visualisation

As a follow-up to #11540, we would like to add metadata to as many examples as possible. This will not only make the examples more usable as they are right now, but it will also open up new possibilities to search for and crosslink examples.

For the purpose of this issue, 'standalone examples' are all .py files in these folders in this repository:

• examples/plotting/file
• `examples/mode

I don't think this is a duplicate ticket, even though it's quite an obvious feature after that cat demo at SciPy2018.

The code that selects and renders the different geos is here in the THREE.js code
https://github.com/maartenbreddels/ipyvolume/blob/master/js/src/scatter.js#L57

I don't know quite where/how to inject the mesh definition compatible with the data file of this form, but i

🐛 Bug Report

If the scalar coord passed to iris.util.new_axis is already a dimension coordinate, an anonymous new dimension is created.

How To Reproduce

import iris
import iris.cube

print(iris.__version__)

cube = iris.cube.Cube(1)
coord = iris.coords.DimCoord(1, long_name="spam")
cube.add_aux_coord(coord)