input: Write a function to tokenize a given text by splitting on whitespace and removing punctuation.
  assert tokenize_text("Hello, world! This is a test.") == ['Hello', 'world', 'This', 'is', 'a', 'test']
  assert tokenize_text("Python is great. Isn't it?") == ['Python', 'is', 'great', 'Isnt', 'it']
  assert tokenize_text("No punctuation here") == ['No', 'punctuation', 'here']
output: def tokenize_text(text):
      import string
      translator = str.maketrans('', '', string.punctuation)
      return text.translate(translator).split()