3.6.5

Fixed

• Fix build on macOS aarch64 CPython 3.10.
• Fix build issue on 32-bit.

3.6.4

Fixed

• Fix serialization of dataclass inheriting from abc.ABC and
  using __slots__.
• Decrement refcount for numpy PyArrayInterface.
• Fix build on recent versions of Rust nightly.

3.6.3

Fixed

• Fix build on aarch64 using the Rust stable channel.

3.6.2

Changed

• orjson now compiles on Rust stable 1.54.0 or above. Use of some SIMD
  usage is now disabled by default and packagers are advised to add
  --cargo-extra-args="--features=unstable-simd" to the maturin build command
  if they continue to use nightly.
• orjson built with --features=unstable-simd adds UTF-8 validation
  implementations that use AVX2 or SSE4.2.
• Drop support for Python 3.6.

3.6.1

Changed

• orjson now includes a pyi type stubs file.
• Publish manylinux_2_24 wheels instead of manylinux2014.

Fixed

• Fix compilation on latest Rust nightly.

3.6.0

Added

• orjson.dumps() serializes numpy.datetime64 instances as RFC 3339
  strings.

3.5.4

Fixed

• Fix memory leak serializing datetime.datetime with tzinfo.
• Fix wrong error message when serializing an unsupported numpy type
  without default specified.

Changed

• Publish python3.10 and python3.9 manylinux_2_24 wheels.

3.5.3

Fixed

• orjson.JSONDecodeError now has pos, lineno, and colno.
• Fix build on recent versions of Rust nightly.

3.5.2

Changed

• Improve serialization and deserialization performance.
• orjson.dumps() serializes individual numpy.bool_ objects.

3.5.1

Changed

• Publish universal2 wheels for macOS supporting Apple Silicon (aarch64).