input: Write a function to remove all punctuations from a given string of sentences. The function should return the cleaned string.
  
  def remove_punctuations(s):
      return s.translate(str.maketrans('', '', string.punctuation))
  
  assert remove_punctuations("This is a sample string!") == "This is a sample string"
  assert remove_punctuations("Hello, World!") == "Hello World"
  assert remove_punctuations("Python!" == "Python")
  assert remove_punctuations("You're Awesome.") == "Youre Awesome"
  assert remove_punctuations("") == ""
output: def remove_punctuations(s):
      return s.translate(str.maketrans('', '', string.punctuation))