1# Changelog 2 3[PyPI History][1] 4 5[1]: https://pypi.org/project/google-auth/#history 6 7### [2.3.3](https://www.github.com/googleapis/google-auth-library-python/compare/v2.3.2...v2.3.3) (2021-11-01) 8 9 10### Bug Fixes 11 12* add fetch_id_token_credentials ([#866](https://www.github.com/googleapis/google-auth-library-python/issues/866)) ([8f1e9cf](https://www.github.com/googleapis/google-auth-library-python/commit/8f1e9cfd56dbaae0dff64499e1d0cf55abc5b97e)) 13* fix error in sign_bytes ([#905](https://www.github.com/googleapis/google-auth-library-python/issues/905)) ([ef31284](https://www.github.com/googleapis/google-auth-library-python/commit/ef3128474431b07d1d519209ea61622bc245ce91)) 14* use 'int.to_bytes' and 'int.from_bytes' for py3 ([#904](https://www.github.com/googleapis/google-auth-library-python/issues/904)) ([bd0ccc5](https://www.github.com/googleapis/google-auth-library-python/commit/bd0ccc5fe77d55f7a19f5278d6b60587c393ee3c)) 15 16### [2.3.2](https://www.github.com/googleapis/google-auth-library-python/compare/v2.3.1...v2.3.2) (2021-10-26) 17 18 19### Bug Fixes 20 21* add clock_skew_in_seconds to verify_token functions ([#894](https://www.github.com/googleapis/google-auth-library-python/issues/894)) ([8e95c1e](https://www.github.com/googleapis/google-auth-library-python/commit/8e95c1e458793593972b6b05a355aaeaecd31670)) 22 23### [2.3.1](https://www.github.com/googleapis/google-auth-library-python/compare/v2.3.0...v2.3.1) (2021-10-21) 24 25 26### Bug Fixes 27 28* add back python 2.7 for gcloud usage only ([#892](https://www.github.com/googleapis/google-auth-library-python/issues/892)) ([5bd5ccf](https://www.github.com/googleapis/google-auth-library-python/commit/5bd5ccf7cf229f033c7152ce0b650a40feb25f81)) 29 30 31### Documentation 32 33* Fix formatting of `GCE_METADATA_HOST` ([#890](https://www.github.com/googleapis/google-auth-library-python/issues/890)) ([e2b3c98](https://www.github.com/googleapis/google-auth-library-python/commit/e2b3c98cd8c67b702be1b711c06ee7b9bbedb8ba)) 34 35## [2.3.0](https://www.github.com/googleapis/google-auth-library-python/compare/v2.2.1...v2.3.0) (2021-10-07) 36 37 38### Features 39 40* add support for Python 3.10 ([#882](https://www.github.com/googleapis/google-auth-library-python/issues/882)) ([19d41f8](https://www.github.com/googleapis/google-auth-library-python/commit/19d41f8ec94ab0148d2f09a5d560ae237a87ffdb)) 41 42 43### Bug Fixes 44 45* ADC with impersonated workforce pools ([#877](https://www.github.com/googleapis/google-auth-library-python/issues/877)) ([10bd9fb](https://www.github.com/googleapis/google-auth-library-python/commit/10bd9fbecd462435246afa46fd666a2836cd9e89)) 46 47### [2.2.1](https://www.github.com/googleapis/google-auth-library-python/compare/v2.2.0...v2.2.1) (2021-09-28) 48 49 50### Bug Fixes 51 52* disable self signed jwt for domain wide delegation ([#873](https://www.github.com/googleapis/google-auth-library-python/issues/873)) ([0cd15e2](https://www.github.com/googleapis/google-auth-library-python/commit/0cd15e2ae20f7caddf9eb2d069064058d3c14ad7)) 53 54## [2.2.0](https://www.github.com/googleapis/google-auth-library-python/compare/v2.1.0...v2.2.0) (2021-09-21) 55 56 57### Features 58 59* add support for workforce pool credentials ([#868](https://www.github.com/googleapis/google-auth-library-python/issues/868)) ([993bab2](https://www.github.com/googleapis/google-auth-library-python/commit/993bab2aaacf3034e09d9f0f25d36c0e815d3a29)) 60 61## [2.1.0](https://www.github.com/googleapis/google-auth-library-python/compare/v2.0.2...v2.1.0) (2021-09-10) 62 63 64### Features 65 66* Improve handling of clock skew ([#858](https://www.github.com/googleapis/google-auth-library-python/issues/858)) ([45c4491](https://www.github.com/googleapis/google-auth-library-python/commit/45c4491fb971c9edf590b27b9e271b7a23a1bba6)) 67 68 69### Bug Fixes 70 71* add SAML challenge to reauth ([#819](https://www.github.com/googleapis/google-auth-library-python/issues/819)) ([13aed5f](https://www.github.com/googleapis/google-auth-library-python/commit/13aed5ffe3ba435004ab48202462452f04d7cb29)) 72* disable warning if quota project id provided to auth.default() ([#856](https://www.github.com/googleapis/google-auth-library-python/issues/856)) ([11ebaeb](https://www.github.com/googleapis/google-auth-library-python/commit/11ebaeb9d7c0862916154cfb810238574507629a)) 73* rename CLOCK_SKEW and separate client/server user case ([#863](https://www.github.com/googleapis/google-auth-library-python/issues/863)) ([738611b](https://www.github.com/googleapis/google-auth-library-python/commit/738611bd2914f0fd5fa8b49b65f56ef321829c85)) 74 75### [2.0.2](https://www.github.com/googleapis/google-auth-library-python/compare/v2.0.1...v2.0.2) (2021-08-25) 76 77 78### Bug Fixes 79 80* use 'int.to_bytes' rather than deprecated crypto wrapper ([#848](https://www.github.com/googleapis/google-auth-library-python/issues/848)) ([b79b554](https://www.github.com/googleapis/google-auth-library-python/commit/b79b55407b31933c9a8fe6de01478fa00a33fa2b)) 81* use int.from_bytes ([#846](https://www.github.com/googleapis/google-auth-library-python/issues/846)) ([466aed9](https://www.github.com/googleapis/google-auth-library-python/commit/466aed99f5c2ba15d2036fa21cc83b3f0fc22639)) 82 83### [2.0.1](https://www.github.com/googleapis/google-auth-library-python/compare/v2.0.0...v2.0.1) (2021-08-17) 84 85 86### Bug Fixes 87 88* normalize AWS paths correctly on windows ([#842](https://www.github.com/googleapis/google-auth-library-python/issues/842)) ([4e0fb1c](https://www.github.com/googleapis/google-auth-library-python/commit/4e0fb1cee78ee56b878b6e12be3b3c58df242b05)) 89 90## [2.0.0](https://www.github.com/googleapis/google-auth-library-python/compare/v2.0.0-b1...v2.0.0) (2021-08-16) 91 92 93### ⚠ BREAKING CHANGES 94* drop support for Python 2.7 ([#778](https://www.github.com/googleapis/google-auth-library-python/issues/778)) ([560cf1e](https://www.github.com/googleapis/google-auth-library-python/commit/560cf1ed02a900436c5d9e0a0fb3f94b5fd98c55)) 95 96 97### Features 98 99* service account is able to use a private token endpoint ([#835](https://www.github.com/googleapis/google-auth-library-python/issues/835)) ([20b817a](https://www.github.com/googleapis/google-auth-library-python/commit/20b817af8e202b0331998e5abde4e2a5aab51f9a)) 100 101 102### Bug Fixes 103 104* downscoping documentation bugs ([#830](https://www.github.com/googleapis/google-auth-library-python/issues/830)) ([da8bb13](https://www.github.com/googleapis/google-auth-library-python/commit/da8bb13c1349e771ffc2e125256030495c53d956)) 105* Fix missing space in error message. ([#821](https://www.github.com/googleapis/google-auth-library-python/issues/821)) ([7b03988](https://www.github.com/googleapis/google-auth-library-python/commit/7b039888aeb6ec7691d91c9afce182b17f02b1a6)) 106 107 108### Documentation 109 110* update user guide/references for downscoped creds ([#827](https://www.github.com/googleapis/google-auth-library-python/issues/827)) ([d1840dc](https://www.github.com/googleapis/google-auth-library-python/commit/d1840dcdcd03dfd7fdfa81d08da68402f6f8b658)) 111 112## [2.0.0b1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.34.0...v2.0.0b1) (2021-08-03) 113 114 115### ⚠ BREAKING CHANGES 116 117* drop support for Python 2.7 ([#778](https://www.github.com/googleapis/google-auth-library-python/issues/778)) ([560cf1e](https://www.github.com/googleapis/google-auth-library-python/commit/560cf1ed02a900436c5d9e0a0fb3f94b5fd98c55)) 118 119## [1.34.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.33.1...v1.34.0) (2021-07-23) 120 121 122### Features 123 124* support refresh callable on google.oauth2.credentials.Credentials ([#812](https://www.github.com/googleapis/google-auth-library-python/issues/812)) ([ec2fb18](https://www.github.com/googleapis/google-auth-library-python/commit/ec2fb18e7f0f452fb20e43fd0bfbb788bcf7f46b)) 125 126 127### Bug Fixes 128 129* do not use the GAE APIs on gen2+ runtimes ([#807](https://www.github.com/googleapis/google-auth-library-python/issues/807)) ([7f7d92d](https://www.github.com/googleapis/google-auth-library-python/commit/7f7d92d63ffee91859fc819416af78cef3baf574)) 130 131### [1.33.