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  1. Metadata-Version: 2.1
  2. Name: charset-normalizer
  3. Version: 3.4.1
  4. Summary: The Real First Universal Charset Detector. Open, modern and actively maintained alternative to Chardet.
  5. Author-email: "Ahmed R. TAHRI" <tahri.ahmed@proton.me>
  6. Maintainer-email: "Ahmed R. TAHRI" <tahri.ahmed@proton.me>
  7. License: MIT
  8. Project-URL: Changelog, https://github.com/jawah/charset_normalizer/blob/master/CHANGELOG.md
  9. Project-URL: Documentation, https://charset-normalizer.readthedocs.io/
  10. Project-URL: Code, https://github.com/jawah/charset_normalizer
  11. Project-URL: Issue tracker, https://github.com/jawah/charset_normalizer/issues
  12. Keywords: encoding,charset,charset-detector,detector,normalization,unicode,chardet,detect
  13. Classifier: Development Status :: 5 - Production/Stable
  14. Classifier: Intended Audience :: Developers
  15. Classifier: License :: OSI Approved :: MIT License
  16. Classifier: Operating System :: OS Independent
  17. Classifier: Programming Language :: Python
  18. Classifier: Programming Language :: Python :: 3
  19. Classifier: Programming Language :: Python :: 3.7
  20. Classifier: Programming Language :: Python :: 3.8
  21. Classifier: Programming Language :: Python :: 3.9
  22. Classifier: Programming Language :: Python :: 3.10
  23. Classifier: Programming Language :: Python :: 3.11
  24. Classifier: Programming Language :: Python :: 3.12
  25. Classifier: Programming Language :: Python :: 3.13
  26. Classifier: Programming Language :: Python :: 3 :: Only
  27. Classifier: Programming Language :: Python :: Implementation :: CPython
  28. Classifier: Programming Language :: Python :: Implementation :: PyPy
  29. Classifier: Topic :: Text Processing :: Linguistic
  30. Classifier: Topic :: Utilities
  31. Classifier: Typing :: Typed
  32. Requires-Python: >=3.7
  33. Description-Content-Type: text/markdown
  34. License-File: LICENSE
  35. Provides-Extra: unicode-backport
  36. <h1 align="center">Charset Detection, for Everyone 👋</h1>
  37. <p align="center">
  38. <sup>The Real First Universal Charset Detector</sup><br>
  39. <a href="https://pypi.org/project/charset-normalizer">
  40. <img src="https://img.shields.io/pypi/pyversions/charset_normalizer.svg?orange=blue" />
  41. </a>
  42. <a href="https://pepy.tech/project/charset-normalizer/">
  43. <img alt="Download Count Total" src="https://static.pepy.tech/badge/charset-normalizer/month" />
  44. </a>
  45. <a href="https://bestpractices.coreinfrastructure.org/projects/7297">
  46. <img src="https://bestpractices.coreinfrastructure.org/projects/7297/badge">
  47. </a>
  48. </p>
  49. <p align="center">
  50. <sup><i>Featured Packages</i></sup><br>
  51. <a href="https://github.com/jawah/niquests">
  52. <img alt="Static Badge" src="https://img.shields.io/badge/Niquests-Best_HTTP_Client-cyan">
  53. </a>
  54. <a href="https://github.com/jawah/wassima">
  55. <img alt="Static Badge" src="https://img.shields.io/badge/Wassima-Certifi_Killer-cyan">
  56. </a>
  57. </p>
  58. <p align="center">
  59. <sup><i>In other language (unofficial port - by the community)</i></sup><br>
  60. <a href="https://github.com/nickspring/charset-normalizer-rs">
  61. <img alt="Static Badge" src="https://img.shields.io/badge/Rust-red">
  62. </a>
  63. </p>
  64. > A library that helps you read text from an unknown charset encoding.<br /> Motivated by `chardet`,
  65. > I'm trying to resolve the issue by taking a new approach.
  66. > All IANA character set names for which the Python core library provides codecs are supported.
