code: def Sharpness(img, v):
      """
      Applies PIL.ImageEnhance.Sharpness to the image
      """
      assert 0.1 <= v <= 1.9, f"{v} out of range [0.1, 1.9]"
      return PIL.ImageEnhance.Sharpness(img).enhance(v)
  
imports: import numpy
  import PIL
label_desc: Use image node_id 1 for calling a global function with example usage: Sharpness(img, v) and returns: PIL