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# SPDX-FileCopyrightText: 2016-2025 PyThaiNLP Project
# SPDX-FileType: SOURCE
# SPDX-License-Identifier: Apache-2.0
# Tests for tokenize functions that need extra dependencies
import unittest
from pythainlp.tokenize import (
DEFAULT_WORD_DICT_TRIE,
attacut,
deepcut,
nercut,
oskut,
paragraph_tokenize,
sefr_cut,
sent_tokenize,
ssg,
subword_tokenize,
tltk,
word_tokenize,
)
from ..core.test_tokenize import (
SENT_1,
SENT_2,
SENT_3,
SENT_4,
TEXT_1,
)
class DetokenizeTestCase(unittest.TestCase):
def test_numeric_data_format(self):
engines = ["attacut", "deepcut", "sefr_cut"]
for engine in engines:
self.assertIn(
"127.0.0.1",
word_tokenize("ไอพีของคุณคือ 127.0.0.1 ครับ", engine=engine),
)
tokens = word_tokenize(
"เวลา 12:12pm มีโปรโมชั่น 11.11", engine=engine
)
self.assertTrue(
any(value in tokens for value in ["12:12pm", "12:12"]),
msg=f"{engine}: {tokens}",
)
self.assertIn("11.11", tokens)
self.assertIn(
"1,234,567.89",
word_tokenize("รางวัลมูลค่า 1,234,567.89 บาท", engine=engine),
)
tokens = word_tokenize("อัตราส่วน 2.5:1 คือ 5:2", engine=engine)
self.assertIn("2.5:1", tokens)
self.assertIn("5:2", tokens)
# try turning off `join_broken_num`
engine = "attacut"
self.assertNotIn(
"127.0.0.1",
word_tokenize(
"ไอพีของคุณคือ 127.0.0.1 ครับ",
engine=engine,
join_broken_num=False,
),
)
self.assertNotIn(
"1,234,567.89",
word_tokenize(
"รางวัลมูลค่า 1,234,567.89 บาท",
engine=engine,
join_broken_num=False,
),
)
class ParagraphTokenizeTestCase(unittest.TestCase):
def test_paragraph_tokenize(self):
sent = (
"(1) บทความนี้ผู้เขียนสังเคราะห์ขึ้นมา"
"จากผลงานวิจัยที่เคยทำมาในอดีต"
" มิได้ทำการศึกษาค้นคว้าใหม่อย่างกว้างขวางแต่อย่างใด"
" จึงใคร่ขออภัยในความบกพร่องทั้งปวงมา ณ ที่นี้"
)
self.assertIsNotNone(paragraph_tokenize(sent))
with self.assertRaises(ValueError):
paragraph_tokenize(
sent, engine="ai2+2thai"
) # engine does not exist
class SentTokenizeTLTKTestCase(unittest.TestCase):
def test_sent_tokenize_tltk(self):
self.assertIsNotNone(
sent_tokenize(
SENT_1,
engine="tltk",
),
)
self.assertIsNotNone(
sent_tokenize(
SENT_2,
engine="tltk",
),
)
self.assertIsNotNone(
sent_tokenize(
SENT_3,
engine="tltk",
),
)
class SentTokenizeThaiSumTestCase(unittest.TestCase):
def test_sent_tokenize_thaisum(self):
self.assertIsNotNone(
sent_tokenize(
SENT_1,
engine="thaisum",
),
)
self.assertIsNotNone(
sent_tokenize(
SENT_2,
engine="thaisum",
),
)
self.assertIsNotNone(
sent_tokenize(
SENT_3,
engine="thaisum",
),
)
self.assertEqual(
sent_tokenize(SENT_4, engine="thaisum"),
[["ผม", "กิน", "ข้าว", " ", "เธอ", "เล่น", "เกม"]],
)
class SentTokenizeWTPTestCase(unittest.TestCase):
def test_sent_tokenize_wtp(self):
self.assertIsNotNone(
sent_tokenize(
SENT_3,
engine="wtp",
