code: def pad_rectangle(rect):
      """
      Decrease rectangle dimensions to show whitespace in treemap
  
      :param rect: Dictionary of rectangle dimensions to be decreased to enable
          whitespace padding in treemap visualization
      :return: Dictionary of updated rectangle dimensions
      """
      if rect["dx"] > 2:
          rect["x"] += 1
          rect["dx"] -= 2
      if rect["dy"] > 2:
          rect["y"] += 1
          rect["dy"] -= 2
  
file_path: aequitas/src/aequitas/squarify_flipped.py
imports: import matplotlib.pyplot
  import itertools
label_desc: Use image node_id 10 for calling a global function with example usage: pad_rectangle(rect) without return types