245 for i, tu in enumerate(self.turn_points):
246 if (tu[0] in self.x and tu[1] not in self.y)\
247 or (tu[1] in self.y and tu[0] not in self.x)\
248 or (tu[0] not in self.x and tu[1] not in self.y):249 self.turn_points.pop(i)
250
251 self.xyd.pop(-1)
Continuation lines should not be indented at the same level as the next logical line. Instead, they should be indented to one more level so as to distinguish them from the next line.