v1.28.0

Features

• allow the AWS_DEFAULT_REGION environment variable (#721) (199da47)
• expose library version at google.auth.__version (#683) (a2cbc32)

Bug Fixes

• fix unit tests so they can work in g3 (#714) (d80c85f)

v1.27.1

Bug Fixes

• ignore gcloud warning when getting project id (#708) (3f2f3ea)
• use gcloud creds flow (#705) (333cb76)

v1.27.0

Features

• workload identity federation support (#698) (d4d7f38)

Bug Fixes

• add pyopenssl as extra dependency (#697) (aeab5d0)

v1.26.1

Documentation

• fix a typo in the user guide (avaiable -> available) (#680) (684457a)

Bug Fixes

• revert workload identity federation support (#691)

v1.26.0

Features

• workload identity federation support (#686) (5dcd2b1)

v1.25.0

Features

• support self-signed jwt in requests and urllib3 transports (#679) (7a94acb)
• use self-signed jwt for service account (#665) (bf5ce0c)

v1.24.0

Features

• add Python 3.9 support, drop Python 3.5 support (#655) (6de753d), closes #654

Bug Fixes

• avoid losing the original '_include_email' parameter in impersonated credentials (#626) (fd9b5b1)

Documentation

• fix typo in import (#651) (3319ea8), closes #650

v1.23.0

Features

• Add custom scopes for access tokens from the metadata service (#633) (0323cf3)

Bug Fixes

• deps: Revert "fix: pin 'aoihttp < 3.7.0dev' (#634)" (#632) (#640) (b790e65)
• pin 'aoihttp < 3.7.0dev' (#634) (05f9524)
• remove checks for ancient versions of Cryptography (#596) (6407258), closes /github.com/googleapis/google-auth-library-python/issues/595#issuecomment-683903062

v1.22.1

Bug Fixes

• move aiohttp to extra as it is currently internal surface (#619) (a924011), closes #618

v1.22.0

Features

• add asyncio based auth flow (#612) (7e15258), closes #572