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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 setMoveResizeWindow(self, win, gravity=0, x=None, y=None, w=None, h=None):
 """ Set the property _NET_MOVERESIZE_WINDOW to move or resize the given window. Flags are automatically calculated if x, y, w or h are defined. :param win: the window object :param gravity: gravity (one of the Xlib.X.*Gravity constant or 0) :param x: int or None :param y: int or None :param w: int or None :param h: int or None """

        # indicate source (application)
        gravity_flags = gravity | 0b0000100000000000
        if x is None:
            x = 0
        else:
            gravity_flags = gravity_flags | 0b0000010000000000
        if y is None:
            y = 0
        else:
            gravity_flags = gravity_flags | 0b0000001000000000
        if w is None:
            w = 0
        else:
            gravity_flags = gravity_flags | 0b0000000100000000
        if h is None:
            h = 0
        else:
            gravity_flags = gravity_flags | 0b0000000010000000
        self._setProperty('_NET_MOVERESIZE_WINDOW',
                          [gravity_flags, x, y, w, h], win)