python 出现IllegalArgumentException: Points of LinearRing do not form a closed linestring
时间: 2024-06-08 19:12:31
浏览: 129
这个错误通常是由于 LinearRing 的点不形成一个封闭的线造成的。LinearRing 是一个由至少4个坐标点组成的线形几何,其中第一个和最后一个坐标点必须相同,以形成一个封闭的线。
你可以检查你的代码,确保 LinearRing 的点数大于等于4,并且第一个和最后一个点是相同的。例如,以下代码可以创建一个有效的 LinearRing:
```python
from shapely.geometry import LinearRing
# 创建 LinearRing,注意第一个和最后一个点是相同的
ring = LinearRing([(0, 0), (0, 1), (1, 1), (1, 0), (0, 0)])
# 检查 LinearRing 是否有效
print(ring.is_valid) # 输出 True
```
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