code: def colorbar_get_pad(layoutgrids, cax):
      parents = cax._colorbar_info["parents"]
      gs = parents[0].get_gridspec()
  
      cb_rspans, cb_cspans = get_cb_parent_spans(cax)
      bboxouter = layoutgrids[gs].get_inner_bbox(
          rows=cb_rspans, cols=cb_cspans
      )
  
      if cax._colorbar_info["location"] in ["right", "left"]:
          size = bboxouter.width
      else:
          size = bboxouter.height
  
      return cax._colorbar_info["pad"] * size
  
file_path: catboost/contrib/python/matplotlib/py3/matplotlib/_constrained_layout.py
imports: import logging
  import numpy
  from matplotlib import _api, artist
  import matplotlib.transforms
  import matplotlib._layoutgrid
label_desc: Use image node_id 15 for calling a global function with example usage: colorbar_get_pad(layoutgrids, cax) and returns: unknown