Source code for pythainlp.tag.locations

# -*- coding: utf-8 -*-
"""
Recognizes locations in text
"""

from typing import List, Tuple

from pythainlp.corpus import provinces


[docs]def tag_provinces(tokens: List[str]) -> List[Tuple[str, str]]: """ This function recognize Thailand provinces in text. :param list[str] tokens: a list of words :reutrn: a list of tuple indicating NER for `LOCATION` in IOB format :rtype: list[tuple[str, str]] :Example: :: from pythainlp.tag import tag_provinces text = ['หนองคาย', 'น่าอยู่'] tag_provinces(text) # output: [('หนองคาย', 'B-LOCATION'), ('น่าอยู่', 'O')] text = ['อำเภอ', 'ฝาง','เป็น','ส่วน','หนึ่ง','ของ', 'จังหวัด', \\ 'เชียงใหม่'] tag_provinces(text) # output: [('อำเภอ', 'O'), ('ฝาง', 'O'), ('เป็น', 'O'), ('ส่วน', 'O'), # ('หนึ่ง', 'O'), ('ของ', 'O'), ('จังหวัด', 'O'), # ('เชียงใหม่', 'B-LOCATION')] """ province_list = provinces() output = [] for token in tokens: if token in province_list: output.append((token, "B-LOCATION")) else: output.append((token, "O")) return output