code: def batch_interp_regular_nd_grid_fn(self):
      return interpolation.batch_interp_regular_nd_grid
  
imports: import numpy
  from scipy import interpolate
  import tensorflow.compat.v1
  import tensorflow.compat.v2
  from tensorflow_probability.python.internal import dtype_util
  from tensorflow_probability.python.internal import prefer_static
  from tensorflow_probability.python.internal import test_util
  from tensorflow_probability.python.math import gradient
  from tensorflow_probability.python.math import interpolation
label_desc: Use image node_id 1 for calling the BatchInterpRegularNDGridTest obj's underlying member method code with example usage: obj.batch_interp_regular_nd_grid_fn() and returns: interpolation