Extra datum translation (#4753)

wjbenfold · web-flow · commit caae45075795 · 2022-05-19T12:34:16.000+01:00
diff --git a/lib/iris/coord_systems.py b/lib/iris/coord_systems.py
@@ -143,6 +143,7 @@ def as_cartopy_projection(self):
 
 _short_datum_names = {
     "OSGB 1936": "OSGB36",
+    "OSGB_1936": "OSGB36",
     "WGS 84": "WGS84",
 }
 
diff --git a/lib/iris/tests/integration/test_netcdf.py b/lib/iris/tests/integration/test_netcdf.py
@@ -628,7 +628,6 @@ def test_no_load_datum_cf_var(self):
 
     def test_save_datum(self):
         expected = "OSGB 1936"
-        # saved_crs = iris.coord_systems.GeogCS.from_datum(datum="OSGB36")
         saved_crs = iris.coord_systems.Mercator(
             ellipsoid=iris.coord_systems.GeogCS.from_datum("OSGB36")
         )

Original file line number	Diff line number	Diff line change
`@@ -143,6 +143,7 @@ def as_cartopy_projection(self):`
`143`	`143`
`144`	`144`	`_short_datum_names = {`
`145`	`145`	`"OSGB 1936": "OSGB36",`
	`146`	`+ "OSGB_1936": "OSGB36",`
`146`	`147`	`"WGS 84": "WGS84",`
`147`	`148`	`}`
`148`	`149`
Original file line number	Diff line number	Diff line change
`@@ -628,7 +628,6 @@ def test_no_load_datum_cf_var(self):`
`628`	`628`
`629`	`629`	`def test_save_datum(self):`
`630`	`630`	`expected = "OSGB 1936"`
`631`		`- # saved_crs = iris.coord_systems.GeogCS.from_datum(datum="OSGB36")`
`632`	`631`	`saved_crs = iris.coord_systems.Mercator(`
`633`	`632`	`ellipsoid=iris.coord_systems.GeogCS.from_datum("OSGB36")`
`634`	`633`	`)`