def lines_from(self, idx=0):
	line_iter = self.line_iter
	if line_iter is None:
	    line_iter = self.line_iter = self.get_line_iter()
	while 1:
	    try:
		yield self.line_at(idx)
	    except __HOLE__:
		return
	    idx += 1
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/guppy-0.1.10/guppy/etc/OutputHandling.py/Printer.lines_from