code: def getZoom(self, resolution):
          "Return the zoom level for a given resolution"
          assert resolution in self.RESOLUTIONS
          return self.RESOLUTIONS.index(resolutionf getZoom(self, resolution):
          "Return the zoom level for a given resolution"
          assert resolution in self.RESOLUTIONS
          return self.RESOLUTIONS.index(resolution)
docs: Return the zoom level for a given resolution