class_docstr: Scansion constants can be modified and passed into the constructor if desired.
docstr: Check if a string contains vowels.
docstr_tok: ["Check","if","a","string","contains","vowels","."]
code: def _contains_vowels(self, letter_group: str) -> bool:
      """Check if a string contains vowels."""
      return self.vowel_matcher.search(letter_group) is not None
  
imports: import copy
  import logging
  import re
  from typing import List
  import cltk.prosody.lat.string_utils
  from cltk.prosody.lat.scansion_constants import ScansionConstants
label_desc: Use image node_id 7 for calling the Syllabifier obj's underlying member method code with example usage: obj._contains_vowels(letter_group) and returns: unknown