replace urllib by socket, as urllib ignores the no_proxy environment variable,
Alexandre Boeglin authored
and we don't want to go through the proxy here (as we just want to check
availability of a server running on the same machine, same processus,
different thread)


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@13516 20353a03-c40f-0410-a6d1-a30d3c3de9de
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