Blocked revisions 75400 via svnmerge

........
  r75400 | r.david.murray | 2009-10-14 09:58:07 -0400 (Wed, 14 Oct 2009) | 6 lines

  Enhanced Issue 7058 patch, which will not be backported.  Refactors the
  code, adds checks for stdin/out/err, cwd, and sys.path, and adds a new
  section in the summary for tests that modify the environment (thanks to
  Ezio Melotti for that suggestion).
........