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.33.0...v1.33.1) (2021-07-20) 132 133 134### Bug Fixes 135 136* fallback to source creds expiration in downscoped tokens ([#805](https://www.github.com/googleapis/google-auth-library-python/issues/805)) ([dfad661](https://www.github.com/googleapis/google-auth-library-python/commit/dfad66128c6ee7513e5565d39bc7b002055dd0d5)) 137 138 139### Reverts 140 141* revert "feat: service account is able to use a private token endpoint ([#784](https://www.github.com/googleapis/google-auth-library-python/issues/784))" ([#808](https://www.github.com/googleapis/google-auth-library-python/issues/808)) ([d94e65c](https://www.github.com/googleapis/google-auth-library-python/commit/d94e65c0e441183403608d762b92b30b77e21eeb)) 142 143## [1.33.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.32.1...v1.33.0) (2021-07-14) 144 145 146### Features 147 148* define `CredentialAccessBoundary` classes ([#793](https://www.github.com/googleapis/google-auth-library-python/issues/793)) ([d883921](https://www.github.com/googleapis/google-auth-library-python/commit/d883921ae8fdc92b2c2cf1b3a5cd389e1287eb60)) 149* define `google.auth.downscoped.Credentials` class ([#801](https://www.github.com/googleapis/google-auth-library-python/issues/801)) ([2f5c3a6](https://www.github.com/googleapis/google-auth-library-python/commit/2f5c3a636192c20cf4c92c3831d1f485031d24d2)) 150* service account is able to use a private token endpoint ([#784](https://www.github.com/googleapis/google-auth-library-python/issues/784)) ([0e26409](https://www.github.com/googleapis/google-auth-library-python/commit/0e264092e35ac02ad68d5d91424ecba5397daa41)) 151 152 153### Bug Fixes 154 155* fix fetch_id_token credential lookup order to match adc ([#748](https://www.github.com/googleapis/google-auth-library-python/issues/748)) ([c34452e](https://www.github.com/googleapis/google-auth-library-python/commit/c34452ef450c42cfef37a1b0c548bb422302dd5d)) 156 157 158### Documentation 159 160* fix code block formatting in 'user-guide.rst' ([#794](https://www.github.com/googleapis/google-auth-library-python/issues/794)) ([4fd84bd](https://www.github.com/googleapis/google-auth-library-python/commit/4fd84bdf43694af5107dc8c8b443c06ba2f61d2c)) 161 162### [1.32.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.32.0...v1.32.1) (2021-06-30) 163 164 165### Bug Fixes 166 167* avoid leaking sub-session created for '_auth_request' ([#789](https://www.github.com/googleapis/google-auth-library-python/issues/789)) ([2079ab5](https://www.github.com/googleapis/google-auth-library-python/commit/2079ab5e1db464f502248ae4f9e424deeef87fb2)) 168 169## [1.32.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.31.0...v1.32.0) (2021-06-16) 170 171 172### Features 173 174* allow scopes for self signed jwt ([#776](https://www.github.com/googleapis/google-auth-library-python/issues/776)) ([2cfe655](https://www.github.com/googleapis/google-auth-library-python/commit/2cfe655bba837170abc07701557a1a5e0fe3294e)) 175 176## [1.31.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.30.2...v1.31.0) (2021-06-09) 177 178 179### Features 180 181* define useful properties on `google.auth.external_account.Credentials` ([#770](https://www.github.com/googleapis/google-auth-library-python/issues/770)) ([f97499c](https://www.github.com/googleapis/google-auth-library-python/commit/f97499c718af70d17c17e0c58d6381273eceabcd)) 182 183 184### Bug Fixes 185 186* avoid deleting items while iterating ([#772](https://www.github.com/googleapis/google-auth-library-python/issues/772)) ([a5e6b65](https://www.github.com/googleapis/google-auth-library-python/commit/a5e6b651aa8ad407ce087fe32f40b46925bae527)) 187 188### [1.30.2](https://www.github.com/googleapis/google-auth-library-python/compare/v1.30.1...v1.30.2) (2021-06-03) 189 190 191### Bug Fixes 192 193* **dependencies:** add urllib3 and requests to aiohttp extra ([#755](https://www.github.com/googleapis/google-auth-library-python/issues/755)) ([a923442](https://www.github.com/googleapis/google-auth-library-python/commit/a9234423cb2b69068fc0d30a5a0ee86a599ab8b7)) 194* enforce constraints during unit tests ([#760](https://www.github.com/googleapis/google-auth-library-python/issues/760)) ([1a6496a](https://www.github.com/googleapis/google-auth-library-python/commit/1a6496abfc17ab781bfa485dc74d0f7dbbe0c44b)), closes [#759](https://www.github.com/googleapis/google-auth-library-python/issues/759) 195* session object was never used in aiohttp request ([#700](https://www.github.com/googleapis/google-auth-library-python/issues/700)) ([#701](https://www.github.com/googleapis/google-auth-library-python/issues/701)) ([09e0389](https://www.github.com/googleapis/google-auth-library-python/commit/09e0389db72cc9d6c5dde34864cb54d717dc0b92)) 196 197### [1.30.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.30.0...v1.30.1) (2021-05-20) 198 199 200### Bug Fixes 201 202* allow user to customize context aware metadata path in _mtls_helper ([#754](https://www.github.com/googleapis/google-auth-library-python/issues/754)) ([e697687](https://www.github.com/googleapis/google-auth-library-python/commit/e6976879b392508c022610ab3ea2ea55c7089c63)) 203* fix function name in signing error message ([#751](https://www.github.com/googleapis/google-auth-library-python/issues/751)) ([e9ca25f](https://www.github.com/googleapis/google-auth-library-python/commit/e9ca25fa39a112cc1a376388ab47a4e1b3ea746c)) 204 205## [1.30.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.29.0...v1.30.0) (2021-04-23) 206 207 208### Features 209 210* add reauth support to async user credentials for gcloud ([#738](https://www.github.com/googleapis/google-auth-library-python/issues/738)) ([9e10823](https://www.github.com/googleapis/google-auth-library-python/commit/9e1082366d113286bc063051fd76b4799791d943)). This internal feature is for gcloud developers only. 211 212## [1.29.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.28.1...v1.29.0) (2021-04-15) 213 214 215### Features 216 217* add reauth feature to user credentials for gcloud ([#727](https://www.github.com/googleapis/google-auth-library-python/issues/727)) ([82293fe](https://www.github.com/googleapis/google-auth-library-python/commit/82293fe2caaf5258babb5df1cff0a5ddc9e44b38)). This internal feature is for gcloud developers only. 218 219 220### Bug Fixes 221 222* Allow multiple audiences for id_token.verify_token ([#733](https://www.github.com/googleapis/google-auth-library-python/issues/733)) ([56c3946](https://www.github.com/googleapis/google-auth-library-python/commit/56c394680ac6dfc07c611a9eb1e030e32edd4fe1)) 223 224### [1.28.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.28.0...v1.28.1) (2021-04-08) 225 226 227### Bug Fixes 228 229* support custom alg in jwt header for signing ([#729](https://www.github.com/googleapis/google-auth-library-python/issues/729)) ([0a83706](https://www.github.com/googleapis/google-auth-library-python/commit/0a83706c9d65f7d5a30ea3b42c5beac269ed2a25)) 230 231## [1.28.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.27.1...v1.28.0) (2021-03-16) 232 233 234### Features 235 236* allow the AWS_DEFAULT_REGION environment variable ([#721](https://www.github.com/googleapis/google-auth-library-python/issues/721)) ([199da47](https://www.github.com/googleapis/google-auth-library-python/commit/199da4781029916dc075738ec7bd173bd89abe54)) 237* expose library version at `google.auth.__version` ([#683](https://www.github.com/googleapis/google-auth-library-python/issues/683)) ([a2cbc32](https://www.github.com/googleapis/google-auth-library-python/commit/a2cbc3245460e1ae1d310de6a2a4007d5a3a06b7)) 238 239 240### Bug Fixes 241 242* fix unit tests so they can work in g3 ([#714](https://www.github.com/googleapis/google-auth-library-python/issues/714)) ([d80c85f](https://www.github.com/googleapis/google-auth-library-python/commit/d80c85f285ae1a44ddc5a5d94a66e065a79f6d19)) 243 244### [1.27.