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from zope.component import getUtility
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from zope.security.proxy import removeSecurityProxy
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from lp.registry.interfaces.mailinglist import IMailingListSet
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from lp.registry.interfaces.person import IPersonSet
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from lp.registry.tests import mailinglists_helper
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from lp.services.mailman.testing.layers import MailmanLayer
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from lp.testing import celebrity_logged_in
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from lp.testing.factory import LaunchpadObjectFactory