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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 search_windows( self, winname=None, winclass=None, winclassname=None, pid=None, only_visible=False, screen=None, require=False, searchmask=0, desktop=None, limit=0, max_depth=-1):
 """ Search for windows. :param winname: Regexp to be matched against window name :param winclass: Regexp to be matched against window class :param winclassname: Regexp to be matched against window class name :param pid: Only return windows from this PID :param only_visible: If True, only return visible windows :param screen: Search only windows on this screen :param require: If True, will match ALL conditions. Otherwise, windows matching ANY condition will be returned. :param searchmask: Search mask, for advanced usage. Leave this alone if you don't kwnow what you are doing. :param limit: Maximum number of windows to list. Zero means no limit. :param max_depth: Maximum depth to return. Defaults to -1, meaning "no limit". :return: A list of window ids matching query. """

        windowlist_ret = ctypes.pointer(window_t(0))
        nwindows_ret = ctypes.c_uint(0)

        search = xdo_search_t(searchmask=searchmask)

        if winname is not None:
            search.winname = winname
            search.searchmask |= SEARCH_NAME

        if winclass is not None:
            search.winclass = winclass
            search.searchmask |= SEARCH_CLASS

        if winclassname is not None:
            search.winclassname = winclassname
            search.searchmask |= SEARCH_CLASSNAME

        if pid is not None:
            search.pid = pid
            search.searchmask |= SEARCH_PID

        if only_visible:
            search.only_visible = True
            search.searchmask |= SEARCH_ONLYVISIBLE

        if screen is not None:
            search.screen = screen
            search.searchmask |= SEARCH_SCREEN

        if screen is not None:
            search.screen = desktop
            search.searchmask |= SEARCH_DESKTOP

        search.limit = limit
        search.max_depth = max_depth

        _libxdo.xdo_search_windows(
            self._xdo, search,
            ctypes.byref(windowlist_ret),
            ctypes.byref(nwindows_ret))

        return [windowlist_ret[i] for i in range(nwindows_ret.value)]