Extensible framework for robust spatial indexing
conda install -c conda-forge libspatialindex
conda install -c "conda-forge/label/broken" libspatialindex
conda install -c "conda-forge/label/cf201901" libspatialindex
conda install -c "conda-forge/label/cf202003" libspatialindex
conda install -c "conda-forge/label/gcc7" libspatialindex