René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"TestRetentionPolicy: bucket deletion conflict on teardown","articleBody":"`test_system.TestRetentionPolicy` teardown occasionally fails because of presence of a blob with not yet discarded retention policy. Detected in [PR](https://github.com/googleapis/python-storage/pull/96).\r\n\r\nkokoro logs:\r\n```\r\n==================================== ERRORS ====================================\r\n_ ERROR at teardown of TestRetentionPolicy.test_bucket_w_default_event_based_hold _\r\n\r\nself = \u003ctest_system.TestRetentionPolicy testMethod=test_bucket_w_default_event_based_hold\u003e\r\n\r\n    def tearDown(self):\r\n        for bucket_name in self.case_buckets_to_delete:\r\n            bucket = Config.CLIENT.bucket(bucket_name)\r\n\u003e           retry_429_harder(bucket.delete)()\r\n\r\ntests/system/test_system.py:1709:\r\n_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _\r\ntest_utils/test_utils/retry.py:95: in wrapped_function\r\n    return to_wrap(*args, **kwargs)\r\ngoogle/cloud/storage/bucket.py:1131: in delete\r\n    client._connection.api_request(\r\n_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _\r\n\r\nself = \u003cgoogle.cloud.storage._http.Connection object at 0x7f41c87a7970\u003e\r\nmethod = 'DELETE', path = '/b/w-def-ebh-1585825330597', query_params = {}\r\ndata = None, content_type = None, headers = None, api_base_url = None\r\napi_version = None, expect_json = True, _target_object = None, timeout = 60\r\n\r\n    def api_request(\r\n        self,\r\n        method,\r\n        path,\r\n        query_params=None,\r\n        data=None,\r\n        content_type=None,\r\n        headers=None,\r\n        api_base_url=None,\r\n        api_version=None,\r\n        expect_json=True,\r\n        _target_object=None,\r\n        timeout=_DEFAULT_TIMEOUT,\r\n    ):\r\n      ...\r\n        if not 200 \u003c= response.status_code \u003c 300:\r\n\u003e           raise exceptions.from_http_response(response)\r\nE           google.api_core.exceptions.Conflict: 409 DELETE https://storage.googleapis.com/storage/v1/b/w-def-ebh-1585825330597: The bucket you tried to delete was not empty.\r\n\r\n.nox/system-3-8/lib/python3.8/site-packages/google/cloud/_http.py:423: Conflict\r\n=================================== FAILURES ===================================\r\n__________ TestRetentionPolicy.test_bucket_w_default_event_based_hold __________\r\n\r\nself = \u003ctest_system.TestRetentionPolicy testMethod=test_bucket_w_default_event_based_hold\u003e\r\n\r\n    def test_bucket_w_default_event_based_hold(self):\r\n        ...\r\n        self.assertIsNone(other.retention_expiration_time)\r\n\r\n\u003e       blob.delete()\r\n\r\ntests/system/test_system.py:1810:\r\n_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _\r\ngoogle/cloud/storage/blob.py:630: in delete\r\n    self.bucket.delete_blob(\r\ngoogle/cloud/storage/bucket.py:1189: in delete_blob\r\n    client._connection.api_request(\r\n_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _\r\n\r\nself = \u003cgoogle.cloud.storage._http.Connection object at 0x7f41c87a7970\u003e\r\nmethod = 'DELETE', path = '/b/w-def-ebh-1585825330597/o/test-blob'\r\nquery_params = {'generation': 1585825333262407}, data = None\r\ncontent_type = None, headers = None, api_base_url = None, api_version = None\r\nexpect_json = True, _target_object = None, timeout = 60\r\n\r\n    def api_request(\r\n        self,\r\n        method,\r\n        path,\r\n        query_params=None,\r\n        data=None,\r\n        content_type=None,\r\n        headers=None,\r\n        api_base_url=None,\r\n        api_version=None,\r\n        expect_json=True,\r\n        _target_object=None,\r\n        timeout=_DEFAULT_TIMEOUT,\r\n    ):\r\n     ...\r\n\r\n        if not 200 \u003c= response.status_code \u003c 300:\r\n\u003e           raise exceptions.from_http_response(response)\r\nE           google.api_core.exceptions.Forbidden: 403 DELETE https://storage.googleapis.com/storage/v1/b/w-def-ebh-1585825330597/o/test-blob?generation=1585825333262407: Object 'w-def-ebh-1585825330597/test-blob' is under active Event-Based hold and cannot be deleted, overwritten or archived until hold is removed.\r\n```","author":{"url":"https://github.com/IlyaFaer","@type":"Person","name":"IlyaFaer"},"datePublished":"2020-04-02T17:01:33.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":0},"url":"https://github.com/97/python-storage/issues/97"}