Improve cfdm.read performance for UGRID datasets - #422
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davidhassell
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sadielbartholomew
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Aug 26, 2026
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Great stuff! I also see much improvement in read-in speed for UGRID datasets on this branch, as per the goal. Even with the fairly humble ugrid_global_2.nc file from the cf-python test suite it is about 3 times as fast to read in with these changes 🚀
Please merge after the typo fix suggestion.
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Fixes #421