def set_tab_stop(self):
        self.tabstops.add(self.pt_cursor_position.x)
Iterate over sorted_ranges, merging where possible
dataset/ETHPy150Open jonathanslenders/pymux/pymux/screen.py/BetterScreen.set_tab_stop--crossover with--dataset/ETHPy150Open drkjam/netaddr/netaddr/ip/sets.py/_iter_merged_ranges