Blocked revisions 75666 via svnmerge

........
  r75666 | mark.dickinson | 2009-10-24 15:01:08 +0100 (Sat, 24 Oct 2009) | 4 lines

  Issue #7117 (backport py3k float repr) continued:
  Add sys.float_repr_style attribute ('short' if short float
  repr is in used;  'legacy' otherwise).
........