code: def test_central_latitude():
      # Check the effect of the added 'central_latitude' key.
      geos = ccrs.NearsidePerspective(central_latitude=53.7)
      other_args = {
          "a=6378137.0",
          "h=35785831",
          "lat_0=53.7",
          "lon_0=0.0",
          "units=m",
          "x_0=0",
          "y_0=0",
      }
      check_proj_params("nsper", geos, other_args)
  
      assert_almost_equal(
          geos.boundary.bounds,
          (-5476336.098, -5476336.098, 5476336.098, 5476336.098),
          decimal=3,
      )
  
imports: from numpy.testing import assert_almost_equal
  import cartopy.crs
  from .helpers import check_proj_params
label_desc: Use image node_id 3 for calling a global function with example usage: test_central_latitude() without return types