def _subx(self, template, string, count=0, subn=False):
        filter = template
        if not callable(template) and "\\" in template:
            # handle non-literal strings ; hand it over to the template compiler
            #import sre  #sre was renamed to re
            #fix me brython
            #print("possible issue at _sre.py line 116")
            import re as sre
            filter = sre._subx(self, template)
        state = _State(string, 0, sys.maxsize, self.flags)
        sublist = []
        
        n = last_pos = 0
        while not count or n < count:
            state.reset()
            state.string_position = state.start
            if not state.search(self._code):
                break
            if state.start < last_pos:
                sublist.append(string[last_pos:state.start])
            if not (last_pos == state.start and
                                last_pos == state.string_position and n > 0):
                # the above ignores empty matches on latest position
                if callable(filter):
                    sublist.append(filter(SRE_Match(self, state)))
                else:
                    sublist.append(filter)
                last_pos = state.string_position
                n += 1
            if state.string_position == state.start:
                state.start += 1
            else:
                state.start = state.string_position

        if last_pos < state.end:
            sublist.append(string[last_pos:state.end])
        item = "".join(sublist)
        if subn:
            return item, n
        else:
            return item
dataset/ETHPy150Open amrdraz/kodr/app/brython/www/src/Lib/_sre.py/SRE_Pattern._subx/swapped operands of `<`