code: def test_issue10254(self):
      # Crash reported in #10254
      a = "C\u0338" * 20 + "C\u0327"
      b = "C\u0338" * 20 + "\xC7"
      self.assertEqual(self.db.normalize("NFC", a), b)
  
imports: import hashlib
  from http.client import HTTPException
  import sys
  import unicodedata
  import unittest
  from test.support import open_urlresource, requires_resource, script_helper, cpython_only, check_disallow_instantiation
label_desc: Use image node_id 14 for calling the UnicodeFunctionsTest obj's underlying member method code with example usage: obj.test_issue10254() without return types