o Add safeguard for engine passed

Author: rajeeja

uxarray/core/utils.py

@@ -33,8 +33,10 @@ def _open_dataset_with_fallback(filename_or_obj, chunks=None, **kwargs):
         return xr.open_dataset(filename_or_obj, chunks=chunks, **kwargs)
     except Exception:
         # If it fails, use the "netcdf4" engine as backup
+        # Extract engine from kwargs to prevent duplicate parameter error
+        engine = kwargs.pop("engine", "netcdf4")
         return xr.open_dataset(
-            filename_or_obj, engine="netcdf4", chunks=chunks, **kwargs
+            filename_or_obj, engine=engine, chunks=chunks, **kwargs
         )