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.27.0...v1.27.1) (2021-02-26) 245 246 247### Bug Fixes 248 249* ignore gcloud warning when getting project id ([#708](https://www.github.com/googleapis/google-auth-library-python/issues/708)) ([3f2f3ea](https://www.github.com/googleapis/google-auth-library-python/commit/3f2f3eaf09006d3d0ec9c030d359114238479279)) 250* use gcloud creds flow ([#705](https://www.github.com/googleapis/google-auth-library-python/issues/705)) ([333cb76](https://www.github.com/googleapis/google-auth-library-python/commit/333cb765b52028329ec3ca04edf32c5764b1db68)) 251 252## [1.27.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.26.1...v1.27.0) (2021-02-16) 253 254 255### Features 256 257* workload identity federation support ([#698](https://www.github.com/googleapis/google-auth-library-python/issues/698)) ([d4d7f38](https://www.github.com/googleapis/google-auth-library-python/commit/d4d7f3815e0cea3c9f39a5204a4f001de99568e9)) 258 259 260### Bug Fixes 261 262* add pyopenssl as extra dependency ([#697](https://www.github.com/googleapis/google-auth-library-python/issues/697)) ([aeab5d0](https://www.github.com/googleapis/google-auth-library-python/commit/aeab5d07c5538f3d8cce817df24199534572b97d)) 263 264### [1.26.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.26.0...v1.26.1) (2021-02-11) 265 266 267### Documentation 268 269* fix a typo in the user guide (avaiable -> available) ([#680](https://www.github.com/googleapis/google-auth-library-python/issues/680)) ([684457a](https://www.github.com/googleapis/google-auth-library-python/commit/684457afd3f81892e12d983a61672d7ea9bbe296)) 270 271### Bug Fixes 272 273* revert workload identity federation support ([#691](https://github.com/googleapis/google-auth-library-python/pull/691)) 274 275## [1.26.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.25.0...v1.26.0) (2021-02-09) 276 277 278### Features 279 280* workload identity federation support ([#686](https://www.github.com/googleapis/google-auth-library-python/issues/686)) ([5dcd2b1](https://www.github.com/googleapis/google-auth-library-python/commit/5dcd2b1bdd9d21522636d959cffc49ee29dda88f)) 281 282## [1.25.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.24.0...v1.25.0) (2021-02-03) 283 284 285### Features 286 287* support self-signed jwt in requests and urllib3 transports ([#679](https://www.github.com/googleapis/google-auth-library-python/issues/679)) ([7a94acb](https://www.github.com/googleapis/google-auth-library-python/commit/7a94acb50e75fe0a51688e0f968bca3fa9bd9082)) 288* use self-signed jwt for service account ([#665](https://www.github.com/googleapis/google-auth-library-python/issues/665)) ([bf5ce0c](https://www.github.com/googleapis/google-auth-library-python/commit/bf5ce0c56c10f655ced6630653f0f2ad47fcceeb)) 289 290## [1.24.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.23.0...v1.24.0) (2020-12-11) 291 292 293### Features 294 295* add Python 3.9 support, drop Python 3.5 support ([#655](https://www.github.com/googleapis/google-auth-library-python/issues/655)) ([6de753d](https://www.github.com/googleapis/google-auth-library-python/commit/6de753d585254c813b3e6cbde27bf5466261ba10)), closes [#654](https://www.github.com/googleapis/google-auth-library-python/issues/654) 296 297 298### Bug Fixes 299 300* avoid losing the original '_include_email' parameter in impersonated credentials ([#626](https://www.github.com/googleapis/google-auth-library-python/issues/626)) ([fd9b5b1](https://www.github.com/googleapis/google-auth-library-python/commit/fd9b5b10c80950784bd37ee56e32c505acb5078d)) 301 302 303### Documentation 304 305* fix typo in import ([#651](https://www.github.com/googleapis/google-auth-library-python/issues/651)) ([3319ea8](https://www.github.com/googleapis/google-auth-library-python/commit/3319ea8ae876c73a94f51237b3bbb3f5df2aef89)), closes [#650](https://www.github.com/googleapis/google-auth-library-python/issues/650) 306 307## [1.23.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.22.1...v1.23.0) (2020-10-29) 308 309 310### Features 311 312* Add custom scopes for access tokens from the metadata service ([#633](https://www.github.com/googleapis/google-auth-library-python/issues/633)) ([0323cf3](https://www.github.com/googleapis/google-auth-library-python/commit/0323cf390b16e8483660ac88775e8ea4e7f7702d)) 313 314 315### Bug Fixes 316 317* **deps:** Revert "fix: pin 'aoihttp < 3.7.0dev' ([#634](https://www.github.com/googleapis/google-auth-library-python/issues/634))" ([#632](https://www.github.com/googleapis/google-auth-library-python/issues/632)) ([#640](https://www.github.com/googleapis/google-auth-library-python/issues/640)) ([b790e65](https://www.github.com/googleapis/google-auth-library-python/commit/b790e6535cc37591b23866027a426cde312e07c1)) 318* pin 'aoihttp < 3.7.0dev' ([#634](https://www.github.com/googleapis/google-auth-library-python/issues/634)) ([05f9524](https://www.github.com/googleapis/google-auth-library-python/commit/05f95246fab928fe2f445781117eeac8088497fb)) 319* remove checks for ancient versions of Cryptography ([#596](https://www.github.com/googleapis/google-auth-library-python/issues/596)) ([6407258](https://www.github.com/googleapis/google-auth-library-python/commit/6407258956ec42e3b722418cb7f366e5ae9272ec)), closes [/github.com/googleapis/google-auth-library-python/issues/595#issuecomment-683903062](https://www.github.com/googleapis//github.com/googleapis/google-auth-library-python/issues/595/issues/issuecomment-683903062) 320 321### [1.22.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.22.0...v1.22.1) (2020-10-05) 322 323 324### Bug Fixes 325 326* move aiohttp to extra as it is currently internal surface ([#619](https://www.github.com/googleapis/google-auth-library-python/issues/619)) ([a924011](https://www.github.com/googleapis/google-auth-library-python/commit/a9240111e7af29338624d98ee10aed31462f4d19)), closes [#618](https://www.github.com/googleapis/google-auth-library-python/issues/618) 327 328## [1.22.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.21.3...v1.22.0) (2020-09-28) 329 330 331### Features 332 333* add asyncio based auth flow ([#612](https://www.github.com/googleapis/google-auth-library-python/issues/612)) ([7e15258](https://www.github.com/googleapis/google-auth-library-python/commit/7e1525822d51bd9ce7dffca42d71313e6e776fcd)), closes [#572](https://www.github.com/googleapis/google-auth-library-python/issues/572) 334 335### [1.21.3](https://www.github.com/googleapis/google-auth-library-python/compare/v1.21.2...v1.21.3) (2020-09-22) 336 337 338### Bug Fixes 339 340* fix expiry for `to_json()` ([#589](https://www.github.com/googleapis/google-auth-library-python/issues/589)) ([d0e0aba](https://www.github.com/googleapis/google-auth-library-python/commit/d0e0aba0a9f665268ffa1b22d44f4bd7e9b449d6)), closes [/github.com/googleapis/oauth2client/blob/master/oauth2client/client.py#L55](https://www.github.com/googleapis//github.com/googleapis/oauth2client/blob/master/oauth2client/client.py/issues/L55) 341 342### [1.21.2](https://www.github.com/googleapis/google-auth-library-python/compare/v1.21.1...v1.21.2) (2020-09-08) 343 344 345### Bug Fixes 346 347* migrate signBlob to iamcredentials.googleapis.com ([#600](https://www.github.com/googleapis/google-auth-library-python/issues/600)) ([694d83f](https://www.github.com/googleapis/google-auth-library-python/commit/694d83fd23c0e8c2fde27136d1b3f8f6db6338a6)) 348 349### [1.21.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.21.0...v1.21.1) (2020-09-03) 350 351 352### Bug Fixes 353 354* dummy commit to trigger a auto release ([#597](https://www.github.com/googleapis/google-auth-library-python/issues/597)) ([d32f7df](https://www.github.com/googleapis/google-auth-library-python/commit/d32f7df4895122ef23b664672d7db3f58d9b7d36)) 355 356## [1.21.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.20.1...v1.21.0) (2020-08-27) 357 358 359### Features 360 361* add GOOGLE_API_USE_CLIENT_CERTIFICATE support ([#592](https://www.github.com/googleapis/google-auth-library-python/issues/592)) ([c0c995f](https://www.github.com/googleapis/google-auth-library-python/commit/c0c995f3de237a2346b59797ee7c4d44ff2a197c)) 362 363### [1.20.