),
)
def test_sent_tokenize_wtp_tiny(self):
self.assertIsNotNone(
sent_tokenize(
SENT_3,
engine="wtp-tiny",
),
)
# self.assertIsNotNone(
# sent_tokenize(
# SENT_3,
# engine="wtp-base",
# ),
# )
# self.assertIsNotNone(
# sent_tokenize(
# SENT_3,
# engine="wtp-large",
# ),
# )
class SubwordTokenizePhayathaiTestCase(unittest.TestCase):
def test_subword_tokenize_phayathai(self):
self.assertEqual(subword_tokenize(None, engine="phayathai"), [])
self.assertEqual(subword_tokenize("", engine="phayathai"), [])
self.assertIsInstance(
subword_tokenize("สวัสดิีดาวอังคาร", engine="phayathai"), list
)
self.assertNotIn(
"า", subword_tokenize("สวัสดีดาวอังคาร", engine="phayathai")
)
self.assertIsInstance(
subword_tokenize("โควิด19", engine="phayathai"), list
)
class SubwordTokenizeSSGTestCase(unittest.TestCase):
def test_subword_tokenize_ssg(self):
self.assertEqual(ssg.segment(None), [])
self.assertEqual(ssg.segment(""), [])
self.assertEqual(subword_tokenize(None, engine="ssg"), [])
self.assertEqual(
subword_tokenize("แมวกินปลา", engine="ssg"), ["แมว", "กิน", "ปลา"]
)
self.assertIn("ดาว", subword_tokenize("สวัสดีดาวอังคาร", engine="ssg"))
self.assertNotIn("า", subword_tokenize("สวัสดีดาวอังคาร", engine="ssg"))
class SubwordTokenizeTLTKTestCase(unittest.TestCase):
def test_subword_tokenize_tltk(self):
self.assertEqual(subword_tokenize(None, engine="tltk"), [])
self.assertEqual(subword_tokenize("", engine="tltk"), [])
self.assertIsInstance(
subword_tokenize("สวัสดิีดาวอังคาร", engine="tltk"), list
)
self.assertNotIn("า", subword_tokenize("สวัสดีดาวอังคาร", engine="tltk"))
self.assertIsInstance(subword_tokenize("โควิด19", engine="tltk"), list)
class SubwordTokenizeWangchanbertaTestCase(unittest.TestCase):
def test_subword_tokenize_wangchanberta(self):
self.assertEqual(subword_tokenize(None, engine="wangchanberta"), [])
self.assertEqual(subword_tokenize("", engine="wangchanberta"), [])
self.assertIsInstance(
subword_tokenize("สวัสดิีดาวอังคาร", engine="wangchanberta"), list
)
self.assertNotIn(
"า", subword_tokenize("สวัสดีดาวอังคาร", engine="wangchanberta")
)
self.assertIsInstance(
subword_tokenize("โควิด19", engine="wangchanberta"), list
)
class SyllableTokenizeTLTKTestCase(unittest.TestCase):
def test_tltk(self):
self.assertEqual(tltk.segment(None), [])
self.assertEqual(tltk.segment(""), [])
self.assertEqual(
tltk.syllable_tokenize("ฉันรักภาษาไทยเพราะฉันเป็นคนไทย"),
[
"ฉัน",
"รัก",
"ภา",
"ษา",
"ไทย",
"เพราะ",
"ฉัน",
"เป็น",
"คน",
"ไทย",
],
)
self.assertEqual(tltk.syllable_tokenize(None), [])
self.assertEqual(tltk.syllable_tokenize(""), [])
class WordTokenizeAttacutTestCase(unittest.TestCase):
def test_word_tokenize_attacut(self):
self.assertIsNotNone(word_tokenize(TEXT_1, engine="attacut"))
