Merge pull request #1098 from betolink/v0.15.1

fix virtualizarr imports

Author: betolink

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project uses [Semantic Versioning](https://semver.org/spec/v2.0.0.html)
 
 ## [Unreleased]
 
+## Fixed:
+
+- Obstore and VirtualiZarr should not be required([#1097](https://github.com/nsidc/earthaccess/issues/1097))([@betolink](https://github.com/betolink))
+
 ## [v0.15.0] - 2025-09-16
 
 ### Changed
@@ -778,6 +782,9 @@ _Conception!_
 
 [Unreleased]: https://github.com/nsidc/earthaccess/compare/v0.15.0...HEAD
 [0.15.0]: https://github.com/nsidc/earthaccess/compare/v0.14.0...v0.15.0
+[0.14.0]: https://github.com/nsidc/earthaccess/releases/tag/v0.14.0
+[0.13.0]: https://github.com/nsidc/earthaccess/releases/tag/v0.13.0
+[0.12.0]: https://github.com/nsidc/earthaccess/releases/tag/v0.12.0
 [0.11.0]: https://github.com/nsidc/earthaccess/releases/tag/v0.11.0
 [0.10.0]: https://github.com/nsidc/earthaccess/releases/tag/v0.10.0
 [0.9.0]: https://github.com/nsidc/earthaccess/releases/tag/v0.9.0

earthaccess/dmrpp_zarr.py

@@ -6,11 +6,6 @@
 from typing import TYPE_CHECKING, Any, Literal
 from urllib.parse import urlparse
 
-from obstore.auth.earthdata import NasaEarthdataCredentialProvider
-from obstore.store import HTTPStore, S3Store
-from virtualizarr.parsers import DMRPPParser
-from virtualizarr.registry import ObjectStoreRegistry
-
 import earthaccess
 
 if TYPE_CHECKING:
@@ -101,8 +96,17 @@ def open_virtual_mfdataset(
             title:                      Daily MUR SST, Final product
         ```
     """
-    import virtualizarr as vz
-    import xarray as xr
+    try:
+        import virtualizarr as vz
+        import xarray as xr
+        from obstore.auth.earthdata import NasaEarthdataCredentialProvider
+        from obstore.store import HTTPStore, S3Store
+        from virtualizarr.parsers import DMRPPParser
+        from virtualizarr.registry import ObjectStoreRegistry
+    except ImportError as e:
+        raise ImportError(
+            "`earthaccess.open_virtual_dataset` requires `pip install earthaccess[virtualizarr]`"
+        ) from e
 
     if len(granules) == 0:
         raise ValueError("No granules provided. At least one granule is required.")