def set_column(self, col_no, col):
        """Sets the values in a column.

        col_no -- The index of the column
        col -- An sequence of 4 values

        """

        try:
            col_iter = iter(col)
            m = self._m
            a, b, c, d = col
            m[col_no] = float(a)
            m[col_no+4] = float(b)
            m[col_no+8] = float(c)
            m[col_no+12] = float(d)

        except __HOLE__:
            raise IndexError( "Column should be 0, 1, 2 or 3" )
dataset/ETHPy150Open PythonProgramming/Beginning-Game-Development-with-Python-and-Pygame/Chapter 10/gameobjects/matrix44.py/Matrix44.set_column