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在SelectMultipleiPython 的小部件中,是否可以不选择任何内容(或取消选择所有内容)?文档中似乎没有类似的选项。
SelectMultiple
将 .value 属性设置为一个空元组
def clear_search_vals(b): tester_sel.value = () temp_sel.value=() site_sel.value=() pass_num_sel.value=()