code: def randomString(self, stringLength):
      letters = string.ascii_letters
      return "".join(
          random.choice(letters) for i in range(stringLength)
      )
  
file_path: Ciphey/tests/generate_tests.py
imports: import random
  import string
  import enciphey
  from rich.progress import track
label_desc: Use image node_id 5 for calling the test_generator obj's underlying member method code with example usage: obj.randomString(stringLength) and returns: str