code: def get_random_ascii(n, seed=42):
      """
      Get a random ASCII-only unicode string of size *n*.
      """
      arr = (
          np.frombuffer(get_random_bytes(n, seed=seed), dtype=np.int8)
          & 0x7F
      )
      result, _ = codecs.ascii_decode(arr)
      assert isinstance(result, str)
      assert len(result) == n
      return result
  
imports: import codecs
  import decimal
  from functools import partial
  import itertools
  import sys
  import unicodedata
  import numpy
  import pyarrow
label_desc: Use image node_id 3 for calling a global function with example usage: get_random_ascii(n, seed) and returns: result