CHANGELOG.md - platform/external/python/python-api-core - Git at Google

 # Changelog

 [PyPI History][1]

 [1]: https://pypi.org/project/google-api-core/#history

 ### [1.22.4](https://www.github.com/googleapis/python-api-core/compare/v1.22.3...v1.22.4) (2020-10-05)


 ### Bug Fixes

 * use version.py instead of pkg_resources.get_distribution ([#80](https://www.github.com/googleapis/python-api-core/issues/80)) ([d480d97](https://www.github.com/googleapis/python-api-core/commit/d480d97e41cd6705325b3b649360553a83c23f47))

 ### [1.22.3](https://www.github.com/googleapis/python-api-core/compare/v1.22.2...v1.22.3) (2020-10-02)


 ### Bug Fixes

 * **deps:** require six >= 1.13.0 ([#78](https://www.github.com/googleapis/python-api-core/issues/78)) ([a7a8b98](https://www.github.com/googleapis/python-api-core/commit/a7a8b98602a3eb277fdc607ac69f3bcb147f3351)), closes [/github.com/benjaminp/six/blob/c0be8815d13df45b6ae471c4c436cce8c192245d/CHANGES#L30-L31](https://www.github.com/googleapis//github.com/benjaminp/six/blob/c0be8815d13df45b6ae471c4c436cce8c192245d/CHANGES/issues/L30-L31)

 ### [1.22.2](https://www.github.com/googleapis/python-api-core/compare/v1.22.1...v1.22.2) (2020-09-03)


 ### Bug Fixes

 * only add quota project id if supported ([#75](https://www.github.com/googleapis/python-api-core/issues/75)) ([8f8ee78](https://www.github.com/googleapis/python-api-core/commit/8f8ee7879e4f834f3c676e535ffc41b5b9b2de62))

 ### [1.22.1](https://www.github.com/googleapis/python-api-core/compare/v1.22.0...v1.22.1) (2020-08-12)


 ### Documentation

 * fix spelling errors for amount in retry ([#69](https://www.github.com/googleapis/python-api-core/issues/69)) ([7bb713d](https://www.github.com/googleapis/python-api-core/commit/7bb713d13b1fe3cca58263f5e499136a84abc456))

 ## [1.22.0](https://www.github.com/googleapis/python-api-core/compare/v1.21.0...v1.22.0) (2020-07-21)


 ### Features

 * allow quota project to be passed to create_channel ([#58](https://www.github.com/googleapis/python-api-core/issues/58)) ([e2d9a7b](https://www.github.com/googleapis/python-api-core/commit/e2d9a7b209b7dfab300dc848fabbae8f42a2ab19))


 ### Bug Fixes

 * _determine_timeout problem handling float type timeout ([#64](https://www.github.com/googleapis/python-api-core/issues/64)) ([2010373](https://www.github.com/googleapis/python-api-core/commit/2010373b27536d1191175624b297a709d70153fa))


 ### Documentation

 * change the documentation for using 'six.moves.collections_abc.Mapping' instead of 'dict' in 'client_options.from_dict()' ([#53](https://www.github.com/googleapis/python-api-core/issues/53)) ([c890675](https://www.github.com/googleapis/python-api-core/commit/c890675dc9ebc084f105be81dc81c048f4f599ea))

 ## [1.21.0](https://www.github.com/googleapis/python-api-core/compare/v1.20.1...v1.21.0) (2020-06-18)


 ### Features

 * allow credentials files to be passed for channel creation ([#50](https://www.github.com/googleapis/python-api-core/issues/50)) ([ded92d0](https://www.github.com/googleapis/python-api-core/commit/ded92d0acdcde4295d0e5df05fda0d83783a3991))

 ### [1.20.1](https://www.github.com/googleapis/python-api-core/compare/v1.20.0...v1.20.1) (2020-06-16)


 ### Bug Fixes

 * **dependencies:** increase protobuf version ([#49](https://www.github.com/googleapis/python-api-core/issues/49)) ([1ba6095](https://www.github.com/googleapis/python-api-core/commit/1ba609592968c9d828449b89a3ade3bcaf5edd7f)), closes [#48](https://www.github.com/googleapis/python-api-core/issues/48)

 ## [1.20.0](https://www.github.com/googleapis/python-api-core/compare/v1.19.1...v1.20.0) (2020-06-09)


 ### Features

 * allow disabling response stream pre-fetch ([#30](https://www.github.com/googleapis/python-api-core/issues/30)) ([74e0b0f](https://www.github.com/googleapis/python-api-core/commit/74e0b0f8387207933c120af15b2bb5d175dd8f84)), closes [#25](https://www.github.com/googleapis/python-api-core/issues/25)

 ### [1.19.1](https://www.github.com/googleapis/python-api-core/compare/v1.19.0...v1.19.1) (2020-06-06)


 ### Bug Fixes

 * bump up grpcio minimum version to 1.29.0 ([#41](https://www.github.com/googleapis/python-api-core/issues/41)) ([4b11422](https://www.github.com/googleapis/python-api-core/commit/4b114221b3ae01eee540bedf47381c3b7c214b0c))

 ## [1.19.0](https://www.github.com/googleapis/python-api-core/compare/v1.18.0...v1.19.0) (2020-06-05)


 ### Features

 * **client_options:** add new client options 'quota_project_id', 'scopes', and 'credentials_file' ([a582936](https://www.github.com/googleapis/python-api-core/commit/a58293601d6da90c499d404e634a979a6cae9708))