  67. <p align="center">
  68. >>>>> <a href="https://charsetnormalizerweb.ousret.now.sh" target="_blank">👉 Try Me Online Now, Then Adopt Me 👈 </a> <<<<<
  69. </p>
  70. This project offers you an alternative to **Universal Charset Encoding Detector**, also known as **Chardet**.
  71. | Feature | [Chardet](https://github.com/chardet/chardet) | Charset Normalizer | [cChardet](https://github.com/PyYoshi/cChardet) |
  72. |--------------------------------------------------|:---------------------------------------------:|:--------------------------------------------------------------------------------------------------:|:-----------------------------------------------:|
  73. | `Fast` | ❌ | ✅ | ✅ |
  74. | `Universal**` | ❌ | ✅ | ❌ |
  75. | `Reliable` **without** distinguishable standards | ❌ | ✅ | ✅ |
  76. | `Reliable` **with** distinguishable standards | ✅ | ✅ | ✅ |
  77. | `License` | LGPL-2.1<br>_restrictive_ | MIT | MPL-1.1<br>_restrictive_ |
  78. | `Native Python` | ✅ | ✅ | ❌ |
  79. | `Detect spoken language` | ❌ | ✅ | N/A |
  80. | `UnicodeDecodeError Safety` | ❌ | ✅ | ❌ |
  81. | `Whl Size (min)` | 193.6 kB | 42 kB | ~200 kB |
  82. | `Supported Encoding` | 33 | 🎉 [99](https://charset-normalizer.readthedocs.io/en/latest/user/support.html#supported-encodings) | 40 |
  83. <p align="center">
  84. <img src="https://i.imgflip.com/373iay.gif" alt="Reading Normalized Text" width="226"/><img src="https://media.tenor.com/images/c0180f70732a18b4965448d33adba3d0/tenor.gif" alt="Cat Reading Text" width="200"/>
  85. </p>
  86. *\*\* : They are clearly using specific code for a specific encoding even if covering most of used one*<br>
  87. ## ⚡ Performance
  88. This package offer better performance than its counterpart Chardet. Here are some numbers.
  89. | Package | Accuracy | Mean per file (ms) | File per sec (est) |
  90. |-----------------------------------------------|:--------:|:------------------:|:------------------:|
  91. | [chardet](https://github.com/chardet/chardet) | 86 % | 63 ms | 16 file/sec |
  92. | charset-normalizer | **98 %** | **10 ms** | 100 file/sec |
  93. | Package | 99th percentile | 95th percentile | 50th percentile |
  94. |-----------------------------------------------|:---------------:|:---------------:|:---------------:|
  95. | [chardet](https://github.com/chardet/chardet) | 265 ms | 71 ms | 7 ms |
  96. | charset-normalizer | 100 ms | 50 ms | 5 ms |
  97. _updated as of december 2024 using CPython 3.12_
  98. Chardet's performance on larger file (1MB+) are very poor. Expect huge difference on large payload.
  99. > Stats are generated using 400+ files using default parameters. More details on used files, see GHA workflows.
  100. > And yes, these results might change at any time. The dataset can be updated to include more files.
  101. > The actual delays heavily depends on your CPU capabilities. The factors should remain the same.
  102. > Keep in mind that the stats are generous and that Chardet accuracy vs our is measured using Chardet initial capability
  103. > (e.g. Supported Encoding) Challenge-them if you want.
  104. ## ✨ Installation
  105. Using pip:
  106. ```sh
  107. pip install charset-normalizer -U
  108. ```
  109. ## 🚀 Basic Usage
  110. ### CLI
  111. This package comes with a CLI.
  112. ```
  113. usage: normalizer [-h] [-v] [-a] [-n] [-m] [-r] [-f] [-t THRESHOLD]
  114. file [file ...]
  115. The Real First Universal Charset Detector. Discover originating encoding used
  116. on text file. Normalize text to unicode.
  117. positional arguments:
  118. files File(s) to be analysed
  119. optional arguments:
  120. -h, --help show this help message and exit
  121. -v, --verbose Display complementary information about file if any.
  122. Stdout will contain logs about the detection process.
  123. -a, --with-alternative
  124. Output complementary possibilities if any. Top-level
  125. JSON WILL be a list.
  126. -n, --normalize Permit to normalize input file. If not set, program
  127. does not write anything.
  128. -m, --minimal Only output the charset detected to STDOUT. Disabling
  129. JSON output.
  130. -r, --replace Replace file when trying to normalize it instead of
  131. creating a new one.
  132. -f, --force Replace file without asking if you are sure, use this
  133. flag with caution.
  134. -t THRESHOLD, --threshold THRESHOLD
  135. Define a custom maximum amount of chaos allowed in
  136. decoded content. 0. <= chaos <= 1.
  137. --version Show version information and exit.
  138. ```
  139. ```bash
  140. normalizer ./data/sample.1.fr.srt
  141. ```
  142. or
  143. ```bash
  144. python -m charset_normalizer ./data/sample.1.fr.srt
  145. ```
  146. 🎉 Since version 1.4.0 the CLI produce easily usable stdout result in JSON format.
