code: def uncompact(creation_sequence):
      """
      Converts a compact creation sequence for a threshold
      graph to a standard creation sequence (unlabeled).
      If the creation_sequence is already standard, return it.
      See creation_sequence.
      """
      first = creation_sequence[0]
      if isinstance(first, str):  # creation sequence
          return creation_sequence
      elif isinstance(first, tuple):  # labeled creation sequence
          return creation_sequence
      elif isinstance(first, int):  # compact creation sequence
          ccscopy = creation_sequence[:]
      else:
          raise TypeError("Not a valid creation sequence type")
      cs = []
      while ccscopy:
          cs.extend(ccscopy.pop(0) * ["d"])
          if ccscopy:
              cs.extend(ccscopy.pop(0) * ["i"])
      return cs
  
imports: from math import sqrt
  import networkx
  from networkx.utils import py_random_state
label_desc: Use image node_id 5 for calling a global function with example usage: uncompact(creation_sequence) and returns: cs, creation_sequence, creation_sequence