group={"北京":[], "浙江":[], "上海":[], "湖北":[], "河北":[], "四川":[]}for i in list1:if "北京" in i[1]:group["北京"].append(i)elif "浙江" in i[1]:group["浙江"] .append(i)elif "上海" in i[1]:group["上海"] .append(i)elif "河北" in i[1]:group["河北"] .append(i)elif "湖北" in i[1]:group["湖北"] .append(i)else:group["四川"].append(i)for k in group:print(k,end="\n")print(group[k],end="\n")