code: def plural(singular, plural, seq):
      """Selects a singular or plural word based on the length of a sequence.
  
      Parameters
      ----------
      singlular : str
          The string to use when ``len(seq) == 1``.
      plural : str
          The string to use when ``len(seq) != 1``.
      seq : sequence
          The sequence to check the length of.
  
      Returns
      -------
      maybe_plural : str
          Either ``singlular`` or ``plural``.
      """
      if len(seq) == 1:
          return singular
  
      return plural
  
label_desc: Use image node_id 2 for calling a global function with example usage: plural(singular, plural, seq) and returns: plural, singular