  147. ```json
  148. {
  149. "path": "/home/default/projects/charset_normalizer/data/sample.1.fr.srt",
  150. "encoding": "cp1252",
  151. "encoding_aliases": [
  152. "1252",
  153. "windows_1252"
  154. ],
  155. "alternative_encodings": [
  156. "cp1254",
  157. "cp1256",
  158. "cp1258",
  159. "iso8859_14",
  160. "iso8859_15",
  161. "iso8859_16",
  162. "iso8859_3",
  163. "iso8859_9",
  164. "latin_1",
  165. "mbcs"
  166. ],
  167. "language": "French",
  168. "alphabets": [
  169. "Basic Latin",
  170. "Latin-1 Supplement"
  171. ],
  172. "has_sig_or_bom": false,
  173. "chaos": 0.149,
  174. "coherence": 97.152,
  175. "unicode_path": null,
  176. "is_preferred": true
  177. }
  178. ```
  179. ### Python
  180. *Just print out normalized text*
  181. ```python
  182. from charset_normalizer import from_path
  183. results = from_path('./my_subtitle.srt')
  184. print(str(results.best()))
  185. ```
  186. *Upgrade your code without effort*
  187. ```python
  188. from charset_normalizer import detect
  189. ```
  190. The above code will behave the same as **chardet**. We ensure that we offer the best (reasonable) BC result possible.
  191. See the docs for advanced usage : [readthedocs.io](https://charset-normalizer.readthedocs.io/en/latest/)
  192. ## 😇 Why
  193. When I started using Chardet, I noticed that it was not suited to my expectations, and I wanted to propose a
  194. reliable alternative using a completely different method. Also! I never back down on a good challenge!
  195. I **don't care** about the **originating charset** encoding, because **two different tables** can
  196. produce **two identical rendered string.**
  197. What I want is to get readable text, the best I can.
  198. In a way, **I'm brute forcing text decoding.** How cool is that ? 😎
  199. Don't confuse package **ftfy** with charset-normalizer or chardet. ftfy goal is to repair Unicode string whereas charset-normalizer to convert raw file in unknown encoding to unicode.
  200. ## 🍰 How
  201. - Discard all charset encoding table that could not fit the binary content.
  202. - Measure noise, or the mess once opened (by chunks) with a corresponding charset encoding.
  203. - Extract matches with the lowest mess detected.
  204. - Additionally, we measure coherence / probe for a language.
  205. **Wait a minute**, what is noise/mess and coherence according to **YOU ?**
  206. *Noise :* I opened hundred of text files, **written by humans**, with the wrong encoding table. **I observed**, then
  207. **I established** some ground rules about **what is obvious** when **it seems like** a mess (aka. defining noise in rendered text).
  208. I know that my interpretation of what is noise is probably incomplete, feel free to contribute in order to
  209. improve or rewrite it.
  210. *Coherence :* For each language there is on earth, we have computed ranked letter appearance occurrences (the best we can). So I thought
  211. that intel is worth something here. So I use those records against decoded text to check if I can detect intelligent design.
  212. ## ⚡ Known limitations
  213. - Language detection is unreliable when text contains two or more languages sharing identical letters. (eg. HTML (english tags) + Turkish content (Sharing Latin characters))
  214. - Every charset detector heavily depends on sufficient content. In common cases, do not bother run detection on very tiny content.
  215. ## ⚠️ About Python EOLs
  216. **If you are running:**
  217. - Python >=2.7,<3.5: Unsupported
  218. - Python 3.5: charset-normalizer < 2.1
  219. - Python 3.6: charset-normalizer < 3.1
  220. - Python 3.7: charset-normalizer < 4.0
  221. Upgrade your Python interpreter as soon as possible.
  222. ## 👤 Contributing
  223. Contributions, issues and feature requests are very much welcome.<br />
  224. Feel free to check [issues page](https://github.com/ousret/charset_normalizer/issues) if you want to contribute.
  225. ## 📝 License
  226. Copyright © [Ahmed TAHRI @Ousret](https://github.com/Ousret).<br />
  227. This project is [MIT](https://github.com/Ousret/charset_normalizer/blob/master/LICENSE) licensed.
  228. Characters frequencies used in this project © 2012 [Denny Vrandečić](http://simia.net/letters/)
  229. ## 💼 For Enterprise
  230. Professional support for charset-normalizer is available as part of the [Tidelift
  231. Subscription][1]. Tidelift gives software development teams a single source for
  232. purchasing and maintaining their software, with professional grade assurances
  233. from the experts who know it best, while seamlessly integrating with existing
  234. tools.
