Revision 01ca31ae

b/lib/cli.py
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  format_fields = []
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  for field in fields:
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    if headers and field not in headers:
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      raise errors.ProgrammerError("Missing header description for field '%s'"
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                                   % field)
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    if separator is not None:
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      format_fields.append("%s")
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    elif field in numfields:
......
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          pass
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        else:
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          val = row[idx] = utils.FormatUnit(val)
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      val = row[idx] = str(val)
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      if separator is None:
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        mlens[idx] = max(mlens[idx], len(val))
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