input: from typing import List
  
  def remove_punctuations(s: str) -> str:
      """ Remove all punctuations from a given string containing sentences.
      >>> remove_punctuations("This is a sample string!")
      'This is a sample string'
      """
      import string
      return s.translate(str.maketrans('', '', string.punctuation))
output:     import string
      return s.translate(str.maketrans('', '', string.punctuation))