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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def setSingleStep(self, singleStep):
 """setter to _singleStep. converts negativ values to positiv ones. Args: singleStep (int):
 new _singleStep value. converts negativ values to positiv ones. Raises: TypeError: If the given argument is not an integer. Returns: int or long: the absolute value of the given argument. """

        if not isinstance(singleStep, int):
            raise TypeError("Argument is not of type int")
        # don't use negative values
        self._singleStep = abs(singleStep)
        return self._singleStep