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.20.0...v1.20.1) (2020-08-06) 364 365 366### Bug Fixes 367 368* reduce refresh clock skew to 10 seconds ([#581](https://www.github.com/googleapis/google-auth-library-python/issues/581)) ([42321ba](https://www.github.com/googleapis/google-auth-library-python/commit/42321bafd38a8bd806f4d01bfa0eda3b5a961667)) 369* set Content-Type header in the request to signBlob API to avoid Invalid JSON payload error ([#439](https://www.github.com/googleapis/google-auth-library-python/issues/439)) ([20f82e2](https://www.github.com/googleapis/google-auth-library-python/commit/20f82e22b7e8c6c7fdd29e08eaf7b4cf2abdcf37)) 370 371## [1.20.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.19.2...v1.20.0) (2020-07-23) 372 373 374### Features 375 376* Add debug logging that can help with diagnosing auth lib. path ([#473](https://www.github.com/googleapis/google-auth-library-python/issues/473)) ([ecd88d4](https://www.github.com/googleapis/google-auth-library-python/commit/ecd88d4f0efc5c619ebd3e3fa7e2472f11c63452)) 377* Show the transport exception that happened for GCE Metadata ([#474](https://www.github.com/googleapis/google-auth-library-python/issues/474)) ([23919bb](https://www.github.com/googleapis/google-auth-library-python/commit/23919bb60e5f9d9b73644e9a2e127d4d1dd68e8c)) 378* **packaging:** add support for Python 3.8 ([#569](https://www.github.com/googleapis/google-auth-library-python/issues/569)) ([1aad54a](https://www.github.com/googleapis/google-auth-library-python/commit/1aad54af6b1d5da73d7471cdbfaf0d0b37c5fde6)), closes [#568](https://www.github.com/googleapis/google-auth-library-python/issues/568) 379 380### [1.19.2](https://www.github.com/googleapis/google-auth-library-python/compare/v1.19.1...v1.19.2) (2020-07-17) 381 382 383### Bug fixes 384 385* Revert "fix: migrate signBlob to iamcredentials.googleapis.com" ([#563](https://www.github.com/googleapis/google-auth-library-python/issues/563)) ([a48b5b](https://www.github.com/googleapis/google-auth-library-python/commit/a48b5b9135b30ff06f1fe18dd9dbe92ffcf3a272)) 386 387### [1.19.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.19.0...v1.19.1) (2020-07-15) 388 389 390### Bug Fixes 391 392* don't add empty quota project ([#560](https://www.github.com/googleapis/google-auth-library-python/issues/560)) ([ab2be5d](https://www.github.com/googleapis/google-auth-library-python/commit/ab2be5de829e830979514683582c11f98fa943c7)) 393 394## [1.19.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.18.0...v1.19.0) (2020-07-09) 395 396 397### Features 398 399* add quota project to base credentials class ([#546](https://www.github.com/googleapis/google-auth-library-python/issues/546)) ([3dda7b2](https://www.github.com/googleapis/google-auth-library-python/commit/3dda7b2ab88aba7941b8b5281b4acbc7db74169b)) 400* check 'iss' in `verify_oauth2_token` ([#500](https://www.github.com/googleapis/google-auth-library-python/issues/500)) ([c05b8b5](https://www.github.com/googleapis/google-auth-library-python/commit/c05b8b52e3bbc096cf32e2d4bb5bd45986d3cd04)) 401 402 403### Bug Fixes 404 405* migrate signBlob to iamcredentials.googleapis.com ([#553](https://www.github.com/googleapis/google-auth-library-python/issues/553)) ([038ae1b](https://www.github.com/googleapis/google-auth-library-python/commit/038ae1b78dc83e44ad39ef7ba15c607f62232087)) 406 407 408### Documentation 409 410* remove 3.4 from supported versions list ([#549](https://www.github.com/googleapis/google-auth-library-python/issues/549)) ([8c84d0f](https://www.github.com/googleapis/google-auth-library-python/commit/8c84d0fb36d9eba6b319964ca0a22501efca805b)) 411 412## [1.18.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.17.2...v1.18.0) (2020-06-18) 413 414 415### Features 416 417* make ``load_credentials_from_file`` a public method ([#530](https://www.github.com/googleapis/google-auth-library-python/issues/530)) ([15d5fa9](https://www.github.com/googleapis/google-auth-library-python/commit/15d5fa946177581b52a5a9eb3ca285c088f5c45d)) 418 419 420### Bug Fixes 421 422* no warning if quota_project_id is given ([#537](https://www.github.com/googleapis/google-auth-library-python/issues/537)) ([f30b45a](https://www.github.com/googleapis/google-auth-library-python/commit/f30b45a9b2f824c494724548732c5ce838218c30)) 423 424### [1.17.2](https://www.github.com/googleapis/google-auth-library-python/compare/v1.17.1...v1.17.2) (2020-06-12) 425 426 427### Bug Fixes 428 429* **dependencies:** Further restrict RSA versions ([#532](https://www.github.com/googleapis/google-auth-library-python/issues/532)) ([46677a0](https://www.github.com/googleapis/google-auth-library-python/commit/46677a0cb3bde6622be10061bc61daaff7a0aaca)), closes [#528](https://www.github.com/googleapis/google-auth-library-python/issues/528) 430 431### [1.17.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.17.0...v1.17.1) (2020-06-11) 432 433 434### Bug Fixes 435 436* narrow acceptable RSA versions to maintain Python 2 compatability ([#528](https://www.github.com/googleapis/google-auth-library-python/issues/528)) ([9434868](https://www.github.com/googleapis/google-auth-library-python/commit/9434868a6789464549af1d4562f62d8a899b6809)) 437 438## [1.17.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.16.1...v1.17.0) (2020-06-10) 439 440 441### Features 442 443* add quota_project_id to service accounts; add with_quota_project methods ([#519](https://www.github.com/googleapis/google-auth-library-python/issues/519)) ([b12488c](https://www.github.com/googleapis/google-auth-library-python/commit/b12488cf552888299425c8009ea075511627cf08)) 444 445### [1.16.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.16.0...v1.16.1) (2020-06-04) 446 447 448### Bug Fixes 449 450* fix impersonated cred exception doc ([#521](https://www.github.com/googleapis/google-auth-library-python/issues/521)) ([9d5a9a9](https://www.github.com/googleapis/google-auth-library-python/commit/9d5a9a9884fecbd698a602d2a9fd9bec6b987de7)) 451* replace environment variable GCE_METADATA_ROOT with GCE_METADATA_HOST ([#433](https://www.github.com/googleapis/google-auth-library-python/issues/433)) ([8ffb4d3](https://www.github.com/googleapis/google-auth-library-python/commit/8ffb4d3e832607869026444e5a071c5f3e225fd2)), closes [#339](https://www.github.com/googleapis/google-auth-library-python/issues/339) 452 453## [1.16.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.15.0...v1.16.0) (2020-05-28) 454 455 456### Features 457 458* add helper func to for default encrypted cert ([#514](https://www.github.com/googleapis/google-auth-library-python/issues/514)) ([f282aa4](https://www.github.com/googleapis/google-auth-library-python/commit/f282aa4acc73d5b56aa7d4bb745d286c3cf1fc39)) 459 460 461### Bug Fixes 462 463* fix impersonated cred for gcloud ([#516](https://www.github.com/googleapis/google-auth-library-python/issues/516)) ([eb7be3f](https://www.github.com/googleapis/google-auth-library-python/commit/eb7be3fa98ace42b3e949a8af90bbb978ae7e455)) 464 465## [1.15.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.14.3...v1.15.0) (2020-05-15) 466 467 468### Features 469 470* encrypted mtls private key support ([#496](https://www.github.com/googleapis/google-auth-library-python/issues/496)) ([9dc9e9f](https://www.github.com/googleapis/google-auth-library-python/commit/9dc9e9f4ca65780b4d7f24e2c36021d2300b4006)) 471 472 473### Bug Fixes 474 475* signBytes for impersonated credentials ([#506](https://www.github.com/googleapis/google-auth-library-python/issues/506)) ([ca8d98a](https://www.github.com/googleapis/google-auth-library-python/commit/ca8d98ab2e5277e53ab8df78beb1e75cdf5321e3)), closes [#338](https://www.github.com/googleapis/google-auth-library-python/issues/338) 476 477### [1.14.3](https://www.github.com/googleapis/google-auth-library-python/compare/v1.14.2...v1.14.3) (2020-05-11) 478 479 480### Bug Fixes 481 482* catch exceptions.RefreshError ([#508](https://www.github.com/googleapis/google-auth-library-python/issues/508)) ([3d672e9](https://www.github.com/googleapis/google-auth-library-python/commit/3d672e9cddd9e8c4946290ab9f90ca9009b8be69)) 483 484### [1.14.2](https://www.github.com/googleapis/google-auth-library-python/compare/v1.14.1...v1.14.2) (2020-05-07) 485 486 487### Bug Fixes 488 489* support string type response.data ([#504](https://www.github.com/googleapis/google-auth-library-python/issues/504)) ([9b7228e](https://www.github.com/googleapis/google-auth-library-python/commit/9b7228ec849e311bcb4007ad3e23cf2f1e54a721)) 490 491### [1.14.