Adding open_datatree backend-specific keyword arguments (#9199)

* adding open_datatree backend keyword arguments for hdf5

* adding open_datatree backend keyword arguments for netCDF4

Author: aladinor

xarray/backends/h5netcdf_.py

@@ -438,7 +438,14 @@ def open_datatree(
         drop_variables: str | Iterable[str] | None = None,
         use_cftime=None,
         decode_timedelta=None,
+        format=None,
         group: str | Iterable[str] | Callable | None = None,
+        lock=None,
+        invalid_netcdf=None,
+        phony_dims=None,
+        decode_vlen_strings=True,
+        driver=None,
+        driver_kwds=None,
         **kwargs,
     ) -> DataTree:
         from xarray.backends.api import open_dataset
@@ -450,7 +457,14 @@ def open_datatree(
         filename_or_obj = _normalize_path(filename_or_obj)
         store = H5NetCDFStore.open(
             filename_or_obj,
+            format=format,
             group=group,
+            lock=lock,
+            invalid_netcdf=invalid_netcdf,
+            phony_dims=phony_dims,
+            decode_vlen_strings=decode_vlen_strings,
+            driver=driver,
+            driver_kwds=driver_kwds,
         )
         if group:
             parent = NodePath("/") / NodePath(group)

xarray/backends/netCDF4_.py

@@ -680,6 +680,12 @@ def open_datatree(
         use_cftime=None,
         decode_timedelta=None,
         group: str | Iterable[str] | Callable | None = None,
+        format="NETCDF4",
+        clobber=True,
+        diskless=False,
+        persist=False,
+        lock=None,
+        autoclose=False,
         **kwargs,
     ) -> DataTree:
         from xarray.backends.api import open_dataset
@@ -691,6 +697,12 @@ def open_datatree(
         store = NetCDF4DataStore.open(
             filename_or_obj,
             group=group,
+            format=format,
+            clobber=clobber,
+            diskless=diskless,
+            persist=persist,
+            lock=lock,
+            autoclose=autoclose,
         )
         if group:
             parent = NodePath("/") / NodePath(group)