code: def get_package_data(name, extlist):
      
      flist = []
      # Workaround to replace os.path.relpath (not available until Python 2.6):
      offset = len(name)+len(os.pathsep)
      for dirpath, _dirnames, filenames in os.walk(name):
          for fname in filenames:
              if not fname.startswith('.') and osp.splitext(fname)[1] in extlist:
                  flist.append(osp.join(dirpath, fname)[offset:])
      return flist
docs: Return data files for package *name* with extensions in *extlist*