René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"'test_new_bucket_w_ubla' flakes w/ 412 PreconditionFailed","articleBody":"From this [failed run](https://source.cloud.google.com/results/invocations/3347120d-1e14-4169-9b59-49c33ca499ea/targets/cloud-devrel%2Fclient-libraries%2Fpython%2Fgoogleapis%2Fpython-storage%2Fpresubmit%2Fsystem-2.7/log):\r\n\r\n```python\r\n____________________________ test_new_bucket_w_ubla ____________________________\r\n\r\nstorage_client = \u003cgoogle.cloud.storage.client.Client object at 0x7fea45c62510\u003e\r\nbuckets_to_delete = [\u003cBucket: new-w-ubla-1630575370947\u003e], blobs_to_delete = []\r\n\r\n    def test_new_bucket_w_ubla(\r\n        storage_client, buckets_to_delete, blobs_to_delete,\r\n    ):\r\n        bucket_name = _helpers.unique_name(\"new-w-ubla\")\r\n        bucket = storage_client.bucket(bucket_name)\r\n        bucket.iam_configuration.uniform_bucket_level_access_enabled = True\r\n        _helpers.retry_429_503(bucket.create)()\r\n        buckets_to_delete.append(bucket)\r\n\r\n        bucket_acl = bucket.acl\r\n        with pytest.raises(exceptions.BadRequest):\r\n            bucket_acl.reload()\r\n\r\n        bucket_acl.loaded = True  # Fake that we somehow loaded the ACL\r\n        bucket_acl.all().grant_read()\r\n        with pytest.raises(exceptions.BadRequest):\r\n\u003e           bucket_acl.save()\r\n\r\ntests/system/test_bucket.py:711:\r\n_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _\r\ngoogle/cloud/storage/acl.py:546: in save\r\n    self._save(acl, None, client, timeout=timeout)\r\ngoogle/cloud/storage/acl.py:510: in _save\r\n    retry=None,\r\ngoogle/cloud/storage/client.py:454: in _patch_resource\r\n    _target_object=_target_object,\r\ngoogle/cloud/storage/_http.py:78: in api_request\r\n    return call()\r\n_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _\r\n\r\nself = \u003cgoogle.cloud.storage._http.Connection object at 0x7fea478ae390\u003e\r\nmethod = 'PATCH', path = '/b/new-w-ubla-1630575370947'\r\nquery_params = {'projection': 'full'}\r\ndata = '{\"acl\": [{\"role\": \"READER\", \"entity\": \"allUsers\"}]}'\r\ncontent_type = 'application/json', 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        \"\"\"Make a request over the HTTP transport to the API.\r\n       ...\r\n        \"\"\"\r\n        url = self.build_api_url(\r\n            path=path,\r\n            query_params=query_params,\r\n            api_base_url=api_base_url,\r\n            api_version=api_version,\r\n        )\r\n\r\n        # Making the executive decision that any dictionary\r\n        # data will be sent properly as JSON.\r\n        if data and isinstance(data, dict):\r\n            data = json.dumps(data)\r\n            content_type = \"application/json\"\r\n\r\n        response = self._make_request(\r\n            method=method,\r\n            url=url,\r\n            data=data,\r\n            content_type=content_type,\r\n            headers=headers,\r\n            target_object=_target_object,\r\n            timeout=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           PreconditionFailed: 412 PATCH https://storage.googleapis.com/storage/v1/b/new-w-ubla-1630575370947?projection=full\u0026prettyPrint=false: One or more users named in the policy do not belong to a permitted customer.\r\n```","author":{"url":"https://github.com/tseaver","@type":"Person","name":"tseaver"},"datePublished":"2021-09-02T14:06:55.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/577/python-storage/issues/577"}