 ## [1.18.0](https://www.github.com/googleapis/python-api-core/compare/v1.17.0...v1.18.0) (2020-06-04)


 ### Features

 * [CBT-6 helper] Exposing Retry._deadline as a property ([#20](https://www.github.com/googleapis/python-api-core/issues/20)) ([7be1e59](https://www.github.com/googleapis/python-api-core/commit/7be1e59e9d75c112f346d2b76dce3dd60e3584a1))
 * add client_encryped_cert_source to ClientOptions ([#31](https://www.github.com/googleapis/python-api-core/issues/31)) ([e4eaec0](https://www.github.com/googleapis/python-api-core/commit/e4eaec0ff255114138d3715280f86d34d861a6fa))
 * AsyncIO Integration [Part 2] ([#28](https://www.github.com/googleapis/python-api-core/issues/28)) ([dd9b2f3](https://www.github.com/googleapis/python-api-core/commit/dd9b2f38a70e85952cc05552ec8070cdf29ddbb4)), closes [#23](https://www.github.com/googleapis/python-api-core/issues/23)
 * First batch of AIO integration ([#26](https://www.github.com/googleapis/python-api-core/issues/26)) ([a82f289](https://www.github.com/googleapis/python-api-core/commit/a82f2892b8f219b82e120e6ed9f4070869c28be7))
 * third batch of AsyncIO integration ([#29](https://www.github.com/googleapis/python-api-core/issues/29)) ([7d8d580](https://www.github.com/googleapis/python-api-core/commit/7d8d58075a92e93662747d36a2d55b5e9f0943e1))

 ## [1.17.0](https://www.github.com/googleapis/python-api-core/compare/v1.16.0...v1.17.0) (2020-04-14)


 ### Features

 * **api_core:** add retry param into PollingFuture() and it's inheritors ([#9923](https://www.github.com/googleapis/python-api-core/issues/9923)) ([14f1f34](https://www.github.com/googleapis/python-api-core/commit/14f1f34e013c90fed2da2918625083d299fda557)), closes [#6197](https://www.github.com/googleapis/python-api-core/issues/6197)
 * **api-core:** add client_cert_source to ClientOptions ([#17](https://www.github.com/googleapis/python-api-core/issues/17)) ([748c935](https://www.github.com/googleapis/python-api-core/commit/748c935d4cf03a1f04fba9139c3c3150fd694d88))


 ### Bug Fixes

 * consume part of StreamingResponseIterator to support failure while under a retry context ([#10206](https://www.github.com/googleapis/python-api-core/issues/10206)) ([2b103b6](https://www.github.com/googleapis/python-api-core/commit/2b103b60ece16a1e1bc98cfda7ec375191a90f75))

 ## 1.16.0

 01-13-2020 14:19 PST

 ### New Features

 - feat(storage): support optionsRequestedPolicyVersion ([#9989](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/9989))
 - feat(api_core): support version 3 policy bindings ([#9869](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/9869))

 ## 1.15.0

 12-16-2019 15:27 PST

 ### New Features
 - Make the last retry happen at deadline. ([#9873](https://github.com/googleapis/google-cloud-python/pull/9873))
 - Add a repr method for ClientOptions. ([#9849](https://github.com/googleapis/google-cloud-python/pull/9849))
 - Simplify `from_rfc3339` methods. ([#9641](https://github.com/googleapis/google-cloud-python/pull/9641))
 - Provide a `raw_page` field for `page_iterator.Page`. ([#9486](https://github.com/googleapis/google-cloud-python/pull/9486))

 ### Documentation
 - Add Python 2 sunset banner to documentation. ([#9036](https://github.com/googleapis/google-cloud-python/pull/9036))
 - Remove references to the old authentication credentials. ([#9456](https://github.com/googleapis/google-cloud-python/pull/9456))

 ## 1.14.3

 10-07-2019 10:35 PDT


 ### Implementation Changes
 - Finalize during close of 'ResumableBidiRpc' ([#9337](https://github.com/googleapis/google-cloud-python/pull/9337))
 - add on_error to Retry.__init__ ([#8892](https://github.com/googleapis/google-cloud-python/pull/8892))
 - Fix race in 'BackgroundConsumer._thread_main'. ([#8883](https://github.com/googleapis/google-cloud-python/pull/8883))

 ### Documentation
 - Fix intersphinx reference to requests ([#9294](https://github.com/googleapis/google-cloud-python/pull/9294))
 - Fix broken links in docs. ([#9148](https://github.com/googleapis/google-cloud-python/pull/9148))
 - About of time -> amount of time ([#9052](https://github.com/googleapis/google-cloud-python/pull/9052))
 - Remove compatability badges from READMEs. ([#9035](https://github.com/googleapis/google-cloud-python/pull/9035))

 ### Internal / Testing Changes
 - Remove CI for gh-pages, use googleapis.dev for api_core refs. ([#9085](https://github.com/googleapis/google-cloud-python/pull/9085))

 ## 1.14.2

 07-30-2019 14:08 PDT


 ### Documentation
 - Add client_options documentation. ([#8834](https://github.com/googleapis/google-cloud-python/pull/8834))

 ## 1.14.1

 07-30-2019 12:24 PDT


 ### Implementation Changes
 - Remove error log entry on clean BiDi shutdown. ([#8806](https://github.com/googleapis/google-cloud-python/pull/8806))
 - Forward 'timeout' arg from 'exception' to `_blocking_poll`. ([#8735](https://github.com/googleapis/google-cloud-python/pull/8735))

 ### Documentation
 - Update intersphinx mapping for requests. ([#8805](https://github.com/googleapis/google-cloud-python/pull/8805))
 - Link to googleapis.dev documentation in READMEs. ([#8705](https://github.com/googleapis/google-cloud-python/pull/8705))

 ## 1.14.0

 07-17-2019 13:16 PDT


 ### New Features
 - Firestore: Add `should_terminate` predicate for clean BiDi shutdown. ([#8650](https://github.com/googleapis/google-cloud-python/pull/8650))

 ### Dependencies
 - Update pins of 'googleapis-common-protos. ([#8688](https://github.com/googleapis/google-cloud-python/pull/8688))