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.14.0...v1.14.1) (2020-04-21) 492 493 494### Bug Fixes 495 496* support es256 raw format signature ([#490](https://www.github.com/googleapis/google-auth-library-python/issues/490)) ([cf2c0a9](https://www.github.com/googleapis/google-auth-library-python/commit/cf2c0a90701ce42f47df71281ae9cdf212c28e0e)) 497 498## [1.14.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.13.1...v1.14.0) (2020-04-13) 499 500 501### Features 502 503* add default client cert source util ([#486](https://www.github.com/googleapis/google-auth-library-python/issues/486)) ([ed41b49](https://www.github.com/googleapis/google-auth-library-python/commit/ed41b49e9d7ba7402b27107b7aa47eed06ac6c55)) 504 505### [1.13.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.13.0...v1.13.1) (2020-04-01) 506 507 508### Bug Fixes 509 510* invalid expiry type ([#481](https://www.github.com/googleapis/google-auth-library-python/issues/481)) ([7ae9a28](https://www.github.com/googleapis/google-auth-library-python/commit/7ae9a284dae16d274bfd4d876414f08efd6c3bff)) 511 512## [1.13.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.12.0...v1.13.0) (2020-04-01) 513 514 515### Features 516 517* add access token credentials ([#476](https://www.github.com/googleapis/google-auth-library-python/issues/476)) ([772dac6](https://www.github.com/googleapis/google-auth-library-python/commit/772dac6a6512230d32cb0dfae65a1a6aa9015049)) 518* add fetch_id_token to support id_token adc ([#469](https://www.github.com/googleapis/google-auth-library-python/issues/469)) ([506c565](https://www.github.com/googleapis/google-auth-library-python/commit/506c565a8c3c23a78fd0f17991bc6deb6f2528a9)) 519* consolidate mTLS channel errors ([#480](https://www.github.com/googleapis/google-auth-library-python/issues/480)) ([e83d446](https://www.github.com/googleapis/google-auth-library-python/commit/e83d4462f5c50f8424d9e54be32c29390115a9ed)) 520* Implement ES256 for JWT verification ([#340](https://www.github.com/googleapis/google-auth-library-python/issues/340)) ([e290a3d](https://www.github.com/googleapis/google-auth-library-python/commit/e290a3dbecc4767dd25ee14574951cdb6c2157cb)) 521 522## [1.12.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.11.3...v1.12.0) (2020-03-25) 523 524 525### Features 526 527* add mTLS ADC support for HTTP ([#457](https://www.github.com/googleapis/google-auth-library-python/issues/457)) ([bb9215a](https://www.github.com/googleapis/google-auth-library-python/commit/bb9215ad6dee6c1dc7f255a2e4ed7011b85bd6cf)) 528* add SslCredentials class for mTLS ADC ([#448](https://www.github.com/googleapis/google-auth-library-python/issues/448)) ([dafb41f](https://www.github.com/googleapis/google-auth-library-python/commit/dafb41fae3f513ea9a4f93404f6148bee7dda202)) 529* fetch id token from GCE metadata server ([#462](https://www.github.com/googleapis/google-auth-library-python/issues/462)) ([97e7700](https://www.github.com/googleapis/google-auth-library-python/commit/97e7700da031bfd80b63b1a3d2abc29c500936ef)) 530 531 532### Bug Fixes 533 534* don't use threads for gRPC AuthMetadataPlugin ([#467](https://www.github.com/googleapis/google-auth-library-python/issues/467)) ([ee373f8](https://www.github.com/googleapis/google-auth-library-python/commit/ee373f88b512a38e791a1c085452c6c6da501eb6)) 535* make ThreadPoolExecutor a class var ([#461](https://www.github.com/googleapis/google-auth-library-python/issues/461)) ([b526473](https://www.github.com/googleapis/google-auth-library-python/commit/b5264730603947295cc97ecff2f6aef84aa3d6e9)) 536 537### [1.11.3](https://www.github.com/googleapis/google-auth-library-python/compare/v1.11.2...v1.11.3) (2020-03-13) 538 539 540### Bug Fixes 541 542* fix the scopes so test can pass for a local run ([#450](https://www.github.com/googleapis/google-auth-library-python/issues/450)) ([b2dd77f](https://www.github.com/googleapis/google-auth-library-python/commit/b2dd77fe4a538e1d165fc9d859c9a299f6832cda)) 543* only add IAM scope to credentials that can change scopes ([#451](https://www.github.com/googleapis/google-auth-library-python/issues/451)) ([82e224b](https://www.github.com/googleapis/google-auth-library-python/commit/82e224b0854950a5607cd028edbcbcdc3e9e6505)) 544 545### [1.11.2](https://www.github.com/googleapis/google-auth-library-python/compare/v1.11.1...v1.11.2) (2020-02-14) 546 547 548### Reverts 549 550* Revert "fix: update `_GOOGLE_OAUTH2_CERTS_URL` (#365)" (#444) ([901c259](https://www.github.com/googleapis/google-auth-library-python/commit/901c259b1764f5a305a542cbae14d926ba7a57db)), closes [#365](https://www.github.com/googleapis/google-auth-library-python/issues/365) [#444](https://www.github.com/googleapis/google-auth-library-python/issues/444) 551 552### [1.11.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.11.0...v1.11.1) (2020-02-13) 553 554 555### Bug Fixes 556 557* compute engine id token credentials "with_target_audience" method ([#438](https://www.github.com/googleapis/google-auth-library-python/issues/438)) ([bc0ec93](https://www.github.com/googleapis/google-auth-library-python/commit/bc0ec93dc66fdcaa6a82222386623fa44f24ddfe)) 558* update `_GOOGLE_OAUTH2_CERTS_URL` ([#365](https://www.github.com/googleapis/google-auth-library-python/issues/365)) ([054db75](https://www.github.com/googleapis/google-auth-library-python/commit/054db75734756b0e82e7984ca07fa80025edc908)) 559 560## [1.11.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.10.2...v1.11.0) (2020-01-23) 561 562 563### Features 564 565* add non-None default timeout to AuthorizedSession.request() ([#435](https://www.github.com/googleapis/google-auth-library-python/issues/435)) ([d274a3a](https://www.github.com/googleapis/google-auth-library-python/commit/d274a3a2b3f913bc2cab4ca51f9c7fdef94b8f31)), closes [#434](https://www.github.com/googleapis/google-auth-library-python/issues/434) [googleapis/google-cloud-python#10182](https://www.github.com/googleapis/google-cloud-python/issues/10182) 566* distinguish transport and execution time timeouts ([#424](https://www.github.com/googleapis/google-auth-library-python/issues/424)) ([52a733d](https://www.github.com/googleapis/google-auth-library-python/commit/52a733d604528fa86d05321bb74241a43aea4211)), closes [#423](https://github.com/googleapis/google-auth-library-python/issues/423) 567 568### [1.10.2](https://www.github.com/googleapis/google-auth-library-python/compare/v1.10.1...v1.10.2) (2020-01-18) 569 570 571### Bug Fixes 572 573* make collections import compatible across Python versions ([#419](https://www.github.com/googleapis/google-auth-library-python/issues/419)) ([c5a3395](https://www.github.com/googleapis/google-auth-library-python/commit/c5a3395b8781e14c4566cf0e476b234d6a1c1224)), closes [#418](https://www.github.com/googleapis/google-auth-library-python/issues/418) 574 575### [1.10.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.10.0...v1.10.1) (2020-01-10) 576 577 578### Bug Fixes 579 580* **google.auth.compute_engine.metadata:** add retry to google.auth.compute_engine._metadata.get() ([#398](https://www.github.com/googleapis/google-auth-library-python/issues/398)) ([af29c1a](https://www.github.com/googleapis/google-auth-library-python/commit/af29c1a9fd9282b38867961e4053f74f018a3815)), closes [#211](https://www.github.com/googleapis/google-auth-library-python/issues/211) [#323](https://www.github.com/googleapis/google-auth-library-python/issues/323) [#323](https://www.github.com/googleapis/google-auth-library-python/issues/323) [#211](https://www.github.com/googleapis/google-auth-library-python/issues/211) 581* always pass body of type bytes to `google.auth.transport.Request` ([#421](https://www.github.com/googleapis/google-auth-library-python/issues/421)) ([a57a770](https://www.github.com/googleapis/google-auth-library-python/commit/a57a7708cfea635b5030f8c7ba10c967715f9a87)), closes [#318](https://www.github.com/googleapis/google-auth-library-python/issues/318) 582 583## [1.10.