26   lines: (list of tuples of integers) A list of tuples of lines, [start, end],
27     that we want to format. The lines are 1-based indexed. It can be used by
56                lines=None,  argument
88       lines=lines,
92     lines = reformatted_source.rstrip('\n').split('\n')
93     reformatted_source = newline.join(line for line in lines) + newline
106                lines=None,  argument
139   _MarkLinesToFormat(uwlines, lines)
193       lines = fd.readlines()
195     line_ending = file_resources.LineEnding(lines)
196     source = '\n'.join(line.rstrip('\r\n') for line in lines) + '\n'
208 def _MarkLinesToFormat(uwlines, lines):  argument
210   if lines:
215     lines = sorted(lines)
216     line_ranges = [lines[0]] if len(lines[0]) else []
218     while index < len(lines):
220       if lines[index][0] <= current[1]:
222         line_ranges[-1] = (current[0], max(lines[index][1], current[1]))
224         line_ranges.append(lines[index])
227     # Mark lines to format as not being disabled.
243   # Now go through the lines and disable any lines explicitly marked as