Blocked revisions 81358 via svnmerge

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  r81358 | victor.stinner | 2010-05-19 18:53:30 +0200 (mer., 19 mai 2010) | 4 lines

  Issue #8589: Decode PYTHONWARNINGS environment variable with the file system
  encoding and surrogateespace error handler instead of the locale encoding to be
  consistent with os.environ. Add PySys_AddWarnOptionUnicode() function.
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