 ### Documentation
 - Add compatibility check badges to READMEs. ([#8288](https://github.com/googleapis/google-cloud-python/pull/8288))

 ### Internal / Testing Changes
 - All: Add docs job to publish to googleapis.dev. ([#8464](https://github.com/googleapis/google-cloud-python/pull/8464))

 ## 1.13.0

 06-24-2019 10:34 PDT

 ### New Features
 - Add `client_options.ClientOptions` object. ([#8265](https://github.com/googleapis/google-cloud-python/pull/8265))

 ## 1.12.0

 06-18-2019 12:37 PDT


 ### New Features
 - Add Throttling to Bidi Reopening. Mitigates ResumableBidiRpc consuming 100% CPU ([#8193](https://github.com/googleapis/google-cloud-python/pull/8193))

 ## 1.11.1

 05-28-2019 11:19 PDT


 ### Implementation Changes
 - Classify 503 Service Unavailable errors as transient. ([#8182](https://github.com/googleapis/google-cloud-python/pull/8182))

 ### Dependencies
 - Pin `grpcio < 2.0dev`. ([#8182](https://github.com/googleapis/google-cloud-python/pull/8182))

 ### Internal / Testing Changes
 - Add parameterized test for `from_rfc3339` with nanos ([#7675](https://github.com/googleapis/google-cloud-python/pull/7675))
 - Unbreak pytype by silencing a false positive. ([#8106](https://github.com/googleapis/google-cloud-python/pull/8106))

 ## 1.11.0

 05-15-2019 10:29 PDT

 ### New Features

 - Refactor 'client_info' support. ([#7849](https://github.com/googleapis/google-cloud-python/pull/7849))

 ## 1.10.0

 04-29-2019 10:12 PDT

 ### Implementation Changes

 - Append leading zeros for nanosecond precision DateTimes
   ([#7663](https://github.com/googleapis/google-cloud-python/pull/7663))

 ### New Features

 - Add `user_agent` property to `ClientInfo`
   ([#7799](https://github.com/googleapis/google-cloud-python/pull/7799))

 ## 1.9.0

 04-05-2019 10:38 PDT


 ### Implementation Changes
 - Allow passing metadata as part of creating a bidi ([#7514](https://github.com/googleapis/google-cloud-python/pull/7514))

 ### Internal / Testing Changes
 - Update setup.py
 - API Core: specify a pytype output directory in setup.cfg. ([#7639](https://github.com/googleapis/google-cloud-python/pull/7639))

 ## 1.8.2

 03-22-2019 16:27 PDT


 ### Implementation Changes
 - Remove classifier for Python 3.4 for end-of-life. ([#7535](https://github.com/googleapis/google-cloud-python/pull/7535))

 ### Internal / Testing Changes
 - When re-opening a `ResumableBidiRPC` set `_request_queue_generator` to `None`. ([#7548](https://github.com/googleapis/google-cloud-python/pull/7548))

 ## 1.8.1

 03-12-2019 12:45 PDT

 ### Implementation Changes
 - Protect the creation of a background thread in BackgroundConsumer and wait on it starting. ([#7499](https://github.com/googleapis/google-cloud-python/pull/7499))

 ## 1.8.0

 02-23-2019 15:46 PST


 ### New Features
 - Add support to unwrap Anys into wrapped pb2 objects. ([#7430](https://github.com/googleapis/google-cloud-python/pull/7430))
 - Add `Operation.deserialize`. ([#7427](https://github.com/googleapis/google-cloud-python/pull/7427))

 ### Documentation
 - Updated client library documentation URLs. ([#7307](https://github.com/googleapis/google-cloud-python/pull/7307))

 ### Internal / Testing Changes
 - Fix new lint failure. ([#7382](https://github.com/googleapis/google-cloud-python/pull/7382))

 ## 1.7.0

 12-17-2018 13:56 PST

 ### New Features
 - Support converting `DatetimeWithNanos` to / from `google.protobuf.timestamp_pb2.Timestamp`. ([#6919](https://github.com/googleapis/google-cloud-python/pull/6919))

 ### Documentation
 - Document Python 2 deprecation. ([#6910](https://github.com/googleapis/google-cloud-python/pull/6910))
 - Add usage example for `google.api_core.iam.Polcy`. ([#6855](https://github.com/googleapis/google-cloud-python/pull/6855))

 ### Internal / Testing Changes
 - Work around pytype big for `ABCMeta.register`. ([#6873](https://github.com/googleapis/google-cloud-python/pull/6873))

 ## 1.6.0

 11-30-2018 12:45 PST


 ### Implementation Changes
 - Import stdlib ABCs from 'collections.abc' rather than 'collections'. ([#6451](https://github.com/googleapis/google-cloud-python/pull/6451))

 ### New Features
 - Move google.cloud.iam (core) to google.api_core.iam ([#6740](https://github.com/googleapis/google-cloud-python/pull/6740))
 - Add bidi support to api_core. ([#6191](https://github.com/googleapis/google-cloud-python/pull/6191))

 ### Documentation
 - Fix typo ([#6532](https://github.com/googleapis/google-cloud-python/pull/6532))

 ### Internal / Testing Changes
 - blacken api_core and core ([#6668](https://github.com/googleapis/google-cloud-python/pull/6668))

 ## 1.5.2

 11-09-2018 14:22 PST


 ### Implementation Changes
 - Retry transient errors in 'PollingFuture.result'. ([#6305](https://github.com/googleapis/google-cloud-python/pull/6305))

 ### Dependencies
 - Remove hyphen from named extra in api_core. ([#6468](https://github.com/googleapis/google-cloud-python/pull/6468))
 - Bump minimum 'api_core' version for all GAPIC libs to 1.4.1. ([#6391](https://github.com/googleapis/google-cloud-python/pull/6391))
 - Avoid broken 'google-common-apis 1.5.4' release. ([#6355](https://github.com/googleapis/google-cloud-python/pull/6355))

 ## 1.5.1

 10-29-2018 13:29 PDT

 ### Implementation Changes
 - Don't URL-encode slashes in gRPC request headers. ([#6310](https://github.com/googleapis/google-cloud-python/pull/6310))

 ### Internal / Testing Changes
 - Back out changes from [#6267](https://github.com/googleapis/google-cloud-python/pull/6267) / `api_core-1.6.0a1` release. ([#6328](https://github.com/googleapis/google-cloud-python/pull/6328))

 ## 1.5.0

 ### New Features
 - Add bidi, Bidirection Streaming, to api-core ([#6211](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/6211))

 ### Internal / Testing Changes
 - Use new Nox ([#6175](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/6175))

 ## 1.4.1

 ### Dependencies
 - Pin minimum protobuf dependency to 3.4.0. ([#6132](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/6132))

 ### Internal / Testing Changes
 - Add type-checking via pytype to api_core. ([#6116](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/6116))

 ## 1.4.0

 ### Dependencies

 - Add support for gRPC connection management (available when using optional grpc_gcp dependency) ([#5553](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/5553)) ([#5904](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/5904))
 - Update classifiers to drop Python 3.4 and add Python 3.7 ([#5702](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/5702))

 ## 1.3.0

 ### New Features

 - Add protobuf_helpers.field_mask to calculate a field mask from two messages (#5320)

 ## 1.2.1

 ### Implementation Changes
 - Make client_info work without gRPC installed. (#5075)
 - Rename `x-goog-header-params` to `x-goog-request-params` (#5495)

 ## 1.2.0

 ### Implementation Changes
 - Add close method to grpc Channel (#5333)

 ### Internal / Testing Changes
 - Fix tests after grpcio update (#5333)
 - Add Test runs for Python 3.7 and remove 3.4 (#5295)

 ## 1.1.2

 ### Packaging
 - Update setuptools before packaging (#5265)

 ## 1.1.1

 ### Internal / Testing Changes
 - Use `install_requires` for platform dependencies instead of `extras_require` (#4991)
 - Update trove classifer to '5 - Production/Stable'

 ## 1.1.0

 ### Interface additions

 - Add `datetime_helpers.DatetimeWithNanoSeconds` (#4979)

 ### Implementation changes

 - Use a class to wrap grpc streaming errors instead of monkey-patching (#4995)

 ## 1.0.0

 This is the stable v1.0.0 release of google-api-core for Python. Releases after
 this will not contain breaking changes.

 ### Interface changes and additions

 - Made `api_core.page_iterator.PageIterator.item_to_value` public
 - Added ability to specify retry for `Operation` and `polling.Future`. (#4922)

 ## 0.1.4

 ### New Features

 - Add `ChannelStub` to `grpc_helpers` for testing gRPC-based clients. (#4705)

 ### Notable Implementation Changes

 - Fix handling of gapic metadata when specified as `None`. (#4701)

 ## 0.1.3

 ### Notable Implementation Changes

 - Apply scopes to explicitly provided credentials if needed (#4594).
 - Removing `google.api_core.gapic_v1.method.METRICS_METADATA_KEY`. It
   can be accessed via
   `google.api_core.gapic_v1.client_info.METRICS_METADATA_KEY` (#4588).

 ### Dependencies

 - Upgrading to latest `grpcio==1.8.2` (#4642). For details, see
   related gRPC [bug](https://github.com/grpc/grpc/issues/9688)
   and [fix](https://github.com/grpc/grpc/pull/13665).

 PyPI: https://pypi.org/project/google-api-core/0.1.3/

 ## 0.1.2

 - Upgrading `concurrent.futures` backport from `>= 3.0.0`
   to `>= 3.2.0` (#4521).
 - Moved `datetime`-related helpers from `google.cloud.core` to
   `google.api_core.datetime_helpers` (#4399).
 - Added missing `client_info` to `gapic_v1/__init__.py`'s
   `__all__` (#4567).
 - Added helpers for routing headers to `gapic_v1` (#4336).

 PyPI: https://pypi.org/project/google-api-core/0.1.2/

 ## 0.1.1

 ### Dependencies

 - Upgrading `grpcio` dependency from `1.2.0, < 1.6dev` to `>= 1.7.0` (#4280)

 PyPI: https://pypi.org/project/google-api-core/0.1.1/

 ## 0.1.0

 Initial release

 Prior to being separated, this package was developed in `google-cloud-core`, so
 relevant changes from that package are included here.

 - Add google.api.core.gapic_v1.config (#4022)
 - Add google.api.core.helpers.grpc_helpers (#4041)
 - Add google.api.core.gapic_v1.method (#4057)
 - Add wrap_with_paging (#4067)
 - Add grpc_helpers.create_channel (#4069)
 - Add DEFAULT sentinel for gapic_v1.method (#4079)
 - Remove `googleapis-common-protos` from deps in non-`core` packages. (#4098)
 - Add google.api.core.operations_v1 (#4081)
 - Fix test assertion in test_wrap_method_with_overriding_retry_deadline (#4131)
 - Add google.api.core.helpers.general_helpers.wraps (#4166)
 - Update Docs with Python Setup Guide (#4187)
 - Move modules in google.api.core.helpers up one level, delete google.api.core.helpers. (#4196)
 - Clarify that PollingFuture timeout is in seconds. (#4201)
 - Add api_core package (#4210)
 - Replace usage of google.api.core with google.api_core (#4221)
 - Add google.api_core.gapic_v2.client_info (#4225)
 - Fix how api_core.operation populates exception errors (#4231)
 - Fix bare except (#4250)
 - Fix parsing of API errors with Unicode err message (#4251)
 - Port gax proto helper methods (#4249)
 - Remove gapic_v1.method.wrap_with_paging (#4257)
 - Add final set of protobuf helpers to api_core (#4259)

