:param str|unicode exp: Haskell expression to evaluate.
        :param dict[str|unicode, str|unicode] files: Dictionary of file names->contents
        :rtype: TryHaskell.Result

def get(cls, exp, files=None):
        """
        :param str|unicode exp: Haskell expression to evaluate.
        :param dict[str|unicode, str|unicode] files: Dictionary of file names->contents
        :rtype: TryHaskell.Result
        """
        return cls.parse(cls.raw(exp, files=files))