diff --git a/odc/geo/_xr_interop.py b/odc/geo/_xr_interop.py
index 0130e0a5..606b8035 100644
--- a/odc/geo/_xr_interop.py
+++ b/odc/geo/_xr_interop.py
@@ -247,7 +247,7 @@ def assign_crs(
 
 def crop(xx: XrT, poly: Geometry, mask: bool = True, all_touched: bool = True) -> XrT:
     """
-    Crops and optionally mask an xr.Dataset or xr.DataArray (``xx``) to 
+    Crops and optionally mask an xr.Dataset or xr.DataArray (``xx``) to
     the spatial extent of a geometry (``poly``).
 
     :param xx:
@@ -257,12 +257,12 @@ def crop(xx: XrT, poly: Geometry, mask: bool = True, all_touched: bool = True) -
        Geometry shape used to crop ``xx``.
 
     :param poly:
-       Whether to mask out pixels outside of the rasterized extent of 
+       Whether to mask out pixels outside of the rasterized extent of
        ``poly``.
 
     :param all_touched:
         If ``True``, all pixels touched by ``poly`` will remain unmasked.
-        If ``False``, only pixels whose center is within the polygon or 
+        If ``False``, only pixels whose center is within the polygon or
         that are selected by Bresenham's line algorithm will remain unmasked.
 
     :return:
@@ -821,7 +821,7 @@ def to_rgba(
         vmax: Optional[float] = None,
     ) -> xarray.DataArray:
         return to_rgba(self._xx, bands=bands, vmin=vmin, vmax=vmax)
-    
+
     crop = _wrap_op(crop)
 
     if have.rasterio: