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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 get_dash(self):
 """Return the current dash pattern. :returns: A ``(dashes, offset)`` tuple of a list and a float. :obj:`dashes` is a list of floats, empty if no dashing is in effect. """

        dashes = ffi.new('double[]', cairo.cairo_get_dash_count(self._pointer))
        offset = ffi.new('double *')
        cairo.cairo_get_dash(self._pointer, dashes, offset)
        self._check_status()
        return list(dashes), offset[0]