- Revamp of protobuf message interface to improve usability. See:

https://developers.google.com/google-ads/api/docs/client-libs/python/library-version-10
- Remove ResourceName utility
- Add ability to specify API version at client level, which overrides setting
  at service or type level.
- GoogleAdsClient.get_type is now an instance, not class, level method
- Add copy_from helper method to GoogleAdsClient.
- Add "enums" attribute to GoogleAdsClient for easier Enum accessing.
- Various updates to all examples

google-ads-python-v9.0.0

- Google Ads v6_1 release
- Deprecate v3_0
- Add log masking for CustomerUserAccessInvitation.email_address field.
- Update examples to reflect changes to resource name helper methods.

- Added new client configuration environment variables.

- Added ability to configure YAML file location via environment variable.
- Added support for linked-customer-id header.

Added support for Python 3.6 via PEP562 (Thanks @infectious!)

- Google Ads v6_0 release

- Deprecate v2_0
- Update all examples to support migration from wrapper types to primitives.
- Add masking logic to prevent PII in requests/responses from being logged.

Support for Google Ads API v5_0

Support for Google Ads API v4_0

Deprecate support for Google Ads API v1_0

Library release 5.1.0

Release v5.0.4

Release 5.0.3