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Remove star imports and enable F403/F405 Ruff checks

refactoringa technical improvement which does not add any new features or change existing features.a technical improvement which does not add any new features or change existing features.

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1207

#1207 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 16, 2026

Text normalization not working in some cases

bugbugs in the librarybugs in the library

Hacktoberfestfor Hacktoberfest eventfor Hacktoberfest event

Status: Closed (completed).

#384 In PyThaiNLP/pythainlp;

· by wannaphong was closed on Jan 22, 2026

Add PyPy3 test to tox

testsUnit test, code coverage, test caseUnit test, code coverage, test case

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1227

#1227 In PyThaiNLP/pythainlp;

· by bact was closed on Jan 26, 2026

Revert union type syntax from <code>|</code> to <code>Union[]</code> for Python 3.9 runtime compatibility

refactoringa technical improvement which does not add any new features or change existing features.a technical improvement which does not add any new features or change existing features.

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1230

#1230 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 29, 2026

Use map/filter with built-in functions for performance

refactoringa technical improvement which does not add any new features or change existing features.a technical improvement which does not add any new features or change existing features.

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1237

#1237 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 30, 2026

Minor tidy up and typo fixing

documentationimprove documentation and test casesimprove documentation and test cases

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1240

#1240 In PyThaiNLP/pythainlp;

· by bact was closed on Jan 30, 2026

Replace requests with urllib.request to reduce core dependencies

dependenciesPull requests that update a dependency filePull requests that update a dependency file

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1211

#1211 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 17, 2026

Make package zip-safe by migrating to importlib.resources

refactoringa technical improvement which does not add any new features or change existing features.a technical improvement which does not add any new features or change existing features.

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1212

#1212 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 17, 2026

Ensure thread-safety for word_tokenize() wrapper functions

refactoringa technical improvement which does not add any new features or change existing features.a technical improvement which does not add any new features or change existing features.

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1213

#1213 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 17, 2026

Fix documentation inconsistencies: SPDX headers and docstrings

documentationimprove documentation and test casesimprove documentation and test cases

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1214

#1214 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 19, 2026

Fix Python 3.13 SyntaxError: global declaration before variable use in tokenizer modules

bugbugs in the librarybugs in the library

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1218

#1218 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 19, 2026

Fix codemeta.json

documentationimprove documentation and test casesimprove documentation and test cases

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1219

#1219 In PyThaiNLP/pythainlp;

· by bact was closed on Jan 21, 2026

Add edge case tests for empty/None/zero/negative inputs

testsUnit test, code coverage, test caseUnit test, code coverage, test case

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1220

#1220 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 21, 2026

Fix normalize() to remove spaces before Thai tone marks and non-base characters (conservative approach)

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1222

#1222 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 22, 2026

Security: Fix path traversal and symlink attacks in archive extraction

security

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1225

#1225 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 26, 2026

Integrate tox.ini into pyproject.toml

refactoringa technical improvement which does not add any new features or change existing features.a technical improvement which does not add any new features or change existing features.

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1226

#1226 In PyThaiNLP/pythainlp;

· by bact was closed on Jan 26, 2026

Revert PEP 604 union syntax to Union[]/Optional[] for Python 3.9 compatibility

bugbugs in the librarybugs in the library

refactoringa technical improvement which does not add any new features or change existing features.a technical improvement which does not add any new features or change existing features.

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1228

#1228 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 27, 2026

Fix type hints for Python 3.9 runtime compatibility

refactoringa technical improvement which does not add any new features or change existing features.a technical improvement which does not add any new features or change existing features.

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1231

#1231 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 29, 2026

Fix type hint inconsistencies and improve type precision

refactoringa technical improvement which does not add any new features or change existing features.a technical improvement which does not add any new features or change existing features.

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1232

#1232 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 30, 2026

Update copilot instructions

documentationimprove documentation and test casesimprove documentation and test cases

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1233

#1233 In PyThaiNLP/pythainlp;

· by bact was closed on Jan 29, 2026

Add None validation for corpus paths to prevent confusing runtime errors

refactoringa technical improvement which does not add any new features or change existing features.a technical improvement which does not add any new features or change existing features.

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1234

#1234 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 30, 2026

Refactor type: ignore suppressions to proper type fixes

refactoringa technical improvement which does not add any new features or change existing features.a technical improvement which does not add any new features or change existing features.

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1235

#1235 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 30, 2026

Refactor featurize() to eliminate Union types and cast() calls

refactoringa technical improvement which does not add any new features or change existing features.a technical improvement which does not add any new features or change existing features.

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1236

#1236 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 30, 2026

Fix spelling errors in comments and docstrings

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1238

#1238 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 30, 2026

Remove obsolete configuration files (.pep8speaks.yml and .pyup.yml)

infrastructurebuild process, configuration, GitHub Actionsbuild process, configuration, GitHub Actions

Status: Merged (completed).

PyThaiNLP/pythainlpnumber 1239

#1239 In PyThaiNLP/pythainlp;

· by Copilot was closed on Jan 30, 2026