 PyPI: https://pypi.org/project/google-api-core/0.1.0/
	# Changelog

	[PyPI History][1]

	[1]: https://pypi.org/project/google-api-core/#history

	### [1.22.4](https://www.github.com/googleapis/python-api-core/compare/v1.22.3...v1.22.4) (2020-10-05)


	### Bug Fixes

	* use version.py instead of pkg_resources.get_distribution ([#80](https://www.github.com/googleapis/python-api-core/issues/80)) ([d480d97](https://www.github.com/googleapis/python-api-core/commit/d480d97e41cd6705325b3b649360553a83c23f47))

	### [1.22.3](https://www.github.com/googleapis/python-api-core/compare/v1.22.2...v1.22.3) (2020-10-02)


	### Bug Fixes

	* deps: require six >= 1.13.0 ([#78](https://www.github.com/googleapis/python-api-core/issues/78)) ([a7a8b98](https://www.github.com/googleapis/python-api-core/commit/a7a8b98602a3eb277fdc607ac69f3bcb147f3351)), closes [/github.com/benjaminp/six/blob/c0be8815d13df45b6ae471c4c436cce8c192245d/CHANGES#L30-L31](https://www.github.com/googleapis//github.com/benjaminp/six/blob/c0be8815d13df45b6ae471c4c436cce8c192245d/CHANGES/issues/L30-L31)

	### [1.22.2](https://www.github.com/googleapis/python-api-core/compare/v1.22.1...v1.22.2) (2020-09-03)


	### Bug Fixes

	* only add quota project id if supported ([#75](https://www.github.com/googleapis/python-api-core/issues/75)) ([8f8ee78](https://www.github.com/googleapis/python-api-core/commit/8f8ee7879e4f834f3c676e535ffc41b5b9b2de62))

	### [1.22.1](https://www.github.com/googleapis/python-api-core/compare/v1.22.0...v1.22.1) (2020-08-12)


	### Documentation

	* fix spelling errors for amount in retry ([#69](https://www.github.com/googleapis/python-api-core/issues/69)) ([7bb713d](https://www.github.com/googleapis/python-api-core/commit/7bb713d13b1fe3cca58263f5e499136a84abc456))

	## [1.22.0](https://www.github.com/googleapis/python-api-core/compare/v1.21.0...v1.22.0) (2020-07-21)


	### Features

	* allow quota project to be passed to create_channel ([#58](https://www.github.com/googleapis/python-api-core/issues/58)) ([e2d9a7b](https://www.github.com/googleapis/python-api-core/commit/e2d9a7b209b7dfab300dc848fabbae8f42a2ab19))


	### Bug Fixes

	* _determine_timeout problem handling float type timeout ([#64](https://www.github.com/googleapis/python-api-core/issues/64)) ([2010373](https://www.github.com/googleapis/python-api-core/commit/2010373b27536d1191175624b297a709d70153fa))


	### Documentation

	* change the documentation for using 'six.moves.collections_abc.Mapping' instead of 'dict' in 'client_options.from_dict()' ([#53](https://www.github.com/googleapis/python-api-core/issues/53)) ([c890675](https://www.github.com/googleapis/python-api-core/commit/c890675dc9ebc084f105be81dc81c048f4f599ea))

	## [1.21.0](https://www.github.com/googleapis/python-api-core/compare/v1.20.1...v1.21.0) (2020-06-18)


	### Features

	* allow credentials files to be passed for channel creation ([#50](https://www.github.com/googleapis/python-api-core/issues/50)) ([ded92d0](https://www.github.com/googleapis/python-api-core/commit/ded92d0acdcde4295d0e5df05fda0d83783a3991))

	### [1.20.1](https://www.github.com/googleapis/python-api-core/compare/v1.20.0...v1.20.1) (2020-06-16)


	### Bug Fixes

	* dependencies: increase protobuf version ([#49](https://www.github.com/googleapis/python-api-core/issues/49)) ([1ba6095](https://www.github.com/googleapis/python-api-core/commit/1ba609592968c9d828449b89a3ade3bcaf5edd7f)), closes [#48](https://www.github.com/googleapis/python-api-core/issues/48)

	## [1.20.0](https://www.github.com/googleapis/python-api-core/compare/v1.19.1...v1.20.0) (2020-06-09)


	### Features

	* allow disabling response stream pre-fetch ([#30](https://www.github.com/googleapis/python-api-core/issues/30)) ([74e0b0f](https://www.github.com/googleapis/python-api-core/commit/74e0b0f8387207933c120af15b2bb5d175dd8f84)), closes [#25](https://www.github.com/googleapis/python-api-core/issues/25)

	### [1.19.1](https://www.github.com/googleapis/python-api-core/compare/v1.19.0...v1.19.1) (2020-06-06)


	### Bug Fixes

	* bump up grpcio minimum version to 1.29.0 ([#41](https://www.github.com/googleapis/python-api-core/issues/41)) ([4b11422](https://www.github.com/googleapis/python-api-core/commit/4b114221b3ae01eee540bedf47381c3b7c214b0c))

	## [1.19.0](https://www.github.com/googleapis/python-api-core/compare/v1.18.0...v1.19.0) (2020-06-05)


	### Features

	* client_options: add new client options 'quota_project_id', 'scopes', and 'credentials_file' ([a582936](https://www.github.com/googleapis/python-api-core/commit/a58293601d6da90c499d404e634a979a6cae9708))

	## [1.18.0](https://www.github.com/googleapis/python-api-core/compare/v1.17.0...v1.18.0) (2020-06-04)


	### Features

	* [CBT-6 helper] Exposing Retry._deadline as a property ([#20](https://www.github.com/googleapis/python-api-core/issues/20)) ([7be1e59](https://www.github.com/googleapis/python-api-core/commit/7be1e59e9d75c112f346d2b76dce3dd60e3584a1))
	* add client_encryped_cert_source to ClientOptions ([#31](https://www.github.com/googleapis/python-api-core/issues/31)) ([e4eaec0](https://www.github.com/googleapis/python-api-core/commit/e4eaec0ff255114138d3715280f86d34d861a6fa))
	* AsyncIO Integration [Part 2] ([#28](https://www.github.com/googleapis/python-api-core/issues/28)) ([dd9b2f3](https://www.github.com/googleapis/python-api-core/commit/dd9b2f38a70e85952cc05552ec8070cdf29ddbb4)), closes [#23](https://www.github.com/googleapis/python-api-core/issues/23)
	* First batch of AIO integration ([#26](https://www.github.com/googleapis/python-api-core/issues/26)) ([a82f289](https://www.github.com/googleapis/python-api-core/commit/a82f2892b8f219b82e120e6ed9f4070869c28be7))
	* third batch of AsyncIO integration ([#29](https://www.github.com/googleapis/python-api-core/issues/29)) ([7d8d580](https://www.github.com/googleapis/python-api-core/commit/7d8d58075a92e93662747d36a2d55b5e9f0943e1))

	## [1.17.0](https://www.github.com/googleapis/python-api-core/compare/v1.16.0...v1.17.0) (2020-04-14)


	### Features

	* api_core: add retry param into PollingFuture() and it's inheritors ([#9923](https://www.github.com/googleapis/python-api-core/issues/9923)) ([14f1f34](https://www.github.com/googleapis/python-api-core/commit/14f1f34e013c90fed2da2918625083d299fda557)), closes [#6197](https://www.github.com/googleapis/python-api-core/issues/6197)
	* api-core: add client_cert_source to ClientOptions ([#17](https://www.github.com/googleapis/python-api-core/issues/17)) ([748c935](https://www.github.com/googleapis/python-api-core/commit/748c935d4cf03a1f04fba9139c3c3150fd694d88))


	### Bug Fixes

	* consume part of StreamingResponseIterator to support failure while under a retry context ([#10206](https://www.github.com/googleapis/python-api-core/issues/10206)) ([2b103b6](https://www.github.com/googleapis/python-api-core/commit/2b103b60ece16a1e1bc98cfda7ec375191a90f75))

	## 1.16.0

	01-13-2020 14:19 PST

	### New Features

	- feat(storage): support optionsRequestedPolicyVersion ([#9989](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/9989))
	- feat(api_core): support version 3 policy bindings ([#9869](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/9869))

	## 1.15.0

	12-16-2019 15:27 PST

	### New Features
	- Make the last retry happen at deadline. ([#9873](https://github.com/googleapis/google-cloud-python/pull/9873))
	- Add a repr method for ClientOptions. ([#9849](https://github.com/googleapis/google-cloud-python/pull/9849))
	- Simplify `from_rfc3339` methods. ([#9641](https://github.com/googleapis/google-cloud-python/pull/9641))
	- Provide a `raw_page` field for `page_iterator.Page`. ([#9486](https://github.com/googleapis/google-cloud-python/pull/9486))

	### Documentation
	- Add Python 2 sunset banner to documentation. ([#9036](https://github.com/googleapis/google-cloud-python/pull/9036))
	- Remove references to the old authentication credentials. ([#9456](https://github.com/googleapis/google-cloud-python/pull/9456))

	## 1.14.3

	10-07-2019 10:35 PDT


	### Implementation Changes
	- Finalize during close of 'ResumableBidiRpc' ([#9337](https://github.com/googleapis/google-cloud-python/pull/9337))
	- add on_error to Retry.__init__ ([#8892](https://github.com/googleapis/google-cloud-python/pull/8892))
	- Fix race in 'BackgroundConsumer._thread_main'. ([#8883](https://github.com/googleapis/google-cloud-python/pull/8883))

	### Documentation
	- Fix intersphinx reference to requests ([#9294](https://github.com/googleapis/google-cloud-python/pull/9294))
	- Fix broken links in docs. ([#9148](https://github.com/googleapis/google-cloud-python/pull/9148))
	- About of time -> amount of time ([#9052](https://github.com/googleapis/google-cloud-python/pull/9052))
	- Remove compatability badges from READMEs. ([#9035](https://github.com/googleapis/google-cloud-python/pull/9035))

	### Internal / Testing Changes
	- Remove CI for gh-pages, use googleapis.dev for api_core refs. ([#9085](https://github.com/googleapis/google-cloud-python/pull/9085))

	## 1.14.2

	07-30-2019 14:08 PDT


	### Documentation
	- Add client_options documentation. ([#8834](https://github.com/googleapis/google-cloud-python/pull/8834))

	## 1.14.1

	07-30-2019 12:24 PDT


	### Implementation Changes
	- Remove error log entry on clean BiDi shutdown. ([#8806](https://github.com/googleapis/google-cloud-python/pull/8806))
	- Forward 'timeout' arg from 'exception' to `_blocking_poll`. ([#8735](https://github.com/googleapis/google-cloud-python/pull/8735))

	### Documentation
	- Update intersphinx mapping for requests. ([#8805](https://github.com/googleapis/google-cloud-python/pull/8805))
	- Link to googleapis.dev documentation in READMEs. ([#8705](https://github.com/googleapis/google-cloud-python/pull/8705))

	## 1.14.0

	07-17-2019 13:16 PDT


	### New Features
	- Firestore: Add `should_terminate` predicate for clean BiDi shutdown. ([#8650](https://github.com/googleapis/google-cloud-python/pull/8650))

	### Dependencies
	- Update pins of 'googleapis-common-protos. ([#8688](https://github.com/googleapis/google-cloud-python/pull/8688))