  235. [1]: https://tidelift.com/subscription/pkg/pypi-charset-normalizer?utm_source=pypi-charset-normalizer&utm_medium=readme
  236. [![OpenSSF Best Practices](https://www.bestpractices.dev/projects/7297/badge)](https://www.bestpractices.dev/projects/7297)
  237. # Changelog
  238. All notable changes to charset-normalizer will be documented in this file. This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
  239. The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
  240. ## [3.4.1](https://github.com/Ousret/charset_normalizer/compare/3.4.0...3.4.1) (2024-12-24)
  241. ### Changed
  242. - Project metadata are now stored using `pyproject.toml` instead of `setup.cfg` using setuptools as the build backend.
  243. - Enforce annotation delayed loading for a simpler and consistent types in the project.
  244. - Optional mypyc compilation upgraded to version 1.14 for Python >= 3.8
  245. ### Added
  246. - pre-commit configuration.
  247. - noxfile.
  248. ### Removed
  249. - `build-requirements.txt` as per using `pyproject.toml` native build configuration.
  250. - `bin/integration.py` and `bin/serve.py` in favor of downstream integration test (see noxfile).
  251. - `setup.cfg` in favor of `pyproject.toml` metadata configuration.
  252. - Unused `utils.range_scan` function.
  253. ### Fixed
  254. - Converting content to Unicode bytes may insert `utf_8` instead of preferred `utf-8`. (#572)
  255. - Deprecation warning "'count' is passed as positional argument" when converting to Unicode bytes on Python 3.13+
  256. ## [3.4.0](https://github.com/Ousret/charset_normalizer/compare/3.3.2...3.4.0) (2024-10-08)
  257. ### Added
  258. - Argument `--no-preemptive` in the CLI to prevent the detector to search for hints.
  259. - Support for Python 3.13 (#512)
  260. ### Fixed
  261. - Relax the TypeError exception thrown when trying to compare a CharsetMatch with anything else than a CharsetMatch.
  262. - Improved the general reliability of the detector based on user feedbacks. (#520) (#509) (#498) (#407) (#537)
  263. - Declared charset in content (preemptive detection) not changed when converting to utf-8 bytes. (#381)
  264. ## [3.3.2](https://github.com/Ousret/charset_normalizer/compare/3.3.1...3.3.2) (2023-10-31)
  265. ### Fixed
  266. - Unintentional memory usage regression when using large payload that match several encoding (#376)
  267. - Regression on some detection case showcased in the documentation (#371)
  268. ### Added
  269. - Noise (md) probe that identify malformed arabic representation due to the presence of letters in isolated form (credit to my wife)
  270. ## [3.3.1](https://github.com/Ousret/charset_normalizer/compare/3.3.0...3.3.1) (2023-10-22)
  271. ### Changed
  272. - Optional mypyc compilation upgraded to version 1.6.1 for Python >= 3.8
  273. - Improved the general detection reliability based on reports from the community
  274. ## [3.3.0](https://github.com/Ousret/charset_normalizer/compare/3.2.0...3.3.0) (2023-09-30)
  275. ### Added
  276. - Allow to execute the CLI (e.g. normalizer) through `python -m charset_normalizer.cli` or `python -m charset_normalizer`
  277. - Support for 9 forgotten encoding that are supported by Python but unlisted in `encoding.aliases` as they have no alias (#323)
  278. ### Removed
  279. - (internal) Redundant utils.is_ascii function and unused function is_private_use_only
  280. - (internal) charset_normalizer.assets is moved inside charset_normalizer.constant
  281. ### Changed
  282. - (internal) Unicode code blocks in constants are updated using the latest v15.0.0 definition to improve detection
  283. - Optional mypyc compilation upgraded to version 1.5.1 for Python >= 3.8
  284. ### Fixed
  285. - Unable to properly sort CharsetMatch when both chaos/noise and coherence were close due to an unreachable condition in \_\_lt\_\_ (#350)
  286. ## [3.2.0](https://github.com/Ousret/charset_normalizer/compare/3.1.0...3.2.0) (2023-06-07)
  287. ### Changed
  288. - Typehint for function `from_path` no longer enforce `PathLike` as its first argument
  289. - Minor improvement over the global detection reliability
  290. ### Added
  291. - Introduce function `is_binary` that relies on main capabilities, and optimized to detect binaries
  292. - Propagate `enable_fallback` argument throughout `from_bytes`, `from_path`, and `from_fp` that allow a deeper control over the detection (default True)
  293. - Explicit support for Python 3.12
