Added what's new entry

schlunma · Dec 19, 2023 · 20b9a90 · 20b9a90
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diff --git a/docs/src/whatsnew/latest.rst b/docs/src/whatsnew/latest.rst
@@ -99,6 +99,9 @@ This document explains the changes made to Iris for this release
 #. `@bouweandela`_ added the option to specify the Dask chunks of the target
    array in :func:`iris.util.broadcast_to_shape`. (:pull:`5620`)
 
+#. `@schlunma`_ allowed :func:`iris.analysis.cartography.area_weights` to
+   return dask arrays with arbitrary chunks. (:pull:`TBA`)
+
 🔥 Deprecations
 ===============
 

diff --git a/lib/iris/util.py b/lib/iris/util.py
@@ -28,7 +28,7 @@
 
 
 def broadcast_to_shape(array, shape, dim_map, chunks=None):
-    """Broadcast an array to a given shape."""
+    """Broadcast an array to a given shape.
 
     Each dimension of the array must correspond to a dimension in the
     given shape. The result is a read-only view (see :func:`numpy.broadcast_to`).
@@ -88,9 +88,7 @@ def broadcast_to_shape(array, shape, dim_map, chunks=None):
                 # dimensions that have size 1 in the source array.
                 if array.shape[src_idx] != 1:
                     chunks[tgt_idx] = array.chunks[src_idx]
-        broadcast = functools.partial(
-            da.broadcast_to, shape=shape, chunks=chunks
-        )
+        broadcast = functools.partial(da.broadcast_to, shape=shape, chunks=chunks)
     else:
         broadcast = functools.partial(np.broadcast_to, shape=shape)