	### Documentation
	- Add compatibility check badges to READMEs. ([#8288](https://github.com/googleapis/google-cloud-python/pull/8288))

	### Internal / Testing Changes
	- All: Add docs job to publish to googleapis.dev. ([#8464](https://github.com/googleapis/google-cloud-python/pull/8464))

	## 1.13.0

	06-24-2019 10:34 PDT

	### New Features
	- Add `client_options.ClientOptions` object. ([#8265](https://github.com/googleapis/google-cloud-python/pull/8265))

	## 1.12.0

	06-18-2019 12:37 PDT


	### New Features
	- Add Throttling to Bidi Reopening. Mitigates ResumableBidiRpc consuming 100% CPU ([#8193](https://github.com/googleapis/google-cloud-python/pull/8193))

	## 1.11.1

	05-28-2019 11:19 PDT


	### Implementation Changes
	- Classify 503 Service Unavailable errors as transient. ([#8182](https://github.com/googleapis/google-cloud-python/pull/8182))

	### Dependencies
	- Pin `grpcio < 2.0dev`. ([#8182](https://github.com/googleapis/google-cloud-python/pull/8182))

	### Internal / Testing Changes
	- Add parameterized test for `from_rfc3339` with nanos ([#7675](https://github.com/googleapis/google-cloud-python/pull/7675))
	- Unbreak pytype by silencing a false positive. ([#8106](https://github.com/googleapis/google-cloud-python/pull/8106))

	## 1.11.0

	05-15-2019 10:29 PDT

	### New Features

	- Refactor 'client_info' support. ([#7849](https://github.com/googleapis/google-cloud-python/pull/7849))

	## 1.10.0

	04-29-2019 10:12 PDT

	### Implementation Changes

	- Append leading zeros for nanosecond precision DateTimes
	([#7663](https://github.com/googleapis/google-cloud-python/pull/7663))

	### New Features

	- Add `user_agent` property to `ClientInfo`
	([#7799](https://github.com/googleapis/google-cloud-python/pull/7799))

	## 1.9.0

	04-05-2019 10:38 PDT


	### Implementation Changes
	- Allow passing metadata as part of creating a bidi ([#7514](https://github.com/googleapis/google-cloud-python/pull/7514))

	### Internal / Testing Changes
	- Update setup.py
	- API Core: specify a pytype output directory in setup.cfg. ([#7639](https://github.com/googleapis/google-cloud-python/pull/7639))

	## 1.8.2

	03-22-2019 16:27 PDT


	### Implementation Changes
	- Remove classifier for Python 3.4 for end-of-life. ([#7535](https://github.com/googleapis/google-cloud-python/pull/7535))

	### Internal / Testing Changes
	- When re-opening a `ResumableBidiRPC` set `_request_queue_generator` to `None`. ([#7548](https://github.com/googleapis/google-cloud-python/pull/7548))

	## 1.8.1

	03-12-2019 12:45 PDT

	### Implementation Changes
	- Protect the creation of a background thread in BackgroundConsumer and wait on it starting. ([#7499](https://github.com/googleapis/google-cloud-python/pull/7499))

	## 1.8.0

	02-23-2019 15:46 PST


	### New Features
	- Add support to unwrap Anys into wrapped pb2 objects. ([#7430](https://github.com/googleapis/google-cloud-python/pull/7430))
	- Add `Operation.deserialize`. ([#7427](https://github.com/googleapis/google-cloud-python/pull/7427))

	### Documentation
	- Updated client library documentation URLs. ([#7307](https://github.com/googleapis/google-cloud-python/pull/7307))

	### Internal / Testing Changes
	- Fix new lint failure. ([#7382](https://github.com/googleapis/google-cloud-python/pull/7382))

	## 1.7.0

	12-17-2018 13:56 PST

	### New Features
	- Support converting `DatetimeWithNanos` to / from `google.protobuf.timestamp_pb2.Timestamp`. ([#6919](https://github.com/googleapis/google-cloud-python/pull/6919))

	### Documentation
	- Document Python 2 deprecation. ([#6910](https://github.com/googleapis/google-cloud-python/pull/6910))
	- Add usage example for `google.api_core.iam.Polcy`. ([#6855](https://github.com/googleapis/google-cloud-python/pull/6855))

	### Internal / Testing Changes
	- Work around pytype big for `ABCMeta.register`. ([#6873](https://github.com/googleapis/google-cloud-python/pull/6873))

	## 1.6.0

	11-30-2018 12:45 PST


	### Implementation Changes
	- Import stdlib ABCs from 'collections.abc' rather than 'collections'. ([#6451](https://github.com/googleapis/google-cloud-python/pull/6451))

	### New Features
	- Move google.cloud.iam (core) to google.api_core.iam ([#6740](https://github.com/googleapis/google-cloud-python/pull/6740))
	- Add bidi support to api_core. ([#6191](https://github.com/googleapis/google-cloud-python/pull/6191))

	### Documentation
	- Fix typo ([#6532](https://github.com/googleapis/google-cloud-python/pull/6532))

	### Internal / Testing Changes
	- blacken api_core and core ([#6668](https://github.com/googleapis/google-cloud-python/pull/6668))

	## 1.5.2

	11-09-2018 14:22 PST


	### Implementation Changes
	- Retry transient errors in 'PollingFuture.result'. ([#6305](https://github.com/googleapis/google-cloud-python/pull/6305))

	### Dependencies
	- Remove hyphen from named extra in api_core. ([#6468](https://github.com/googleapis/google-cloud-python/pull/6468))
	- Bump minimum 'api_core' version for all GAPIC libs to 1.4.1. ([#6391](https://github.com/googleapis/google-cloud-python/pull/6391))
	- Avoid broken 'google-common-apis 1.5.4' release. ([#6355](https://github.com/googleapis/google-cloud-python/pull/6355))

