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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 activate(self, title, switchDesktop=False, matchClass=False):
 """ Activate the specified window, giving it input focus Usage: C{window.activate(title, switchDesktop=False, matchClass=False)} If switchDesktop is False (default), the window will be moved to the current desktop and activated. Otherwise, switch to the window's current desktop and activate it there. @param title: window title to match against (as case-insensitive substring match) @param switchDesktop: whether or not to switch to the window's current desktop @param matchClass: if True, match on the window class instead of the title """

        if switchDesktop:
            args = ["-a", title]
        else:
            args = ["-R", title]
        if matchClass:
            args += ["-x"]
        self._run_wmctrl(args)