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.9.0...v1.10.0) (2019-12-18) 584 585 586### Features 587 588* send quota project id in x-goog-user-project for OAuth2 credentials ([#412](https://www.github.com/googleapis/google-auth-library-python/issues/412)) ([32d71a5](https://www.github.com/googleapis/google-auth-library-python/commit/32d71a5858435af0818a705b754404882bb7bb9e)), closes [#400](https://www.github.com/googleapis/google-auth-library-python/issues/400) 589 590## [1.9.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.8.2...v1.9.0) (2019-12-12) 591 592 593### Features 594 595* add timeout parameter to `AuthorizedSession.request()` ([#406](https://www.github.com/googleapis/google-auth-library-python/issues/406)) ([d86d7b8](https://www.github.com/googleapis/google-auth-library-python/commit/d86d7b8c43df152765c7fc59a54015361b46dcde)) 596 597### [1.8.2](https://www.github.com/googleapis/google-auth-library-python/compare/v1.8.1...v1.8.2) (2019-12-11) 598 599 600### Bug Fixes 601 602* revert "feat: send quota project id in x-goog-user-project header for OAuth2 credentials ([#400](https://www.github.com/googleapis/google-auth-library-python/issues/400))" ([#407](https://www.github.com/googleapis/google-auth-library-python/issues/407)) ([25ea942](https://www.github.com/googleapis/google-auth-library-python/commit/25ea942cef4378ff22adf235dd1baf1ca0d595f8)) 603 604### [1.8.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.8.0...v1.8.1) (2019-12-09) 605 606 607### Bug Fixes 608 609* revert "feat: add timeout to AuthorizedSession.request() ([#397](https://www.github.com/googleapis/google-auth-library-python/issues/397))" ([#401](https://www.github.com/googleapis/google-auth-library-python/issues/401)) ([451ecbd](https://www.github.com/googleapis/google-auth-library-python/commit/451ecbd48a910348bbf7a7b38162a044fad6e6e1)) 610 611## [1.8.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.7.2...v1.8.0) (2019-12-09) 612 613 614### Features 615 616* add `to_json` method to google.oauth2.credentials.Credentials ([#367](https://www.github.com/googleapis/google-auth-library-python/issues/367)) ([bfb1f8c](https://www.github.com/googleapis/google-auth-library-python/commit/bfb1f8cc8a706ce5ca2a14886c920ca2220ec349)) 617* add timeout to AuthorizedSession.request() ([#397](https://www.github.com/googleapis/google-auth-library-python/issues/397)) ([381dd40](https://www.github.com/googleapis/google-auth-library-python/commit/381dd400911d29926ffbf04e0f2ba53ef7bb997e)) 618* send quota project id in x-goog-user-project header for OAuth2 credentials ([#400](https://www.github.com/googleapis/google-auth-library-python/issues/400)) ([ab3dc1e](https://www.github.com/googleapis/google-auth-library-python/commit/ab3dc1e26f5240ea3456de364c7c5cb8f40f9583)) 619 620### [1.7.2](https://www.github.com/googleapis/google-auth-library-python/compare/v1.7.1...v1.7.2) (2019-12-02) 621 622 623### Bug Fixes 624 625* in token endpoint request, do not decode the response data if it is not encoded ([#393](https://www.github.com/googleapis/google-auth-library-python/issues/393)) ([3b5d3e2](https://www.github.com/googleapis/google-auth-library-python/commit/3b5d3e2192ce0cdc97854a1d70d5e382e454275c)) 626* make gRPC auth plugin non-blocking + add default timeout value for requests transport ([#390](https://www.github.com/googleapis/google-auth-library-python/issues/390)) ([0c33e9c](https://www.github.com/googleapis/google-auth-library-python/commit/0c33e9c0fe4f87fa46c8f1a5afe725a467ac5fcc)), closes [#351](https://www.github.com/googleapis/google-auth-library-python/issues/351) 627 628### [1.7.1](https://www.github.com/googleapis/google-auth-library-python/compare/v1.7.0...v1.7.1) (2019-11-13) 629 630 631### Bug Fixes 632 633* change 'internal_failure' condition to also use `error' field ([#387](https://www.github.com/googleapis/google-auth-library-python/issues/387)) ([46bb58e](https://www.github.com/googleapis/google-auth-library-python/commit/46bb58e694716908a5ed00f05dbb794cdec667dd)) 634 635## 1.7.0 636 63710-30-2019 17:11 PDT 638 639 640### Implementation Changes 641- Add retry loop for fetching authentication token if any 'Internal Failure' occurs ([#368](https://github.com/googleapis/google-auth-library-python/pull/368)) 642- Use cls parameter instead of class ([#341](https://github.com/googleapis/google-auth-library-python/pull/341)) 643 644### New Features 645- Add support for `impersonated_credentials.Sign`, `IDToken` ([#348](https://github.com/googleapis/google-auth-library-python/pull/348)) 646- Add downscoping to OAuth2 credentials ([#309](https://github.com/googleapis/google-auth-library-python/pull/309)) 647 648### Dependencies 649- Update dependency cachetools to v3 ([#357](https://github.com/googleapis/google-auth-library-python/pull/357)) 650- Update dependency rsa to v4 ([#358](https://github.com/googleapis/google-auth-library-python/pull/358)) 651- Set an upper bound on dependencies version ([#352](https://github.com/googleapis/google-auth-library-python/pull/352)) 652- Require a minimum version of setuptools ([#322](https://github.com/googleapis/google-auth-library-python/pull/322)) 653 654### Documentation 655- Add busunkim96 as maintainer ([#373](https://github.com/googleapis/google-auth-library-python/pull/373)) 656- Update user-guide.rst ([#337](https://github.com/googleapis/google-auth-library-python/pull/337)) 657- Fix typo in jwt docs ([#332](https://github.com/googleapis/google-auth-library-python/pull/332)) 658- Clarify which SA has Token Creator role ([#330](https://github.com/googleapis/google-auth-library-python/pull/330)) 659 660### Internal / Testing Changes 661- Change 'name' to distribution name ([#379](https://github.com/googleapis/google-auth-library-python/pull/379)) 662- Fix system tests, move to Kokoro ([#372](https://github.com/googleapis/google-auth-library-python/pull/372)) 663- Blacken ([#375](https://github.com/googleapis/google-auth-library-python/pull/375)) 664- Rename nox.py -> noxfile.py ([#369](https://github.com/googleapis/google-auth-library-python/pull/369)) 665- Add initial renovate config ([#356](https://github.com/googleapis/google-auth-library-python/pull/356)) 666- Use new pytest api to keep building with pytest 5 ([#353](https://github.com/googleapis/google-auth-library-python/pull/353)) 667 668 669## 1.6.3 670 67102-15-2019 9:31 PST 672 673### Implementation Changes 674 675- follow rfc 7515 : strip padding from JWS segments ([#324](https://github.com/googleapis/google-auth-library-python/pull/324)) 676- Add retry to `_metadata.ping()` ([#323](https://github.com/googleapis/google-auth-library-python/pull/323)) 677 678## 1.6.2 679 68012-17-2018 10:51 PST 681 682### Documentation 683 684- Announce deprecation of Python 2.7 ([#311](https://github.com/googleapis/google-auth-library-python/pull/311)) 685- Link all the PRs in CHANGELOG ([#307](https://github.com/googleapis/google-auth-library-python/pull/307)) 686 687## 1.6.1 688 68911-12-2018 10:10 PST 690 691### Implementation Changes 692 693- Automatically refresh impersonated credentials ([#304](https://github.com/googleapis/google-auth-library-python/pull/304)) 694 695## 1.6.0 696 69711-09-2018 11:07 PST 698 699### New Features 700 701- Add `google.auth.impersonated_credentials` ([#299](https://github.com/googleapis/google-auth-library-python/pull/299)) 702 703### Documentation 704 705- Update link to documentation for default credentials ([#296](https://github.com/googleapis/google-auth-library-python/pull/296)) 706- Update github issue templates ([#300](https://github.com/googleapis/google-auth-library-python/pull/300)) 707- Remove punctuation which becomes part of the url ([#284](https://github.com/googleapis/google-auth-library-python/pull/284)) 708 709### Internal / Testing Changes 710 711- Update trampoline.sh ([302](https://github.com/googleapis/google-auth-library-python/pull/302)) 712- Enable static type checking with pytype ([#298](https://github.com/googleapis/google-auth-library-python/pull/298)) 713- Make classifiers in setup.py an array. ([#280](https://github.com/googleapis/google-auth-library-python/pull/280)) 714 715 716## 1.5.1 717 718- Fix check for error text on Python 3.7. ([#278](https://github.com/googleapis/google-auth-library-python/pull/#278)) 719- Use new Auth URIs. ([#281](https://github.com/googleapis/google-auth-library-python/pull/#281)) 720- Add code-of-conduct document. ([#270](https://github.com/googleapis/google-auth-library-python/pull/#270)) 721- Fix some typos in test_urllib3.py ([#268](https://github.com/googleapis/google-auth-library-python/pull/#268)) 722 723## 1.5.0 724 725- Warn when using user credentials from the Cloud SDK ([#266](https://github.com/googleapis/google-auth-library-python/pull/266)) 726- Add compute engine-based IDTokenCredentials ([#236](https://github.com/googleapis/google-auth-library-python/pull/236)) 727- Corrected some typos ([#265](https://github.com/googleapis/google-auth-library-python/pull/265)) 728 729## 1.4.2 730 731- Raise a helpful exception when trying to refresh credentials without a refresh token. ([#262](https://github.com/googleapis/google-auth-library-python/pull/262)) 732- Fix links to README and CONTRIBUTING in docs/index.rst. ([#260](https://github.com/googleapis/google-auth-library-python/pull/260)) 733- Fix a typo in credentials.py. ([#256](https://github.com/googleapis/google-auth-library-python/pull/256)) 734- Use pytest instead of py.test per upstream recommendation, #dropthedot. ([#255](https://github.com/googleapis/google-auth-library-python/pull/255)) 735- Fix typo on exemple of jwt usage ([#245](https://github.com/googleapis/google-auth-library-python/pull/245)) 736 737## 1.4.1 738 739- Added a check for the cryptography version before attempting to use it. ([#243](https://github.com/googleapis/google-auth-library-python/pull/243)) 740 741## 1.4.0 742 743- Added `cryptography`-based RSA signer and verifier. ([#185](https://github.com/googleapis/google-auth-library-python/pull/185)) 744- Added `google.oauth2.service_account.IDTokenCredentials`. ([#234](https://github.com/googleapis/google-auth-library-python/pull/234)) 745- Improved documentation around ID Tokens ([#224](https://github.com/googleapis/google-auth-library-python/pull/224)) 746 747## 1.3.0 748 749- Added ``google.oauth2.credentials.Credentials.from_authorized_user_file`` ([#226](https://github.com/googleapis/google-auth-library-python/pull/#226)) 750- Dropped direct pyasn1 dependency in favor of letting ``pyasn1-modules`` specify the right version. ([#230](https://github.com/googleapis/google-auth-library-python/pull/#230)) 751- ``default()`` now checks for the project ID environment var before warning about missing project ID. ([#227](https://github.com/googleapis/google-auth-library-python/pull/#227)) 752- Fixed the docstrings for ``has_scopes()`` and ``with_scopes()``. ([#228](https://github.com/googleapis/google-auth-library-python/pull/#228)) 753- Fixed example in docstring for ``ReadOnlyScoped``. ([#219](https://github.com/googleapis/google-auth-library-python/pull/#219)) 754- Made ``transport.requests`` use timeouts and retries to improve reliability. ([#220](https://github.com/googleapis/google-auth-library-python/pull/#220)) 755 756## 1.2.1 757 758- Excluded compiled Python files in source distributions. ([#215](https://github.com/googleapis/google-auth-library-python/pull/#215)) 759- Updated docs for creating RSASigner from string. ([#213](https://github.com/googleapis/google-auth-library-python/pull/#213)) 760- Use ``six.raise_from`` wherever possible. ([#212](https://github.com/googleapis/google-auth-library-python/pull/#212)) 761- Fixed a typo in a comment ``seconds`` not ``sections``. ([#210](https://github.com/googleapis/google-auth-library-python/pull/#210)) 762 763## 1.2.0 764 765- Added ``google.auth.credentials.AnonymousCredentials``. ([#206](https://github.com/googleapis/google-auth-library-python/pull/#206)) 766- Updated the documentation to link to the Google Cloud Platform Python setup guide ([#204](https://github.com/googleapis/google-auth-library-python/pull/#204)) 767 768## 1.1.1 769 770- ``google.oauth.credentials.Credentials`` now correctly inherits from ``ReadOnlyScoped`` instead of ``Scoped``. ([#200](https://github.com/googleapis/google-auth-library-python/pull/#200)) 771 772## 1.1.0 773 774- Added ``service_account.Credentials.project_id``. ([#187](https://github.com/googleapis/google-auth-library-python/pull/#187)) 775- Move read-only methods of ``credentials.Scoped`` into new interface ``credentials.ReadOnlyScoped``. ([#195](https://github.com/googleapis/google-auth-library-python/pull/#195), [#196](https://github.com/googleapis/google-auth-library-python/pull/#196)) 776- Make ``compute_engine.Credentials`` derive from ``ReadOnlyScoped`` instead of ``Scoped``. ([#195](https://github.com/googleapis/google-auth-library-python/pull/#195)) 777- Fix App Engine's expiration calculation ([#197](https://github.com/googleapis/google-auth-library-python/pull/#197)) 778- Split ``crypt`` module into a package to allow alternative implementations. ([#189](https://github.com/googleapis/google-auth-library-python/pull/#189)) 779- Add error message to handle case of empty string or missing file for `GOOGLE_APPLICATION_CREDENTIALS` ([#188](https://github.com/googleapis/google-auth-library-python/pull/#188)) 780 781## 1.0.2 782 783- Fixed a bug where the Cloud SDK executable could not be found on Windows, leading to project ID detection failing. ([#179](https://github.com/googleapis/google-auth-library-python/pull/#179)) 784- Fixed a bug where the timeout argument wasn't being passed through the httplib transport correctly. ([#175](https://github.com/googleapis/google-auth-library-python/pull/#175)) 785- Added documentation for using the library on Google App Engine standard. ([#172](https://github.com/googleapis/google-auth-library-python/pull/#172)) 786- Testing style updates. ([#168](https://github.com/googleapis/google-auth-library-python/pull/#168)) 787- Added documentation around the oauth2client deprecation. ([#165](https://github.com/googleapis/google-auth-library-python/pull/#165)) 788- Fixed a few lint issues caught by newer versions of pylint. ([#166](https://github.com/googleapis/google-auth-library-python/pull/#166)) 789 790## 1.0.1 791 792- Fixed a bug in the clock skew accommodation logic where expired credentials could be used for up to 5 minutes. ([#158](https://github.com/googleapis/google-auth-library-python/pull/158)) 793 794## 1.0.0 795 796Milestone release for v1.0.0. 797No significant changes since v0.10.0 798 799## 0.10.0 800 801- Added ``jwt.OnDemandCredentials``. ([#142](https://github.com/googleapis/google-auth-library-python/pull/142)) 802- Added new public property ``id_token`` to ``oauth2.credentials.Credentials``. ([#150](https://github.com/googleapis/google-auth-library-python/pull/150)) 803- Added the ability to set the address used to communicate with the Compute Engine metadata server via the ``GCE_METADATA_ROOT`` and ``GCE_METADATA_IP`` environment variables. ([#148](https://github.com/googleapis/google-auth-library-python/pull/148)) 804- Changed the way cloud project IDs are ascertained from the Google Cloud SDK. ([#147](https://github.com/googleapis/google-auth-library-python/pull/147)) 805- Modified expiration logic to add a 5 minute clock skew accommodation. ([#145](https://github.com/googleapis/google-auth-library-python/pull/145)) 806 807## 0.9.0 808 809- Added ``service_account.Credentials.with_claims``. ([#140](https://github.com/googleapis/google-auth-library-python/pull/140)) 810- Moved ``google.auth.oauthlib`` and ``google.auth.flow`` to a new separate package ``google_auth_oauthlib``. ([#137](https://github.com/googleapis/google-auth-library-python/pull/137), [#139](https://github.com/googleapis/google-auth-library-python/pull/139), [#135](https://github.com/googleapis/google-auth-library-python/pull/135), [#126](https://github.com/googleapis/google-auth-library-python/pull/126)) 811- Added ``InstalledAppFlow`` to ``google_auth_oauthlib``. ([#128](https://github.com/googleapis/google-auth-library-python/pull/128)) 812- Fixed some packaging and documentation issues. ([#131](https://github.com/googleapis/google-auth-library-python/pull/131)) 813- Added a helpful error message when importing optional dependencies. ([#125](https://github.com/googleapis/google-auth-library-python/pull/125)) 814- Made all properties required to reconstruct ``google.oauth2.credentials.Credentials`` public. ([#124](https://github.com/googleapis/google-auth-library-python/pull/124)) 815- Added official Python 3.6 support. ([#102](https://github.com/googleapis/google-auth-library-python/pull/102)) 816- Added ``jwt.Credentials.from_signing_credentials`` and removed ``service_account.Credentials.to_jwt_credentials``. ([#120](https://github.com/googleapis/google-auth-library-python/pull/120)) 817 818## 0.8.0 819 820- Removed one-time token behavior from ``jwt.Credentials``, audience claim is now required and fixed. ([#117](https://github.com/googleapis/google-auth-library-python/pull/117)) 821- ``crypt.Signer`` and ``crypt.Verifier`` are now abstract base classes. The concrete implementations have been renamed to ``crypt.RSASigner`` and ``crypt.RSAVerifier``. ``app_engine.Signer`` and ``iam.Signer`` now inherit from ``crypt.Signer``. ([#115](https://github.com/googleapis/google-auth-library-python/pull/115)) 822- ``transport.grpc`` now correctly calls ``Credentials.before_request``. ([#116](https://github.com/googleapis/google-auth-library-python/pull/116)) 823 824## 0.7.0 825 826- Added ``google.auth.iam.Signer``. ([#108](https://github.com/googleapis/google-auth-library-python/pull/108)) 827- Fixed issue where ``google.auth.app_engine.Signer`` erroneously returns a tuple from ``sign()``. ([#109](https://github.com/googleapis/google-auth-library-python/pull/109)) 828- Added public property ``google.auth.credentials.Signing.signer``. ([#110](https://github.com/googleapis/google-auth-library-python/pull/110)) 829 830## 0.6.0 831 832- Added experimental integration with ``requests-oauthlib`` in ``google.oauth2.oauthlib`` and ``google.oauth2.flow``. ([#100](https://github.com/googleapis/google-auth-library-python/pull/100), [#105](https://github.com/googleapis/google-auth-library-python/pull/105), [#106](https://github.com/googleapis/google-auth-library-python/pull/106)) 833- Fixed typo in ``google_auth_httplib2``'s README. ([#105](https://github.com/googleapis/google-auth-library-python/pull/105)) 834 835## 0.5.0 836 837- Added ``app_engine.Signer``. ([#97](https://github.com/googleapis/google-auth-library-python/pull/97)) 838- Added ``crypt.Signer.from_service_account_file``. ([#95](https://github.com/googleapis/google-auth-library-python/pull/95)) 839- Fixed error handling in the oauth2 client. ([#96](https://github.com/googleapis/google-auth-library-python/pull/96)) 840- Fixed the App Engine system tests. 841 842## 0.4.0 843 844- ``transports.grpc.secure_authorized_channel`` now passes ``kwargs`` to ``grpc.secure_channel``. ([#90](https://github.com/googleapis/google-auth-library-python/pull/90)) 845- Added new property ``credentials.Singing.signer_email`` which can be used to identify the signer of a message. ([#89](https://github.com/googleapis/google-auth-library-python/pull/89)) 846- (google_auth_httplib2) Added a proxy to ``httplib2.Http.connections``. 847 848## 0.3.2 849 850- Fixed an issue where an ``ImportError`` would occur if ``google.oauth2`` was imported before ``google.auth``. ([#88](https://github.com/googleapis/google-auth-library-python/pull/88)) 851 852## 0.3.1 853 854- Fixed a bug where non-padded base64 encoded strings were not accepted. ([#87](https://github.com/googleapis/google-auth-library-python/pull/87)) 855- Fixed a bug where ID token verification did not correctly call the HTTP request function. ([#87](https://github.com/googleapis/google-auth-library-python/pull/87)) 856 857## 0.3.0 858 859- Added Google ID token verification helpers. ([#82](https://github.com/googleapis/google-auth-library-python/pull/82)) 860- Swapped the ``target`` and ``request`` argument order for ``grpc.secure_authorized_channel``. ([#81](https://github.com/googleapis/google-auth-library-python/pull/81)) 861- Added a user's guide. ([#79](https://github.com/googleapis/google-auth-library-python/pull/79)) 862- Made ``service_account_email`` a public property on several credential classes. ([#76](https://github.com/googleapis/google-auth-library-python/pull/76)) 863- Added a ``scope`` argument to ``google.auth.default``. ([#75](https://github.com/googleapis/google-auth-library-python/pull/75)) 864- Added support for the ``GCLOUD_PROJECT`` environment variable. ([#73](https://github.com/googleapis/google-auth-library-python/pull/73)) 865 866## 0.2.0 867 868- Added gRPC support. ([#67](https://github.com/googleapis/google-auth-library-python/pull/67)) 869- Added Requests support. ([#66](https://github.com/googleapis/google-auth-library-python/pull/66)) 870- Added ``google.auth.credentials.with_scopes_if_required`` helper. ([#65](https://github.com/googleapis/google-auth-library-python/pull/65)) 871- Added private helper for oauth2client migration. ([#70](https://github.com/googleapis/google-auth-library-python/pull/70)) 872 873## 0.1.0 874 875First release with core functionality available. This version is ready for 876initial usage and testing. 877 878- Added ``google.auth.credentials``, public interfaces for Credential types. ([#8](https://github.com/googleapis/google-auth-library-python/pull/8)) 879- Added ``google.oauth2.credentials``, credentials that use OAuth 2.0 access and refresh tokens ([#24](https://github.com/googleapis/google-auth-library-python/pull/24)) 880- Added ``google.oauth2.service_account``, credentials that use Service Account private keys to obtain OAuth 2.0 access tokens. ([#25](https://github.com/googleapis/google-auth-library-python/pull/25)) 881- Added ``google.auth.compute_engine``, credentials that use the Compute Engine metadata service to obtain OAuth 2.0 access tokens. ([#22](https://github.com/googleapis/google-auth-library-python/pull/22)) 882- Added ``google.auth.jwt.Credentials``, credentials that use a JWT as a bearer token. 883- Added ``google.auth.app_engine``, credentials that use the Google App Engine App Identity service to obtain OAuth 2.0 access tokens. ([#46](https://github.com/googleapis/google-auth-library-python/pull/46)) 884- Added ``google.auth.default()``, an implementation of Google Application Default Credentials that supports automatic Project ID detection. ([#32](https://github.com/googleapis/google-auth-library-python/pull/32)) 885- Added system tests for all credential types. ([#51](https://github.com/googleapis/google-auth-library-python/pull/51), [#54](https://github.com/googleapis/google-auth-library-python/pull/54), [#56](https://github.com/googleapis/google-auth-library-python/pull/56), [#58](https://github.com/googleapis/google-auth-library-python/pull/58), [#59](https://github.com/googleapis/google-auth-library-python/pull/59), [#60](https://github.com/googleapis/google-auth-library-python/pull/60), [#61](https://github.com/googleapis/google-auth-library-python/pull/61), [#62](https://github.com/googleapis/google-auth-library-python/pull/62)) 886- Added ``google.auth.transports.urllib3.AuthorizedHttp``, an HTTP client that includes authentication provided by credentials. ([#19](https://github.com/googleapis/google-auth-library-python/pull/19)) 887- Documentation style and formatting updates. 888 889## 0.0.1 890 891Initial release with foundational functionality for cryptography and JWTs. 892 893- ``google.auth.crypt`` for creating and verifying cryptographic signatures. 894- ``google.auth.jwt`` for creating (encoding) and verifying (decoding) JSON Web tokens. 895