code: def setup_class(self):
      projection = ccrs.RotatedPole(
          pole_longitude=177.5, pole_latitude=37.5
      )
      polygon = sgeom.Polygon(
          [
              (177.5, -57.38460319),
              (180.1, -57.445077),
              (175.0, -57.19913331),
          ]
      )
      self.multi_polygon = projection.project_geometry(polygon)
  
imports: import numpy
  import pytest
  import shapely.geometry
  import shapely.wkt
  import cartopy.crs
label_desc: Use image node_id 1 for calling the TestQuality obj's underlying member method code with example usage: obj.setup_class() without return types