It is quite useful for someone who has posted a job to be able to easily wait for its completion (up to a given timeout) so add a wait method onto the job class to allow for this to be possible. Change-Id: Id3a7c724020962591e323da0febfd0c71d1acc50
230 lines
8.2 KiB
Python
230 lines
8.2 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright (C) 2014 Yahoo! Inc. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import contextlib
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import threading
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import time
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from taskflow import exceptions as excp
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from taskflow.persistence.backends import impl_dir
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from taskflow import states
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from taskflow.tests import utils as test_utils
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from taskflow.utils import persistence_utils as p_utils
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from taskflow.utils import threading_utils
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@contextlib.contextmanager
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def connect_close(*args):
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try:
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for a in args:
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a.connect()
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yield
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finally:
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for a in args:
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a.close()
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class BoardTestMixin(object):
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@contextlib.contextmanager
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def flush(self, client):
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yield
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def close_client(self, client):
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pass
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def test_connect(self):
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self.assertFalse(self.board.connected)
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with connect_close(self.board):
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self.assertTrue(self.board.connected)
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def test_board_iter_empty(self):
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with connect_close(self.board):
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jobs_found = list(self.board.iterjobs())
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self.assertEqual([], jobs_found)
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def test_fresh_iter(self):
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with connect_close(self.board):
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book = p_utils.temporary_log_book()
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self.board.post('test', book)
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jobs = list(self.board.iterjobs(ensure_fresh=True))
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self.assertEqual(1, len(jobs))
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def test_wait_timeout(self):
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with connect_close(self.board):
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self.assertRaises(excp.NotFound, self.board.wait, timeout=0.1)
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def test_wait_arrival(self):
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ev = threading.Event()
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jobs = []
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def poster(wait_post=0.2):
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if not ev.wait(test_utils.WAIT_TIMEOUT):
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raise RuntimeError("Waiter did not appear ready"
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" in %s seconds" % test_utils.WAIT_TIMEOUT)
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time.sleep(wait_post)
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self.board.post('test', p_utils.temporary_log_book())
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def waiter():
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ev.set()
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it = self.board.wait()
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jobs.extend(it)
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with connect_close(self.board):
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t1 = threading_utils.daemon_thread(poster)
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t1.start()
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t2 = threading_utils.daemon_thread(waiter)
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t2.start()
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for t in (t1, t2):
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t.join()
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self.assertEqual(1, len(jobs))
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def test_posting_claim(self):
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with connect_close(self.board):
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with self.flush(self.client):
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self.board.post('test', p_utils.temporary_log_book())
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self.assertEqual(1, self.board.job_count)
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possible_jobs = list(self.board.iterjobs(only_unclaimed=True))
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self.assertEqual(1, len(possible_jobs))
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j = possible_jobs[0]
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self.assertEqual(states.UNCLAIMED, j.state)
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with self.flush(self.client):
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self.board.claim(j, self.board.name)
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self.assertEqual(self.board.name, self.board.find_owner(j))
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self.assertEqual(states.CLAIMED, j.state)
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possible_jobs = list(self.board.iterjobs(only_unclaimed=True))
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self.assertEqual(0, len(possible_jobs))
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self.close_client(self.client)
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self.assertRaisesAttrAccess(excp.JobFailure, j, 'state')
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def test_posting_claim_consume(self):
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with connect_close(self.board):
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with self.flush(self.client):
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self.board.post('test', p_utils.temporary_log_book())
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possible_jobs = list(self.board.iterjobs(only_unclaimed=True))
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self.assertEqual(1, len(possible_jobs))
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j = possible_jobs[0]
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with self.flush(self.client):
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self.board.claim(j, self.board.name)
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possible_jobs = list(self.board.iterjobs(only_unclaimed=True))
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self.assertEqual(0, len(possible_jobs))
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with self.flush(self.client):
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self.board.consume(j, self.board.name)
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self.assertEqual(0, len(list(self.board.iterjobs())))
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self.assertRaises(excp.NotFound,
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self.board.consume, j, self.board.name)
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def test_posting_claim_abandon(self):
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with connect_close(self.board):
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with self.flush(self.client):
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self.board.post('test', p_utils.temporary_log_book())
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possible_jobs = list(self.board.iterjobs(only_unclaimed=True))
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self.assertEqual(1, len(possible_jobs))
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j = possible_jobs[0]
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with self.flush(self.client):
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self.board.claim(j, self.board.name)
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possible_jobs = list(self.board.iterjobs(only_unclaimed=True))
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self.assertEqual(0, len(possible_jobs))
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with self.flush(self.client):
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self.board.abandon(j, self.board.name)
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possible_jobs = list(self.board.iterjobs(only_unclaimed=True))
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self.assertEqual(1, len(possible_jobs))
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def test_posting_claim_diff_owner(self):
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with connect_close(self.board):
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with self.flush(self.client):
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self.board.post('test', p_utils.temporary_log_book())
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possible_jobs = list(self.board.iterjobs(only_unclaimed=True))
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self.assertEqual(1, len(possible_jobs))
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with self.flush(self.client):
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self.board.claim(possible_jobs[0], self.board.name)
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possible_jobs = list(self.board.iterjobs())
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self.assertEqual(1, len(possible_jobs))
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self.assertRaises(excp.UnclaimableJob, self.board.claim,
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possible_jobs[0], self.board.name + "-1")
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possible_jobs = list(self.board.iterjobs(only_unclaimed=True))
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self.assertEqual(0, len(possible_jobs))
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def test_posting_consume_wait(self):
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with connect_close(self.board):
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jb = self.board.post('test', p_utils.temporary_log_book())
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possible_jobs = list(self.board.iterjobs(only_unclaimed=True))
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self.board.claim(possible_jobs[0], self.board.name)
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self.board.consume(possible_jobs[0], self.board.name)
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self.assertTrue(jb.wait())
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def test_posting_no_consume_wait(self):
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with connect_close(self.board):
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jb = self.board.post('test', p_utils.temporary_log_book())
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self.assertFalse(jb.wait(0.1))
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def test_posting_with_book(self):
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backend = impl_dir.DirBackend(conf={
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'path': self.makeTmpDir(),
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})
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backend.get_connection().upgrade()
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book, flow_detail = p_utils.temporary_flow_detail(backend)
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self.assertEqual(1, len(book))
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client, board = self.create_board(persistence=backend)
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with connect_close(board):
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with self.flush(client):
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board.post('test', book)
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possible_jobs = list(board.iterjobs(only_unclaimed=True))
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self.assertEqual(1, len(possible_jobs))
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j = possible_jobs[0]
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self.assertEqual(1, len(j.book))
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self.assertEqual(book.name, j.book.name)
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self.assertEqual(book.uuid, j.book.uuid)
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self.assertEqual(book.name, j.book_name)
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self.assertEqual(book.uuid, j.book_uuid)
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flow_details = list(j.book)
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self.assertEqual(flow_detail.uuid, flow_details[0].uuid)
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self.assertEqual(flow_detail.name, flow_details[0].name)
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def test_posting_abandon_no_owner(self):
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with connect_close(self.board):
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with self.flush(self.client):
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self.board.post('test', p_utils.temporary_log_book())
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self.assertEqual(1, self.board.job_count)
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possible_jobs = list(self.board.iterjobs(only_unclaimed=True))
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self.assertEqual(1, len(possible_jobs))
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j = possible_jobs[0]
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self.assertRaises(excp.NotFound, self.board.abandon,
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j, j.name)
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