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29 changes: 1 addition & 28 deletions docs/iris/src/whatsnew/latest.rst
Original file line number Diff line number Diff line change
Expand Up @@ -17,19 +17,6 @@ Features
when loading Nimrod-format data into cubes. This covers most known
operational use-cases.

* :class:`iris.coord_systems.Geostationary` can now accept creation arguments
of `false_easting=None` or `false_northing=None`, equivalent to values of 0.
Previously these kwargs could be omitted, but could not be set to `None`.
This also enables loading netcdf data on a Geostationary grid, where either
of these keys is not present as a grid-mapping variable property:
Previously, loading any such data caused an exception.

* The area weights used when performing area weighted regridding with
:class:`iris.analysis.AreaWeighted` are now cached. This allows a
significant speedup when regridding multiple similar cubes, by repeatedly
using a `'regridder' object <../iris/iris/analysis.html?highlight=regridder#iris.analysis.AreaWeighted.regridder>`_
which you created first.

* Statistical operations :meth:`iris.cube.Cube.collapsed`,
:meth:`iris.cube.Cube.aggregated_by` and :meth:`iris.cube.Cube.rolling_window`
previously removed every :class:`iris.coord.CellMeasure` attached to the
Expand All @@ -39,21 +26,7 @@ Features
* Supporting Iris for both Python2 and Python3 resulted in pinning our
dependency on matplotlib at v2.x. Now that Python2 support has been dropped,
Iris is free to use the latest version of matplotlib.

* The :class:`~iris.NameConstraint` provides richer name constraint matching
when loading or extracting against cubes, by supporting a constraint against
any combination of ``standard_name``, ``long_name``, NetCDF ``var_name``
and ``STASH`` from the attributes dictionary of a :class:`~iris.cube.Cube`.

* Cubes and coordinates now have a new ``names`` property that contains a
tuple of the ``standard_name``, ``long_name``, NetCDF ``var_name``, and
``STASH`` attributes metadata.

* Name constraint matching against cubes during loading or extracting has been
relaxed from strictly matching against the :meth:`~iris.cube.Cube.name`, to
matching against either the ``standard_name``, ``long_name``,
NetCDF ``var_name``, or ``STASH`` attributes metadata of a cube.


* CF Ancillary Variables are now supported in cubes.


Expand Down