input: Write a function in Python that takes in a string of sentences and removes all the punctuation marks from it. The function should return the cleaned string without any punctuation.
  
  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 is fun!!") == "Python is fun"
  assert remove_punctuations("") == ""
  assert remove_punctuations("NoPunctuationHere") == "NoPunctuationHere"
output: def remove_punctuations(s):
      return s.translate(str.maketrans('', '', string.punctuation))