Release notes

py_ecc v8.0.0 (2025-04-14)

No significant changes.

py_ecc v8.0.0-beta.2 (2025-01-22)

Internal Changes - for py_ecc Contributors

Add support for 3.13 in CI and lib metadata. (#148)
Merge template updates, notably moving from bumpversion to bump-my-version and moving docs from the README to ReadTheDocs (#149)
Remove unused cached-property dependency. (#152)
Reenable from py_ecc import * post-lazyloading. (#153)

py_ecc v8.0.0-beta.1 (2024-10-22)

Breaking Changes

Updated typing across the library (#143)
Set ecdsa_raw_recover to only accept v values of 27 or 28 (#145)

Improved Documentation

Add docstrings to secp256k1 (#141)

Features

Added __lt__ to FQ classes (#143)
Add hash-to-curve functions for the G1 curve (#146)

Internal Changes - for py_ecc Contributors

Replace non-test instances of assert statments with better validation (#142)

Performance Improvements

Lazy-load submodules to reduce initial import time (#135)

py_ecc v7.0.1 (2024-04-23)

Internal Changes - for py_ecc Contributors

Template updates, notably adding python 3.12 support (#138)

Miscellaneous Changes

#139

py_ecc v7.0.0 (2023-12-06)

Breaking Changes

Drop support for python 3.6 and 3.7 (#130)

Features

Add support for python 3.11 (#130)

Internal Changes - for py_ecc Contributors

Merge changes from python project template, including using pre-commit for linting and change the name of the master branch to main (#130)

6.0.0

2021-12-16

Fix x1 point check (https://github.com/ethereum/py_ecc/pull/121)
Bump eth-typing dependency requirement (https://github.com/ethereum/py_ecc/pull/123)
Bump eth-utils dependency requirement (https://github.com/ethereum/py_ecc/pull/123)
Drop support for Python 3.5 (https://github.com/ethereum/py_ecc/pull/123)
Add support for Python 3.9 and 3.10 (https://github.com/ethereum/py_ecc/pull/123)

5.2.0

2021-03-09

Fix prime_field_inv edge case (https://github.com/ethereum/py_ecc/pull/114)
Extract subgroup_check from signature_to_G2 (https://github.com/ethereum/py_ecc/pull/116)
Add G1 and G2 point value check (https://github.com/ethereum/py_ecc/pull/117)
Fix README example (https://github.com/ethereum/py_ecc/pull/115)

5.1.0

2020-11-16

Fix BLS G1 and G2 deserialization https://github.com/ethereum/py_ecc/pull/110
Fix to follow IETF BLS draft 04 point at infinity checking procedure https://github.com/ethereum/py_ecc/pull/107

5.0.0

2020-10-01

Implement IETF BLS draft 04 (https://github.com/ethereum/py_ecc/pull/103)

4.1.0

2020-09-23

Implement IETF BLS draft 03 (https://github.com/ethereum/py_ecc/pull/102)
Optimize BLS-12-381: Miller loop is now 33% faster (https://github.com/ethereum/py_ecc/pull/100)
Improve final exponentiation efficiency (https://github.com/ethereum/py_ecc/pull/101)

4.0.0

2020-05-13

Implement IETF hash-to-curve draft 07 (https://github.com/ethereum/py_ecc/pull/94)

3.1.0

2020-05-12

Fix optimized_swu + update error messages (https://github.com/ethereum/py_ecc/pull/97)

3.0.0

2020-05-12

Implement IETF BLS signature draft 02 + hash-to-curve draft 06 (https://github.com/ethereum/py_ecc/pull/87)
Fixes Typing errors for points at infinity (NoneTypes) (https://github.com/ethereum/py_ecc/pull/89)

2.0.0

2020-01-08

Implement [IETF BLS signature draft 00](https://tools.ietf.org/html/draft-irtf-cfrg-bls-signature-00)

1.7.1

2019-07-12

Introduce the Domain type as an alias for bytes of size 8 in BLS package.

1.7.0

2019-05-23

Update hash function for BLS Signatures https://github.com/ethereum/py_ecc/pull/70

1.6.0

2019-03-14

Add BLS Signature APIs https://github.com/ethereum/py_ecc/pull/52
Maintenance: several refactors to reduce duplicated code * https://github.com/ethereum/py_ecc/pull/41 * https://github.com/ethereum/py_ecc/pull/61 * https://github.com/ethereum/py_ecc/pull/56 * https://github.com/ethereum/py_ecc/pull/63

1.4.8

2019-02-14

Bugfix Optimized FQP curves to run modulus on integers during initialization
Bugfix check against elliptic curve points at infinity
Testing tool upgrades

1.4.2

Bugfix for safe_ord helper function.