new_contents: #! /usr/bin/env python3
  
  # Example script to remove overlaps in TTF using skia-pathops
  
  
  import sys
  from fontTools.ttLib import TTFont
  from fontTools.pens.recordingPen import DecomposingRecordingPen
  from fontTools.pens.ttGlyphPen import TTGlyphPen
  
  try:
      import pathops
  except ImportError:
      sys.exit(
          "This script requires the skia-pathops module. "
          "`pip install skia-pathops` and then retry."
      )
  
  
  def skpath_from_simple_glyph(glyphName, glyphSet):
      path = pathops.Path()
      pathPen = path.getPen()
      glyphSet[glyphName].draw(pathPen)
      return path
  
  
  def skpath_from_composite_glyph(glyphName, glyphSet):
      # record TTGlyph outlines without components
      dcPen = DecomposingRecordingPen(glyphSet)
      glyphSet[glyphName].draw(dcPen)
      # replay recording onto a skia-pathops Path
      path = pathops.Path()
      pathPen = path.getPen()
      dcPen.replay(pathPen)
      return path
  
  
  def tt_glyph_from_skpath(path):
      ttPen = TTGlyphPen(None)
      path.draw(ttPen)
      return ttPen.glyph()
  
  
  def main():
      if len(sys.argv) != 3:
          print("usage: remove-overlaps.py fontfile.ttf outfile.ttf")
          sys.exit(1)
  
      src = sys.argv[1]
      dst = sys.argv[2]
  
      with TTFont(src) as f:
          glyfTable = f["glyf"]
          glyphSet = f.getGlyphSet()
  
          for glyphName in glyphSet.keys():
              if glyfTable[glyphName].isComposite():
                  path = skpath_from_composite_glyph(glyphName, glyphSet)
              else:
                  path = skpath_from_simple_glyph(glyphName, glyphSet)
  
              # duplicate path
              path2 = pathops.Path(path)
  
              # remove overlaps
              path2.simplify()
  
              # replace TTGlyph if simplified copy is different
              if path2 != path:
                  glyfTable[glyphName] = tt_glyph_from_skpath(path2)
  
          f.save(dst)
  
  
  if __name__ == "__main__":
      main()
  
subject: Add snippet to remove overlaps on TTF with skia-pathops