def test_attacut(self):
self.assertEqual(attacut.segment(None), [])
self.assertEqual(attacut.segment(""), [])
self.assertEqual(
word_tokenize("ฉันรักภาษาไทยเพราะฉันเป็นคนไทย", engine="attacut"),
["ฉัน", "รัก", "ภาษา", "ไทย", "เพราะ", "ฉัน", "เป็น", "คน", "ไทย"],
)
self.assertEqual(
attacut.segment("ฉันรักภาษาไทยเพราะฉันเป็นคนไทย", model="attacut-sc"),
["ฉัน", "รัก", "ภาษา", "ไทย", "เพราะ", "ฉัน", "เป็น", "คน", "ไทย"],
)
self.assertIsNotNone(
attacut.segment("ฉันรักภาษาไทยเพราะฉันเป็นคนไทย", model="attacut-c")
)
class WordTokenizeDeepcutTestCase(unittest.TestCase):
def test_word_tokenize_deepcut(self):
self.assertIsNotNone(word_tokenize(TEXT_1, engine="deepcut"))
def test_deepcut(self):
self.assertEqual(deepcut.segment(None), [])
self.assertEqual(deepcut.segment(""), [])
self.assertIsNotNone(deepcut.segment("ทดสอบ", DEFAULT_WORD_DICT_TRIE))
self.assertIsNotNone(deepcut.segment("ทดสอบ", ["ทด", "สอบ"]))
self.assertIsNotNone(word_tokenize("ทดสอบ", engine="deepcut"))
self.assertIsNotNone(
word_tokenize(
"ทดสอบ", engine="deepcut", custom_dict=DEFAULT_WORD_DICT_TRIE
)
)
class WordTokenizeNERCutTestCase(unittest.TestCase):
def test_word_tokenize_nercut(self):
self.assertIsNotNone(word_tokenize(TEXT_1, engine="nercut"))
def test_nercut(self):
self.assertEqual(nercut.segment(None), [])
self.assertEqual(nercut.segment(""), [])
self.assertIsNotNone(nercut.segment("ทดสอบ"))
self.assertEqual(nercut.segment("ทันแน่ๆ"), ["ทัน", "แน่ๆ"])
self.assertEqual(nercut.segment("%1ครั้ง"), ["%", "1", "ครั้ง"])
self.assertEqual(nercut.segment("ทุ๊กกโคนน"), ["ทุ๊กกโคนน"])
self.assertIsNotNone(nercut.segment("อย่าลืมอัพการ์ดนะจ๊ะ"))
self.assertIsNotNone(word_tokenize("ทดสอบ", engine="nercut"))
class WordTokenizeOSKutTestCase(unittest.TestCase):
def test_word_tokenize_oskut(self):
self.assertIsNotNone(word_tokenize(TEXT_1, engine="oskut"))
def test_oskut(self):
self.assertEqual(oskut.segment(None), [])
self.assertEqual(oskut.segment(""), [])
self.assertIsNotNone(
oskut.segment("ฉันรักภาษาไทยเพราะฉันเป็นคนไทย"),
)
self.assertIsNotNone(
oskut.segment("ฉันรักภาษาไทยเพราะฉันเป็นคนไทย", engine="scads"),
)
class WordTokenizeSEFRCutTestCase(unittest.TestCase):
def test_word_tokenize_sefr_cut(self):
self.assertIsNotNone(word_tokenize(TEXT_1, engine="sefr_cut"))
def test_sefr_cut(self):
self.assertEqual(sefr_cut.segment(None), [])
self.assertEqual(sefr_cut.segment(""), [])
self.assertIsNotNone(
sefr_cut.segment("ฉันรักภาษาไทยเพราะฉันเป็นคนไทย"),
)
self.assertIsNotNone(
sefr_cut.segment("ฉันรักภาษาไทยเพราะฉันเป็นคนไทย", engine="tnhc"),
)
class WordTokenizeTLTKTestCase(unittest.TestCase):
def test_word_tokenize_tltk(self):
self.assertIsNotNone(word_tokenize(TEXT_1, engine="tltk"))
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