# Changelog

**1.6.1**

* Fix [PEP 517](https://www.python.org/dev/peps/pep-0517/)-like installation using [build](https://github.com/pypa/build) (by [Tomasz Kłoczko](https://github.com/kloczek))

**1.6.0**

* Fallback to encode `vars(obj)` if `obj` is not stringifyable, e.g. to serialize [dataclasses](https://docs.python.org/3/library/dataclasses.html)
* Update documentation to use newer [sphinx](https://www.sphinx-doc.org/) version
* Use [dependabot](https://github.com/dependabot) to keep dependencies current
* Update [fast_double_parser](https://github.com/lemire/fast_double_parser)

**1.5.3**

* Add [PEP 484](https://www.python.org/dev/peps/pep-0484/) type hints (by [Pascal Corpet](https://github.com/pcorpet))
* Update [JSONTestSuite](https://github.com/nst/JSONTestSuite)

**1.5.2**

* Add file extensions to fix compilation with current Apple SDKs
* Update fast_double_parser to v0.5.0
* Update to Unicode 14.0.0d18

**1.5.1**

* Update up Unicode 14.0.0d9

**1.5.0**

* Faster floating-point number encoding using [Junekey Jeon's Dragonbox algorithm](https://github.com/abolz/Drachennest/blob/77f4889a4cd9d7f0b9da82a379f14beabcfba13e/src/dragonbox.cc) implemented by Alexander Bolz
* Removed a lot of configuration options from pyjson5.Options()

**1.4.9**

* Faster floating-point number decoding using [fast_double_parser](https://github.com/lemire/fast_double_parser) by Daniel Lemire

**1.4.8**

* Update up Unicode 13.0.0
* Don't use non-standard ``__uint128``
* Add PyPy compatibility
* Add ``decode_utf8(byte-like)``

**1.4.7**

* Allow ``\uXXXX`` sequences in identifier names
* Update to Unicode 12.1.0
* Optimized encoder and decoder for a little better speed
* Setup basic CI environment
* Parse ``\uXXXX`` in literal keys
* Understand "0."
* Add CI tests
* Reject unescaped newlines in strings per spec
* Allow overriding default quotation mark
* Make Options objects pickle-able
* Bump major version number

**0.4.6**

* Fix PyUnicode_AsUTF8AndSize()'s signature

**0.4.5**

* Don't use C++14 features, only C++11

**0.4.4**

* Better documentation
* Optimized encoder for a little better speed

**0.4.3**

* Initial release