Release google-api-core v0.1.0 (#4266)
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+# Changelog
+
+## v0.1.0
+
+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)