Fix mypy

Author: paraseba

icechunk-python/python/icechunk/store.py

@@ -312,7 +312,8 @@ async def set_partial_values(
         """
         # NOTE: pyo3 does not implicit conversion from an Iterable to a rust iterable. So we convert it
         # to a list here first. Possible opportunity for optimization.
-        return await self._store.set_partial_values(list(key_start_values))
+        # NOTE: currently we only implement the case where the values are bytes
+        return await self._store.set_partial_values(list(key_start_values))  # type: ignore[arg-type]
 
     @property
     def supports_listing(self) -> bool:

icechunk-python/tests/run_xarray_backends_tests.py

@@ -23,7 +23,8 @@
 )
 from xarray.tests.test_backends import (
     ZarrBase,
-    default_zarr_format,  # noqa: F401; needed otherwise not discovered
+    # needed otherwise not discovered
+    default_zarr_format,  # noqa: F401, RUF100
 )