tree 24234335a140c0b5a2ec45e3008e1648aea8b0d7
parent d9d1d4ac6fda7f4c898b55194be37b03b89450e9
author Tim Peters <tim.peters@gmail.com> 1000770980 +0000
committer Tim Peters <tim.peters@gmail.com> 1000770980 +0000
HG:extra convert_revision:svn%3A6015fed2-1504-0410-9fe1-9d1591cc4771/python/branches/legacy-trunk%4023204

Rework akin to test_threaded_import, so that this can run under regrtest.
Also raise TestSkipped (intead of appearing to fail) if the import lock
is held.