求助啊：geoda中为什么在建立个Thiessen多边形文件时，老保存不了，说那个文件命名有问题，会出现
Failed to open data source. Please check if the data is valid and its data type/format is supported by GeoDa.
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Tip: you can setup necessary GeoDa driver by following the instructions at:
https://geodacenter.asu.edu/geoda/formats