Merge pull request #1481 from girder/zarr-guard-internal-metadata

Guard fetching internal metadata on zarr sources that have less data
girder · Mar 21, 2024 · d71ed40 · d71ed40
2 parents bd6c0ae + 7c65f72
commit d71ed40
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -8,6 +8,7 @@
 ### Improvements
 - Prioritize tile sinks ([#1478](../../pull/1478))
 - Add a dependency to the zarr source to read more compression types ([#1480](../../pull/1480))
+- Guard fetching internal metadata on zarr sources that have less data ([#1481](../../pull/1481))
 
 ### Bug Fixes
 - Fix an issue with single band on multi source with non uniform sources ([#1474](../../pull/1474))

diff --git a/sources/zarr/large_image_source_zarr/__init__.py b/sources/zarr/large_image_source_zarr/__init__.py
@@ -420,8 +420,11 @@ def getInternalMetadata(self, **kwargs):
         result = {}
         result['zarr'] = {
             'base': self._zarr.attrs.asdict(),
-            'main': self._series[0][0].attrs.asdict(),
         }
+        try:
+            result['zarr']['main'] = self._series[0][0].attrs.asdict()
+        except Exception:
+            pass
         return result
 
     def getAssociatedImagesList(self):