code: def Subscript(index_node):
      """A numeric or string subscript"""
      return Node(
          syms.trailer,
          [
              Leaf(token.LBRACE, "["),
              index_node,
              Leaf(token.RBRACE, "]"),
          ],
      )
  
imports: from itertools import islice
  from .pgen2 import token
  from .pytree import Leaf, Node
  from .pygram import python_symbols
  from .None import patcomp
label_desc: Use image node_id 14 for calling a global function with example usage: Subscript(index_node) and returns: Node