  294. ### Fixed
  295. - Edge case detection failure where a file would contain 'very-long' camel cased word (Issue #289)
  296. ## [3.1.0](https://github.com/Ousret/charset_normalizer/compare/3.0.1...3.1.0) (2023-03-06)
  297. ### Added
  298. - Argument `should_rename_legacy` for legacy function `detect` and disregard any new arguments without errors (PR #262)
  299. ### Removed
  300. - Support for Python 3.6 (PR #260)
  301. ### Changed
  302. - Optional speedup provided by mypy/c 1.0.1
  303. ## [3.0.1](https://github.com/Ousret/charset_normalizer/compare/3.0.0...3.0.1) (2022-11-18)
  304. ### Fixed
  305. - Multi-bytes cutter/chunk generator did not always cut correctly (PR #233)
  306. ### Changed
  307. - Speedup provided by mypy/c 0.990 on Python >= 3.7
  308. ## [3.0.0](https://github.com/Ousret/charset_normalizer/compare/2.1.1...3.0.0) (2022-10-20)
  309. ### Added
  310. - Extend the capability of explain=True when cp_isolation contains at most two entries (min one), will log in details of the Mess-detector results
  311. - Support for alternative language frequency set in charset_normalizer.assets.FREQUENCIES
  312. - Add parameter `language_threshold` in `from_bytes`, `from_path` and `from_fp` to adjust the minimum expected coherence ratio
  313. - `normalizer --version` now specify if current version provide extra speedup (meaning mypyc compilation whl)
  314. ### Changed
  315. - Build with static metadata using 'build' frontend
  316. - Make the language detection stricter
  317. - Optional: Module `md.py` can be compiled using Mypyc to provide an extra speedup up to 4x faster than v2.1
  318. ### Fixed
  319. - CLI with opt --normalize fail when using full path for files
  320. - TooManyAccentuatedPlugin induce false positive on the mess detection when too few alpha character have been fed to it
  321. - Sphinx warnings when generating the documentation
  322. ### Removed
  323. - Coherence detector no longer return 'Simple English' instead return 'English'
  324. - Coherence detector no longer return 'Classical Chinese' instead return 'Chinese'
  325. - Breaking: Method `first()` and `best()` from CharsetMatch
  326. - UTF-7 will no longer appear as "detected" without a recognized SIG/mark (is unreliable/conflict with ASCII)
  327. - Breaking: Class aliases CharsetDetector, CharsetDoctor, CharsetNormalizerMatch and CharsetNormalizerMatches
  328. - Breaking: Top-level function `normalize`
  329. - Breaking: Properties `chaos_secondary_pass`, `coherence_non_latin` and `w_counter` from CharsetMatch
  330. - Support for the backport `unicodedata2`
  331. ## [3.0.0rc1](https://github.com/Ousret/charset_normalizer/compare/3.0.0b2...3.0.0rc1) (2022-10-18)
  332. ### Added
  333. - Extend the capability of explain=True when cp_isolation contains at most two entries (min one), will log in details of the Mess-detector results
  334. - Support for alternative language frequency set in charset_normalizer.assets.FREQUENCIES
  335. - Add parameter `language_threshold` in `from_bytes`, `from_path` and `from_fp` to adjust the minimum expected coherence ratio
  336. ### Changed
  337. - Build with static metadata using 'build' frontend
  338. - Make the language detection stricter
  339. ### Fixed
  340. - CLI with opt --normalize fail when using full path for files
  341. - TooManyAccentuatedPlugin induce false positive on the mess detection when too few alpha character have been fed to it
  342. ### Removed
  343. - Coherence detector no longer return 'Simple English' instead return 'English'
  344. - Coherence detector no longer return 'Classical Chinese' instead return 'Chinese'
  345. ## [3.0.0b2](https://github.com/Ousret/charset_normalizer/compare/3.0.0b1...3.0.0b2) (2022-08-21)
  346. ### Added
  347. - `normalizer --version` now specify if current version provide extra speedup (meaning mypyc compilation whl)
  348. ### Removed
  349. - Breaking: Method `first()` and `best()` from CharsetMatch
  350. - UTF-7 will no longer appear as "detected" without a recognized SIG/mark (is unreliable/conflict with ASCII)
  351. ### Fixed
  352. - Sphinx warnings when generating the documentation
  353. ## [3.0.0b1](https://github.com/Ousret/charset_normalizer/compare/2.1.0...3.0.0b1) (2022-08-15)
  354. ### Changed
  355. - Optional: Module `md.py` can be compiled using Mypyc to provide an extra speedup up to 4x faster than v2.1
  356. ### Removed
