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*** WARNING: tag nightly-master was modified! *** from 42c5975 (commit) to c7788a6 (commit) from 42c5975 Update example SingularityOperator DAG (#8790) add 791d1a7 Backport packages are renamed to include backport in their name (#8767) add 100f530 Fixed test-target command (#8795) add db1b51d Make celery worker_prefetch_multiplier configurable (#8695) add bc19778 [AIP-31] Implement XComArg to pass output from one operator to the next (#8652) add 7506c73 Add default `conf` parameter to Spark JDBC Hook (#8787) add 5e1c33a Fix docs on creating CustomOperator (#8678) add 21cc7d7 Document default timeout value for SSHOperator (#8744) add cd635dd [AIRFLOW-5906] Add authenticator parameter to snowflake_hook (#8642) add c7788a6 Add imap_attachment_to_s3 example dag and system test (#8669) No new revisions were added by this update. Summary of changes: CONTRIBUTING.rst | 10 +- TESTING.rst | 8 +- airflow/config_templates/config.yml | 13 ++ airflow/config_templates/default_airflow.cfg | 10 ++ airflow/config_templates/default_celery.py | 2 +- airflow/models/baseoperator.py | 32 ++++- airflow/models/xcom_arg.py | 149 +++++++++++++++++++ ...r_basic.py => example_imap_attachment_to_s3.py} | 39 +++-- .../apache/spark/example_dags/example_spark_dag.py | 2 - airflow/providers/apache/spark/hooks/spark_jdbc.py | 2 +- airflow/providers/snowflake/hooks/snowflake.py | 8 +- airflow/providers/snowflake/operators/snowflake.py | 13 +- airflow/providers/ssh/operators/ssh.py | 2 +- backport_packages/setup_backport_packages.py | 8 +- breeze | 2 +- docs/howto/custom-operator.rst | 6 +- .../operator/amazon/aws/imap_attachment_to_s3.rst | 70 +++++++++ docs/operators-and-hooks-ref.rst | 4 +- scripts/ci/in_container/run_ci_tests.sh | 2 +- .../in_container/run_test_package_installation.sh | 4 +- tests/models/test_xcom_arg.py | 157 +++++++++++++++++++++ .../test_imap_attachment_to_s3_system.py} | 29 ++-- tests/providers/snowflake/hooks/test_snowflake.py | 6 +- 23 files changed, 508 insertions(+), 70 deletions(-) create mode 100644 airflow/models/xcom_arg.py copy airflow/providers/amazon/aws/example_dags/{example_google_api_to_s3_transfer_basic.py => example_imap_attachment_to_s3.py} (50%) create mode 100644 docs/howto/operator/amazon/aws/imap_attachment_to_s3.rst create mode 100644 tests/models/test_xcom_arg.py copy tests/providers/{http/operators/test_http_system.py => amazon/aws/operators/test_imap_attachment_to_s3_system.py} (53%)