code: def has_sunken_brackets(tokens: List[tokenize.TokenInfo]):
      """Check if the depth of brackets in the list of tokens drops below 0"""
      parenlev = 0
      for token in tokens:
          if token.string in {"(", "[", "{"}:
              parenlev += 1
          elif token.string in {")", "]", "}"}:
              parenlev -= 1
              if parenlev < 0:
                  return True
      return False
  
imports: import ast
  from codeop import CommandCompiler, Compile
  import re
  import sys
  import tokenize
  from typing import List, Tuple, Optional, Any
  import warnings
  from IPython.utils import tokenutil
label_desc: Use image node_id 15 for calling a global function with example usage: has_sunken_brackets(tokens) and returns: False, True