我有一个list,list里面的element是dict。[{centre:(743,1105), radius: 41},{centre:(743, 1106), radius: 48},{centre:(899, 1443), radius: 48},{centre:(900, 1442), radius: 40}]这个关于圆心和半径的一个数据结构。我想把圆心相近的圆(横坐标相差+3/-3 左右)去掉一个(保留半径较小的)def takeXAxis(input): return input['centre'][0]def sortCircles(circleDetails):
circleDetails.sort(key=takeXAxis)def removeClosedCircle(circleDetails):
newCircleDetails = [] for i in range(len(circleDetails)):
j = i + 1
for j in range(len(circleDetails)):
...接下来我就不太会了,有人能帮我看下吗?
2 回答
临摹微笑
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import itertools
my_list = [
{'centre':(743,1105), 'radius': 41},
{'centre':(743, 1106), 'radius': 48},
{'centre':(899, 1443), 'radius': 48},
{'centre':(900, 1442), 'radius': 40}
]for a, b in itertools.combinations(my_list, 2):
# only need to do something if the diff is in range.. if abs(a['centre'][0] - b['centre'][0]) <= 3:
# check the radius, if bigger, remove it, else remove the other. if a['radius'] > b['radius']:
my_list.remove(a) else:
my_list.remove(b)print my_list添加回答
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