docs: def render_latex_sub_super(
          name, subs=None, supers=None, translate_symbols=True, sep=','):
      r'''Assemble a string from the primary name and the given sub- and
      superscripts::
  
          >>> render_latex_sub_super(name='alpha', subs=['mu', 'nu'], supers=[2])
          '\\alpha_{\\mu,\\nu}^{2}'
  
          >>> render_latex_sub_super(
          ...     name='alpha', subs=['1', '2'], supers=['(1)'], sep='')
          '\\alpha_{12}^{(1)}'
  
      Args:
          name (str):  the string without the subscript/superscript
          subs (list or None): list of subscripts
          supers (list or None): list of superscripts
          translate_symbols (bool): If True, try to translate (Greek) symbols in
              `name, `subs`, and `supers` to unicode
          sep (str): Separator to use if there are multiple
              subscripts/superscripts
      '''
      if subs is None:
          subs = []
      if supers is None:
          supers = []
      if translate_symbols:
          supers = [_translate_symbols(str(sup)) for sup in supers]
          subs = [_translate_symbols(str(sub)) for sub in subs]
          name = _translate_symbols(name)
      res = name
      sub = sep.join(subs)
      sup = sep.join(supers)
      if len(sub) > 0:
          res += "_{%s}" % sub
      if len(sup) > 0:
          res += "^{%s}" % sup
      return res