code: def bounding_box(self):
      xs, ys = self._obj["x"], self._obj["y"]
      min_x, min_y, max_x, max_y = (
          xs.min(),
          ys.min(),
          xs.max(),
          ys.max(),
      )
  
      return (min_x, min_y, max_x, max_y)
  
file_path: cudf/python/cudf/cudf/tests/test_custom_accessor.py
imports: import pandas
  import pytest
  import cudf
  from cudf.testing._utils import assert_eq
label_desc: Use image node_id 3 for calling the PointsAccessor obj's underlying member method code with example usage: obj.bounding_box() and returns: min_x,  min_y,  max_x,  max_y