class_docstr: Internal helper for `~.grid_helper_curvelinear.GridHelperCurveLinear`, with
  the same constructor parameters; should not be directly instantiated.
class_docstr_tok: ["Internal","helper","for","`","~.grid_helper_curvelinear.GridHelperCurveLinear","`",",","with","the","same","constructor","parameters",";","should","not","be","directly","instantiated","."]
code: def inv_transform_xy(self, x, y):
      return (
          self._aux_transform.inverted()
          .transform(np.column_stack([x, y]))
          .T
      )
  
imports: import numpy
  from matplotlib import ticker, _api
  from matplotlib.transforms import Bbox, Transform
label_desc: Use image node_id 8 for calling the GridFinder obj's underlying member method code with example usage: obj.inv_transform_xy(x, y) and returns: self