| |
| |
| |
| |
| """ |
| Convert digits |
| """ |
|
|
| _arabic_thai = { |
| "0": "๐", |
| "1": "๑", |
| "2": "๒", |
| "3": "๓", |
| "4": "๔", |
| "5": "๕", |
| "6": "๖", |
| "7": "๗", |
| "8": "๘", |
| "9": "๙", |
| } |
|
|
| _thai_arabic = { |
| "๐": "0", |
| "๑": "1", |
| "๒": "2", |
| "๓": "3", |
| "๔": "4", |
| "๕": "5", |
| "๖": "6", |
| "๗": "7", |
| "๘": "8", |
| "๙": "9", |
| } |
|
|
| _digit_spell = { |
| "0": "ศูนย์", |
| "1": "หนึ่ง", |
| "2": "สอง", |
| "3": "สาม", |
| "4": "สี่", |
| "5": "ห้า", |
| "6": "หก", |
| "7": "เจ็ด", |
| "8": "แปด", |
| "9": "เก้า", |
| } |
|
|
| _spell_digit = { |
| "ศูนย์": "0", |
| "หนึ่ง": "1", |
| "สอง": "2", |
| "สาม": "3", |
| "สี่": "4", |
| "ห้า": "5", |
| "หก": "6", |
| "เจ็ด": "7", |
| "แปด": "8", |
| "เก้า": "9", |
| } |
|
|
| _arabic_thai_translate_table = str.maketrans(_arabic_thai) |
| _thai_arabic_translate_table = str.maketrans(_thai_arabic) |
| _digit_spell_translate_table = str.maketrans(_digit_spell) |
|
|
|
|
| def thai_digit_to_arabic_digit(text: str) -> str: |
| """ |
| This function converts Thai digits (i.e. ๑, ๓, ๑๐) to Arabic digits |
| (i.e. 1, 3, 10). |
| |
| :param str text: Text with Thai digits such as '๑', '๒', '๓' |
| :return: Text with Thai digits converted to Arabic digits |
| such as '1', '2', '3' |
| :rtype: str |
| |
| :Example: |
| :: |
| |
| from pythainlp.util import thai_digit_to_arabic_digit |
| |
| text = 'เป็นจำนวน ๑๒๓,๔๐๐.๒๕ บาท' |
| |
| thai_digit_to_arabic_digit(text) |
| # output: เป็นจำนวน 123,400.25 บาท |
| """ |
| if not text or not isinstance(text, str): |
| return "" |
|
|
| return text.translate(_thai_arabic_translate_table) |
|
|
|
|
| def arabic_digit_to_thai_digit(text: str) -> str: |
| """ |
| This function converts Arabic digits (i.e. 1, 3, 10) to Thai digits |
| (i.e. ๑, ๓, ๑๐). |
| |
| :param str text: Text with Arabic digits such as '1', '2', '3' |
| :return: Text with Arabic digits converted to Thai digits |
| such as '๑', '๒', '๓' |
| :rtype: str |
| |
| :Example: |
| :: |
| |
| from pythainlp.util import arabic_digit_to_thai_digit |
| |
| text = 'เป็นจำนวน 123,400.25 บาท' |
| |
| arabic_digit_to_thai_digit(text) |
| # output: เป็นจำนวน ๑๒๓,๔๐๐.๒๕ บาท |
| """ |
| if not text or not isinstance(text, str): |
| return "" |
|
|
| |
| return text.translate(_arabic_thai_translate_table) |
|
|
|
|
| def digit_to_text(text: str) -> str: |
| """ |
| :param str text: Text with digits such as '1', '2', '๓', '๔' |
| :return: Text with digits spelled out in Thai |
| """ |
| if not text or not isinstance(text, str): |
| return "" |
|
|
| |
| text = text.translate(_thai_arabic_translate_table) |
| |
| text = text.translate(_digit_spell_translate_table) |
| return text |
|
|
|
|
| def text_to_arabic_digit(text: str) -> str: |
| """ |
| This function converts spelled out digits in Thai to Arabic digits. |
| |
| :param text: A digit spelled out in Thai |
| :return: An Arabic digit such as '1', '2', '3' if the text is |
| digit spelled out in Thai (ศูนย์, หนึ่ง, สอง, ..., เก้า). |
| Otherwise, it returns an empty string. |
| :rtype: str |
| |
| :Example: |
| :: |
| |
| from pythainlp.util import text_to_arabic_digit |
| |
| text_to_arabic_digit("ศูนย์") |
| # output: 0 |
| text_to_arabic_digit("หนึ่ง") |
| # output: 1 |
| text_to_arabic_digit("แปด") |
| # output: 8 |
| text_to_arabic_digit("เก้า") |
| # output: 9 |
| |
| # For text that is not digit spelled out in Thai |
| text_to_arabic_digit("สิบ") == "" |
| # output: True |
| text_to_arabic_digit("เก้าร้อย") == "" |
| # output: True |
| """ |
| if not text or text not in _spell_digit: |
| return "" |
|
|
| return _spell_digit[text] |
|
|
|
|
| def text_to_thai_digit(text: str) -> str: |
| """ |
| This function converts spelled out digits in Thai to Thai digits. |
| |
| :param text: A digit spelled out in Thai |
| :return: A Thai digit such as '๑', '๒', '๓' if the text is digit |
| spelled out in Thai (ศูนย์, หนึ่ง, สอง, ..., เก้า). |
| Otherwise, it returns an empty string. |
| :rtype: str |
| |
| :Example: |
| :: |
| |
| from pythainlp.util import text_to_thai_digit |
| |
| text_to_thai_digit("ศูนย์") |
| # output: ๐ |
| text_to_thai_digit("หนึ่ง") |
| # output: ๑ |
| text_to_thai_digit("แปด") |
| # output: ๘ |
| text_to_thai_digit("เก้า") |
| # output: ๙ |
| |
| # For text that is not Thai digit spelled out |
| text_to_thai_digit("สิบ") == "" |
| # output: True |
| text_to_thai_digit("เก้าร้อย") == "" |
| # output: True |
| """ |
| return arabic_digit_to_thai_digit(text_to_arabic_digit(text)) |
|
|
