def find_path(self, start_el, actual_el, visited_el, queue, direction, el_list, *, is_first):
if direction == self.Direction.Horizontal:
tmp_direction = actual_el.supplier.row
else:
tmp_direction = actual_el.receiver.col
for el in tmp_direction:
if el is start_el and not is_first:
return el_list
elif el.delta is None and el not in visited_el:
tmp_list = list(el_list)
tmp_list.append(el)
queue.append((el, self.opposing_direction[direction], tmp_list))
visited_el.append(el)
return None
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