  357. - Breaking: Class aliases CharsetDetector, CharsetDoctor, CharsetNormalizerMatch and CharsetNormalizerMatches
  358. - Breaking: Top-level function `normalize`
  359. - Breaking: Properties `chaos_secondary_pass`, `coherence_non_latin` and `w_counter` from CharsetMatch
  360. - Support for the backport `unicodedata2`
  361. ## [2.1.1](https://github.com/Ousret/charset_normalizer/compare/2.1.0...2.1.1) (2022-08-19)
  362. ### Deprecated
  363. - Function `normalize` scheduled for removal in 3.0
  364. ### Changed
  365. - Removed useless call to decode in fn is_unprintable (#206)
  366. ### Fixed
  367. - Third-party library (i18n xgettext) crashing not recognizing utf_8 (PEP 263) with underscore from [@aleksandernovikov](https://github.com/aleksandernovikov) (#204)
  368. ## [2.1.0](https://github.com/Ousret/charset_normalizer/compare/2.0.12...2.1.0) (2022-06-19)
  369. ### Added
  370. - Output the Unicode table version when running the CLI with `--version` (PR #194)
  371. ### Changed
  372. - Re-use decoded buffer for single byte character sets from [@nijel](https://github.com/nijel) (PR #175)
  373. - Fixing some performance bottlenecks from [@deedy5](https://github.com/deedy5) (PR #183)
  374. ### Fixed
  375. - Workaround potential bug in cpython with Zero Width No-Break Space located in Arabic Presentation Forms-B, Unicode 1.1 not acknowledged as space (PR #175)
  376. - CLI default threshold aligned with the API threshold from [@oleksandr-kuzmenko](https://github.com/oleksandr-kuzmenko) (PR #181)
  377. ### Removed
  378. - Support for Python 3.5 (PR #192)
  379. ### Deprecated
  380. - Use of backport unicodedata from `unicodedata2` as Python is quickly catching up, scheduled for removal in 3.0 (PR #194)
  381. ## [2.0.12](https://github.com/Ousret/charset_normalizer/compare/2.0.11...2.0.12) (2022-02-12)
  382. ### Fixed
  383. - ASCII miss-detection on rare cases (PR #170)
  384. ## [2.0.11](https://github.com/Ousret/charset_normalizer/compare/2.0.10...2.0.11) (2022-01-30)
  385. ### Added
  386. - Explicit support for Python 3.11 (PR #164)
  387. ### Changed
  388. - The logging behavior have been completely reviewed, now using only TRACE and DEBUG levels (PR #163 #165)
  389. ## [2.0.10](https://github.com/Ousret/charset_normalizer/compare/2.0.9...2.0.10) (2022-01-04)
  390. ### Fixed
  391. - Fallback match entries might lead to UnicodeDecodeError for large bytes sequence (PR #154)
  392. ### Changed
  393. - Skipping the language-detection (CD) on ASCII (PR #155)
  394. ## [2.0.9](https://github.com/Ousret/charset_normalizer/compare/2.0.8...2.0.9) (2021-12-03)
  395. ### Changed
  396. - Moderating the logging impact (since 2.0.8) for specific environments (PR #147)
  397. ### Fixed
  398. - Wrong logging level applied when setting kwarg `explain` to True (PR #146)
  399. ## [2.0.8](https://github.com/Ousret/charset_normalizer/compare/2.0.7...2.0.8) (2021-11-24)
  400. ### Changed
  401. - Improvement over Vietnamese detection (PR #126)
  402. - MD improvement on trailing data and long foreign (non-pure latin) data (PR #124)
  403. - Efficiency improvements in cd/alphabet_languages from [@adbar](https://github.com/adbar) (PR #122)
  404. - call sum() without an intermediary list following PEP 289 recommendations from [@adbar](https://github.com/adbar) (PR #129)
  405. - Code style as refactored by Sourcery-AI (PR #131)
  406. - Minor adjustment on the MD around european words (PR #133)
  407. - Remove and replace SRTs from assets / tests (PR #139)
  408. - Initialize the library logger with a `NullHandler` by default from [@nmaynes](https://github.com/nmaynes) (PR #135)
  409. - Setting kwarg `explain` to True will add provisionally (bounded to function lifespan) a specific stream handler (PR #135)
  410. ### Fixed
  411. - Fix large (misleading) sequence giving UnicodeDecodeError (PR #137)
  412. - Avoid using too insignificant chunk (PR #137)
  413. ### Added
  414. - Add and expose function `set_logging_handler` to configure a specific StreamHandler from [@nmaynes](https://github.com/nmaynes) (PR #135)
  415. - Add `CHANGELOG.md` entries, format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/) (PR #141)
  416. ## [2.0.7](https://github.com/Ousret/charset_normalizer/compare/2.0.6...2.0.7) (2021-10-11)
  417. ### Added
  418. - Add support for Kazakh (Cyrillic) language detection (PR #109)
  419. ### Changed
  420. - Further, improve inferring the language from a given single-byte code page (PR #112)
