input: from typing import List
  
  def remove_punctuations(s: List[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!")
      'Hello World'
      """
output:     import string
      return ''.join([char for char in s if char not in string.punctuation])