	## 1.5.1

	10-29-2018 13:29 PDT

	### Implementation Changes
	- Don't URL-encode slashes in gRPC request headers. ([#6310](https://github.com/googleapis/google-cloud-python/pull/6310))

	### Internal / Testing Changes
	- Back out changes from [#6267](https://github.com/googleapis/google-cloud-python/pull/6267) / `api_core-1.6.0a1` release. ([#6328](https://github.com/googleapis/google-cloud-python/pull/6328))

	## 1.5.0

	### New Features
	- Add bidi, Bidirection Streaming, to api-core ([#6211](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/6211))

	### Internal / Testing Changes
	- Use new Nox ([#6175](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/6175))

	## 1.4.1

	### Dependencies
	- Pin minimum protobuf dependency to 3.4.0. ([#6132](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/6132))

	### Internal / Testing Changes
	- Add type-checking via pytype to api_core. ([#6116](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/6116))

	## 1.4.0

	### Dependencies

	- Add support for gRPC connection management (available when using optional grpc_gcp dependency) ([#5553](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/5553)) ([#5904](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/5904))
	- Update classifiers to drop Python 3.4 and add Python 3.7 ([#5702](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/5702))

	## 1.3.0

	### New Features

	- Add protobuf_helpers.field_mask to calculate a field mask from two messages (#5320)

	## 1.2.1

	### Implementation Changes
	- Make client_info work without gRPC installed. (#5075)
	- Rename `x-goog-header-params` to `x-goog-request-params` (#5495)

	## 1.2.0

	### Implementation Changes
	- Add close method to grpc Channel (#5333)

	### Internal / Testing Changes
	- Fix tests after grpcio update (#5333)
	- Add Test runs for Python 3.7 and remove 3.4 (#5295)

	## 1.1.2

	### Packaging
	- Update setuptools before packaging (#5265)

	## 1.1.1

	### Internal / Testing Changes
	- Use `install_requires` for platform dependencies instead of `extras_require` (#4991)
	- Update trove classifer to '5 - Production/Stable'

	## 1.1.0

	### Interface additions

	- Add `datetime_helpers.DatetimeWithNanoSeconds` (#4979)

	### Implementation changes

	- Use a class to wrap grpc streaming errors instead of monkey-patching (#4995)

	## 1.0.0

	This is the stable v1.0.0 release of google-api-core for Python. Releases after
	this will not contain breaking changes.

	### Interface changes and additions

	- Made `api_core.page_iterator.PageIterator.item_to_value` public
	- Added ability to specify retry for `Operation` and `polling.Future`. (#4922)

	## 0.1.4

	### New Features

	- Add `ChannelStub` to `grpc_helpers` for testing gRPC-based clients. (#4705)

	### Notable Implementation Changes

	- Fix handling of gapic metadata when specified as `None`. (#4701)

	## 0.1.3

	### Notable Implementation Changes

	- Apply scopes to explicitly provided credentials if needed (#4594).
	- Removing `google.api_core.gapic_v1.method.METRICS_METADATA_KEY`. It
	can be accessed via
	`google.api_core.gapic_v1.client_info.METRICS_METADATA_KEY` (#4588).

	### Dependencies

	- Upgrading to latest `grpcio==1.8.2` (#4642). For details, see
	related gRPC [bug](https://github.com/grpc/grpc/issues/9688)
	and [fix](https://github.com/grpc/grpc/pull/13665).

	PyPI: https://pypi.org/project/google-api-core/0.1.3/

	## 0.1.2

	- Upgrading `concurrent.futures` backport from `>= 3.0.0`
	to `>= 3.2.0` (#4521).
	- Moved `datetime`-related helpers from `google.cloud.core` to
	`google.api_core.datetime_helpers` (#4399).
	- Added missing `client_info` to `gapic_v1/__init__.py`'s
	`__all__` (#4567).
	- Added helpers for routing headers to `gapic_v1` (#4336).

	PyPI: https://pypi.org/project/google-api-core/0.1.2/

	## 0.1.1

	### Dependencies

	- Upgrading `grpcio` dependency from `1.2.0, < 1.6dev` to `>= 1.7.0` (#4280)

	PyPI: https://pypi.org/project/google-api-core/0.1.1/

	## 0.1.0

	Initial release

	Prior to being separated, this package was developed in `google-cloud-core`, so
	relevant changes from that package are included here.

	- Add google.api.core.gapic_v1.config (#4022)
	- Add google.api.core.helpers.grpc_helpers (#4041)
	- Add google.api.core.gapic_v1.method (#4057)
	- Add wrap_with_paging (#4067)
	- Add grpc_helpers.create_channel (#4069)
	- Add DEFAULT sentinel for gapic_v1.method (#4079)
	- Remove `googleapis-common-protos` from deps in non-`core` packages. (#4098)
	- Add google.api.core.operations_v1 (#4081)
	- Fix test assertion in test_wrap_method_with_overriding_retry_deadline (#4131)
	- Add google.api.core.helpers.general_helpers.wraps (#4166)
	- Update Docs with Python Setup Guide (#4187)
	- Move modules in google.api.core.helpers up one level, delete google.api.core.helpers. (#4196)
	- Clarify that PollingFuture timeout is in seconds. (#4201)
	- Add api_core package (#4210)
	- Replace usage of google.api.core with google.api_core (#4221)
	- Add google.api_core.gapic_v2.client_info (#4225)
	- Fix how api_core.operation populates exception errors (#4231)
	- Fix bare except (#4250)
	- Fix parsing of API errors with Unicode err message (#4251)
	- Port gax proto helper methods (#4249)
	- Remove gapic_v1.method.wrap_with_paging (#4257)
	- Add final set of protobuf helpers to api_core (#4259)

	PyPI: https://pypi.org/project/google-api-core/0.1.0/