code: def sharpness_kernel(magnitude):
      # assumes magnitude: [-1, 1]
      blur = (
          np.array([[1, 1, 1], [1, 5, 1], [1, 1, 1]], dtype=np.float32)
          / 13
      )
      ident = np.array(
          [[0, 0, 0], [0, 1, 0], [0, 0, 0]], dtype=np.float32
      )
      return -magnitude * blur + (1 + magnitude) * ident
  
imports: from nvidia.dali import fn
  from nvidia.dali import types
  from nvidia.dali.auto_aug.core import augmentation
label_desc: Use image node_id 14 for calling a global function with example usage: sharpness_kernel(magnitude) and returns: unknown