text: from typing import Iterable, Set
  
  from . import _categories
  
  
  def search_code(
      code: str, cats: Iterable[_categories.Categorization]
  ) -> Set[_categories.Category]:
      """Search for the given code in the given categorizations."""
      res = set()
      for cat in cats:
          if code in cat.all_keys():
              res.add(cat[code])
      return res
  