับชั้น. \ กรุงเทพมหานคร : มหาวิทยาลัยธรรมศาสตร์; 2551. :return: :class:`frozenset` containing stopwords. :rtype: :class:`frozenset` """ global _THAI_STOPWORDS if not _THAI_STOPWORDS: _THAI_STOPWORDS = get_corpus(_THAI_STOPWORDS_FILENAME) return _THAI_STOPWORDS
[docs] def thai_negations() -> FrozenSet[str]: """ Return a frozenset of Thai negation words including "ไม่" and "แต่". \n(See: `dev/pythainlp/corpus/negations_th.txt\ <https://github.com/PyThaiNLP/pythainlp/blob/dev/pythainlp/corpus/negations_th.txt>`_) :return: :class:`frozenset` containing negations in the Thai language. :rtype: :class:`frozenset` """ global _THAI_NEGATIONS if not _THAI_NEGATIONS: _THAI_NEGATIONS = get_corpus(_THAI_NEGATIONS_FILENAME) return _THAI_NEGATIONS
[docs] def thai_family_names() -> FrozenSet[str]: """ Return a frozenset of Thai family names \n(See: `dev/pythainlp/corpus/family_names_th.txt\ <https://github.com/PyThaiNLP/pythainlp/blob/dev/pythainlp/corpus/family_names_th.txt>`_) :return: :class:`frozenset` containing Thai family names. :rtype: :class:`frozenset` """ global _THAI_FAMLIY_NAMES if not _THAI_FAMLIY_NAMES: _THAI_FAMLIY_NAMES = get_corpus(_THAI_FAMLIY_NAMES_FILENAME) return _THAI_FAMLIY_NAMES
[docs] def thai_female_names() -> FrozenSet[str]: """ Return a frozenset of Thai female names \n(See: `dev/pythainlp/corpus/person_names_female_th.txt\ <https://github.com/PyThaiNLP/pythainlp/blob/dev/pythainlp/corpus/person_names_female_th.txt>`_) :return: :class:`frozenset` containing Thai female names. :rtype: :class:`frozenset` """ global _THAI_FEMALE_NAMES if not _THAI_FEMALE_NAMES: _THAI_FEMALE_NAMES = get_corpus(_THAI_FEMALE_NAMES_FILENAME) return _THAI_FEMALE_NAMES
[docs] def thai_male_names() -> FrozenSet[str]: """ Return a frozenset of Thai male names \n(See: `dev/pythainlp/corpus/person_names_male_th.txt\ <https://github.com/PyThaiNLP/pythainlp/blob/dev/pythainlp/corpus/person_names_male_th.txt>`_) :return: :class:`frozenset` containing Thai male names. :rtype: :class:`frozenset` """ global _THAI_MALE_NAMES if not _THAI_MALE_NAMES: _THAI_MALE_NAMES = get_corpus(_THAI_MALE_NAMES_FILENAME) return _THAI_MALE_NAMES
[docs] def thai_dict() -> dict: """ Return Thai dictionary with definition from wiktionary. \n(See: `thai_dict\ <https://pythainlp.org/pythainlp-corpus/thai_dict.html>`_) :return: Thai words with part-of-speech type and definition :rtype: dict """ global _THAI_DICT if _THAI_DICT: return _THAI_DICT import csv path = get_corpus_path("thai_dict") if not path: return _THAI_DICT path = str(path) _THAI_DICT = {"word": [], "meaning": []} with open(path, newline="\n", encoding="utf-8") as csvfile: reader = csv.DictReader(csvfile, delimiter=",") for row in reader: _THAI_DICT["word"].append(row["word"]) _THAI_DICT["meaning"].append(row["meaning"]) return _THAI_DICT
[docs] def thai_wsd_dict() -> dict: """ Return Thai Word Sense Disambiguation dictionary with definition from wiktionary. \n(See: `thai_dict\ <https://pythainlp.org/pythainlp-corpus/thai_dict.html>`_) :return: Thai words with part-of-speech type and definition :rtype: dict """ global _THAI_WSD_DICT if _THAI_WSD_DICT: return _THAI_WSD_DICT thai_wsd = thai_dict() _THAI_WSD_DICT = {"word": [], "meaning": []} for i, j in zip(thai_wsd["word"], thai_wsd["meaning"]): all_value = list(ast.literal_eval(j).values()) use = [] for k in all_value: use.extend(k) use = list(set(use)) if len(use) > 1: _THAI_WSD_DICT["word"].append(i) _THAI_WSD_DICT["meaning"].append(use) return _THAI_WSD_DICT
[docs] def thai_synonyms() -> dict: """ Return Thai synonyms. \n(See: `thai_synonym\ <https://pythainlp.org/pythainlp-corpus/thai_synonym.html>`_) :return: Thai words with part-of-speech type and synonym :rtype: dict """ global _THAI_SYNONYMS if _THAI_SYNONYMS: return _THAI_SYNONYMS import csv path = get_corpus_path("thai_synonym") if not path: return _THAI_SYNONYMS path = str(path) _THAI_SYNONYMS = {"word": [], "pos": [], "synonym": []} with open(path, newline="\n", encoding="utf-8") as csvfile: reader = csv.DictReader(csvfile, delimiter=",") for row in reader: _THAI_SYNONYMS["word"].append(row["word"]) _THAI_SYNONYMS["pos"].append(row["pos"]) _THAI_SYNONYMS["synonym"].append(row["synonym"].split("|")) return _THAI_SYNONYMS
def thai_synonym() -> dict: warn_deprecation( "pythainlp.corpus.thai_synonym", "pythainlp.corpus.thai_synonyms", "5.2", ) return thai_synonyms() def find_synonyms(word: str) -> List[str]: """ Find synonyms :param str word: Thai word :return: List of synonyms of the input word or an empty list if it isn't exist. :rtype: List[str] :Example: :: from pythainlp.corpus import find_synonyms print(find_synonyms("หมู")) # output: ['จรุก', 'วราหะ', 'วราห์', 'ศูกร', 'สุกร'] """ synonyms = thai_synonyms() # get a dictionary of {word, synonym} list_synonym = [] if word in synonyms["word"]: # find by word list_synonym.extend(synonyms["synonym"][synonyms["word"].index(word)]) for idx, words in enumerate(synonyms["synonym"]): # find by synonym if word in words: list_synonym.extend(synonyms["synonym"][idx]) list_synonym.append(synonyms["word"][idx]) list_synonym = sorted(list(set(list_synonym))) if word in list_synonym: # remove same word list_synonym.remove(word) return list_synonym