code: def print_rule(
      file: TextIO,
      rule_id: int,
      rule: std.vector[LlamaGrammarElement],
      symbol_id_names: std.map[int, str],
  ) -> None:
      #     if (rule.empty() || rule.back().type != LLAMA_GRETYPE_END) {
      #         throw std::runtime_error(
      #             "malformed rule, does not end with LLAMA_GRETYPE_END: " + std::to_string(rule_id));
      #     }
      #     fprintf(file, "%s ::= ", symbol_id_names.at(rule_id).c_str());
      if (
          rule.empty()
          or rule.back().type != llama_gretype.LLAMA_GRETYPE_END
      ):
          raise RuntimeError(
              "malformed rule, does not end with LLAMA_GRETYPE_END: "
              + str(rule_id)
          )
      print(f"{symbol_id_names.at(rule_id)} ::=", file=file, end=" ")
      #     for (size_t i = 0, end = rule.size() - 1; i < end; i++) {
      #         llama_grammar_element elem = rule[i];
      #         switch (elem.type) {
      #             case LLAMA_GRETYPE_END:
      #                 throw std::runtime_error(
      #                     "unexpected end of rule: " + std::to_string(rule_id) + "," +
      #                     std::to_string(i));
      #             case LLAMA_GRETYPE_ALT:
      #                 fprintf(file, "| ");
      #                 break;
      #             case LLAMA_GRETYPE_RULE_REF:
      #                 fprintf(file, "%s ", symbol_id_names.at(elem.value).c_str());
      #                 break;
      #             case LLAMA_GRETYPE_CHAR:
      #                 fprintf(file, "[");
      #                 print_grammar_char(file, elem.value);
      #                 break;
      #             case LLAMA_GRETYPE_CHAR_NOT:
      #                 fprintf(file, "[^");
      #                 print_grammar_char(file, elem.value);
      #                 break;
      #             case LLAMA_GRETYPE_CHAR_RNG_UPPER:
      #                 if (i == 0 || !is_char_element(rule[i - 1])) {
      #                     throw std::runtime_error(
      #                         "LLAMA_GRETYPE_CHAR_RNG_UPPER without preceding char: " +
      #                         std::to_string(rule_id) + "," + std::to_string(i));
      #                 }
      #                 fprintf(file, "-");
      #                 print_grammar_char(file, elem.value);
      #                 break;
      #             case LLAMA_GRETYPE_CHAR_ALT:
      #                 if (i == 0 || !is_char_element(rule[i - 1])) {
      #                     throw std::runtime_error(
      #                         "LLAMA_GRETYPE_CHAR_ALT without preceding char: " +
      #                         std::to_string(rule_id) + "," + std::to_string(i));
      #                 }
      #                 print_grammar_char(file, elem.value);
      #                 break;
      #         }
      for i, elem in enumerate(rule[:-1]):
          case = elem.type  # type: llama_gretype
          if case is llama_gretype.LLAMA_GRETYPE_END:
              raise RuntimeError(
                  "unexpected end of rule: "
                  + str(rule_id)
                  + ","
                  + str(i)
              )
          elif case is llama_gretype.LLAMA_GRETYPE_ALT:
              print("| ", file=file, end="")
          elif case is llama_gretype.LLAMA_GRETYPE_RULE_REF:
              print(
                  f"{symbol_id_names.at(elem.value)} ",
                  file=file,
                  end="",
              )
          elif case is llama_gretype.LLAMA_GRETYPE_CHAR:
              print("[", file=file, end="")
              print_grammar_char(file, elem.value)
          elif case is llama_gretype.LLAMA_GRETYPE_CHAR_NOT:
              print("[^", file=file, end="")
              print_grammar_char(file, elem.value)
          elif case is llama_gretype.LLAMA_GRETYPE_CHAR_RNG_UPPER:
              if i == 0 or not is_char_element(rule[i - 1]):
                  raise RuntimeError(
                      "LLAMA_GRETYPE_CHAR_RNG_UPPER without preceding char: "
                      + str(rule_id)
                      + ","
                      + str(i)
                  )
              print("-", file=file, end="")
              print_grammar_char(file, elem.value)
          elif case is llama_gretype.LLAMA_GRETYPE_CHAR_ALT:
              if i == 0 or not is_char_element(rule[i - 1]):
                  raise RuntimeError(
                      "LLAMA_GRETYPE_CHAR_ALT without preceding char: "
                      + str(rule_id)
                      + ","
                      + str(i)
                  )
              print_grammar_char(file, elem.value)
          # if (is_char_element(elem)) {
          #     switch (rule[i + 1].type) {
          #         case LLAMA_GRETYPE_CHAR_ALT:
          #         case LLAMA_GRETYPE_CHAR_RNG_UPPER:
          #             break;
          #         default:
          #             fprintf(file, "] ");
          if is_char_element(elem):
              if rule[i + 1].type in (
                  llama_gretype.LLAMA_GRETYPE_CHAR_ALT,
                  llama_gretype.LLAMA_GRETYPE_CHAR_RNG_UPPER,
              ):
                  pass
              else:
                  print("] ", file=file, end="")
      #             }
      #         }
      #     }
      #     fprintf(file, "\n");
      # }
      print(file=file)
  
imports: from pathlib import Path
  import sys
  from ctypes import *
  from enum import Enum
  from itertools import islice
  from typing import Any, Callable, Dict, Generic, List, Optional, OrderedDict, TextIO, Tuple, TypeVar, Union, overload
  import llama_cpp.llama_cpp
  import json
  import re
  from typing import List, Optional
label_desc: Use image node_id 16 for calling a global function with example usage: print_rule(file, rule_id, rule, symbol_id_names) without return types