  421. - Vainly trying to leverage PEP263 when PEP3120 is not supported (PR #116)
  422. - Refactoring for potential performance improvements in loops from [@adbar](https://github.com/adbar) (PR #113)
  423. - Various detection improvement (MD+CD) (PR #117)
  424. ### Removed
  425. - Remove redundant logging entry about detected language(s) (PR #115)
  426. ### Fixed
  427. - Fix a minor inconsistency between Python 3.5 and other versions regarding language detection (PR #117 #102)
  428. ## [2.0.6](https://github.com/Ousret/charset_normalizer/compare/2.0.5...2.0.6) (2021-09-18)
  429. ### Fixed
  430. - Unforeseen regression with the loss of the backward-compatibility with some older minor of Python 3.5.x (PR #100)
  431. - Fix CLI crash when using --minimal output in certain cases (PR #103)
  432. ### Changed
  433. - Minor improvement to the detection efficiency (less than 1%) (PR #106 #101)
  434. ## [2.0.5](https://github.com/Ousret/charset_normalizer/compare/2.0.4...2.0.5) (2021-09-14)
  435. ### Changed
  436. - The project now comply with: flake8, mypy, isort and black to ensure a better overall quality (PR #81)
  437. - The BC-support with v1.x was improved, the old staticmethods are restored (PR #82)
  438. - The Unicode detection is slightly improved (PR #93)
  439. - Add syntax sugar \_\_bool\_\_ for results CharsetMatches list-container (PR #91)
  440. ### Removed
  441. - The project no longer raise warning on tiny content given for detection, will be simply logged as warning instead (PR #92)
  442. ### Fixed
  443. - In some rare case, the chunks extractor could cut in the middle of a multi-byte character and could mislead the mess detection (PR #95)
  444. - Some rare 'space' characters could trip up the UnprintablePlugin/Mess detection (PR #96)
  445. - The MANIFEST.in was not exhaustive (PR #78)
  446. ## [2.0.4](https://github.com/Ousret/charset_normalizer/compare/2.0.3...2.0.4) (2021-07-30)
  447. ### Fixed
  448. - The CLI no longer raise an unexpected exception when no encoding has been found (PR #70)
  449. - Fix accessing the 'alphabets' property when the payload contains surrogate characters (PR #68)
  450. - The logger could mislead (explain=True) on detected languages and the impact of one MBCS match (PR #72)
  451. - Submatch factoring could be wrong in rare edge cases (PR #72)
  452. - Multiple files given to the CLI were ignored when publishing results to STDOUT. (After the first path) (PR #72)
  453. - Fix line endings from CRLF to LF for certain project files (PR #67)
  454. ### Changed
  455. - Adjust the MD to lower the sensitivity, thus improving the global detection reliability (PR #69 #76)
  456. - Allow fallback on specified encoding if any (PR #71)
  457. ## [2.0.3](https://github.com/Ousret/charset_normalizer/compare/2.0.2...2.0.3) (2021-07-16)
  458. ### Changed
  459. - Part of the detection mechanism has been improved to be less sensitive, resulting in more accurate detection results. Especially ASCII. (PR #63)
  460. - According to the community wishes, the detection will fall back on ASCII or UTF-8 in a last-resort case. (PR #64)
  461. ## [2.0.2](https://github.com/Ousret/charset_normalizer/compare/2.0.1...2.0.2) (2021-07-15)
  462. ### Fixed
  463. - Empty/Too small JSON payload miss-detection fixed. Report from [@tseaver](https://github.com/tseaver) (PR #59)
  464. ### Changed
  465. - Don't inject unicodedata2 into sys.modules from [@akx](https://github.com/akx) (PR #57)
  466. ## [2.0.1](https://github.com/Ousret/charset_normalizer/compare/2.0.0...2.0.1) (2021-07-13)
  467. ### Fixed
  468. - Make it work where there isn't a filesystem available, dropping assets frequencies.json. Report from [@sethmlarson](https://github.com/sethmlarson). (PR #55)
  469. - Using explain=False permanently disable the verbose output in the current runtime (PR #47)
  470. - One log entry (language target preemptive) was not show in logs when using explain=True (PR #47)
  471. - Fix undesired exception (ValueError) on getitem of instance CharsetMatches (PR #52)
  472. ### Changed
  473. - Public function normalize default args values were not aligned with from_bytes (PR #53)
  474. ### Added
  475. - You may now use charset aliases in cp_isolation and cp_exclusion arguments (PR #47)
  476. ## [2.0.0](https://github.com/Ousret/charset_normalizer/compare/1.4.1...2.0.0) (2021-07-02)
  477. ### Changed
  478. - 4x to 5 times faster than the previous 1.4.0 release. At least 2x faster than Chardet.
