input: from typing import List
  
  def remove_punctuations(s: str) -> str:
      """ Remove all punctuations from the given string of sentences.
      >>> remove_punctuations("This is a sample string!")
      "This is a sample string"
      >>> remove_punctuations("Hello, world! How are you?")
      "Hello world How are you"
      """
output:     import string
      return s.translate(str.maketrans('', '', string.punctuation))