'Create python docstring for the following function : \ndef add(x:int, y:int)->int:\n    return x+y\n\n\n\n    the format of the docstring must be this one : \n    Summary or Description of the Function\n\n    Parameters:\n        one line by parameter of the function with the name, the type of the parameter between parenthesis, a semicolon and the description of the parameter\n\n    Returns:\n        one line by return value with the name, the type of the return value between parenthesis, a semicolon and the description of the Returning value\n\n    ' In your response, capitalize a few words to stress main points. Please limit the number of words with all capital letters to less than 6.
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