  479. - Accent has been made on UTF-8 detection, should perform rather instantaneous.
  480. - The backward compatibility with Chardet has been greatly improved. The legacy detect function returns an identical charset name whenever possible.
  481. - The detection mechanism has been slightly improved, now Turkish content is detected correctly (most of the time)
  482. - The program has been rewritten to ease the readability and maintainability. (+Using static typing)+
  483. - utf_7 detection has been reinstated.
  484. ### Removed
  485. - This package no longer require anything when used with Python 3.5 (Dropped cached_property)
  486. - Removed support for these languages: Catalan, Esperanto, Kazakh, Baque, Volapük, Azeri, Galician, Nynorsk, Macedonian, and Serbocroatian.
  487. - The exception hook on UnicodeDecodeError has been removed.
  488. ### Deprecated
  489. - Methods coherence_non_latin, w_counter, chaos_secondary_pass of the class CharsetMatch are now deprecated and scheduled for removal in v3.0
  490. ### Fixed
  491. - The CLI output used the relative path of the file(s). Should be absolute.
  492. ## [1.4.1](https://github.com/Ousret/charset_normalizer/compare/1.4.0...1.4.1) (2021-05-28)
  493. ### Fixed
  494. - Logger configuration/usage no longer conflict with others (PR #44)
  495. ## [1.4.0](https://github.com/Ousret/charset_normalizer/compare/1.3.9...1.4.0) (2021-05-21)
  496. ### Removed
  497. - Using standard logging instead of using the package loguru.
  498. - Dropping nose test framework in favor of the maintained pytest.
  499. - Choose to not use dragonmapper package to help with gibberish Chinese/CJK text.
  500. - Require cached_property only for Python 3.5 due to constraint. Dropping for every other interpreter version.
  501. - Stop support for UTF-7 that does not contain a SIG.
  502. - Dropping PrettyTable, replaced with pure JSON output in CLI.
  503. ### Fixed
  504. - BOM marker in a CharsetNormalizerMatch instance could be False in rare cases even if obviously present. Due to the sub-match factoring process.
  505. - Not searching properly for the BOM when trying utf32/16 parent codec.
  506. ### Changed
  507. - Improving the package final size by compressing frequencies.json.
  508. - Huge improvement over the larges payload.
  509. ### Added
  510. - CLI now produces JSON consumable output.
  511. - Return ASCII if given sequences fit. Given reasonable confidence.
  512. ## [1.3.9](https://github.com/Ousret/charset_normalizer/compare/1.3.8...1.3.9) (2021-05-13)
  513. ### Fixed
  514. - In some very rare cases, you may end up getting encode/decode errors due to a bad bytes payload (PR #40)
  515. ## [1.3.8](https://github.com/Ousret/charset_normalizer/compare/1.3.7...1.3.8) (2021-05-12)
  516. ### Fixed
  517. - Empty given payload for detection may cause an exception if trying to access the `alphabets` property. (PR #39)
  518. ## [1.3.7](https://github.com/Ousret/charset_normalizer/compare/1.3.6...1.3.7) (2021-05-12)
  519. ### Fixed
  520. - The legacy detect function should return UTF-8-SIG if sig is present in the payload. (PR #38)
  521. ## [1.3.6](https://github.com/Ousret/charset_normalizer/compare/1.3.5...1.3.6) (2021-02-09)
  522. ### Changed
  523. - Amend the previous release to allow prettytable 2.0 (PR #35)
  524. ## [1.3.5](https://github.com/Ousret/charset_normalizer/compare/1.3.4...1.3.5) (2021-02-08)
  525. ### Fixed
  526. - Fix error while using the package with a python pre-release interpreter (PR #33)
  527. ### Changed
  528. - Dependencies refactoring, constraints revised.
  529. ### Added
  530. - Add python 3.9 and 3.10 to the supported interpreters
  531. MIT License
  532. Copyright (c) 2025 TAHRI Ahmed R.
  533. Permission is hereby granted, free of charge, to any person obtaining a copy
  534. of this software and associated documentation files (the "Software"), to deal
  535. in the Software without restriction, including without limitation the rights
  536. to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  537. copies of the Software, and to permit persons to whom the Software is
  538. furnished to do so, subject to the following conditions:
  539. The above copyright notice and this permission notice shall be included in all
  540. copies or substantial portions of the Software.
  541. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  542. IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  543. FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  544. AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  545. LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  546. OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  547. SOFTWARE.