def ppob(self, ob, idx=None):
	impl = self.impl
	if idx is None:
	    label = self.get_label()
	    if label is not None:
		print >>ob, label
	    idx = 0
	if idx < 0:
	    idx = impl.numrows + startindex

	it = impl.get_rows(idx)
	print >>ob, self.get_row_header()
	numrows = 0
	for row in it:
	    form = self.get_formatted_row(row)
	    print >>ob, form
	    numrows += 1
	    if numrows >= 10:
		nummore = impl.numrows + 1 - row.index
		if nummore > 1:
		    print >>ob, \
"<%d more rows. Type e.g. '_.more' to view.>"%nummore
		    break
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/guppy-0.1.10/guppy/heapy/Part.py/Format.ppob/operator `-` -> `+`