# import xml.etree.ElementTree as et # xml_tree=et.parse("xml1.xml") # root=xml_tree.getroot() # print(root.tag) # 只遍历XML的文档 # for chid in root: # print(chid.tag,chid.attrib) # for sun in chid: # print(sun.tag,sun.text) # 只遍历year的节点 # for node in root.iter("year"): # print(node.tag,node.text) # import xml.etree.ElementTree as et # # # 修改year节点 # et_tree=et.parse("xml1.xml") # root=et_tree.getroot() # # for node in root.iter("year"): # print(node.tag,node.text) # new_year=int(node.text)+1 # node.text=str(new_year) # # node.set("update2","yes") # et_tree.write("xml2.xml") #删除节点 # import xml.etree.ElementTree as et # tree=et.parse("xml2.xml") # root=tree.getroot() # print(root.tag) # for guojia in root.findall("country"): # rank1=int(guojia.find("rank").text) # print(rank1) # if rank1>50: # root.remove(guojia) # # tree.write("xml3.xml") #创建XML import xml.etree.cElementTree as et xml4 = et.Element("name_list") name=et.SubElement(xml4,"name",attrib={"enrolled":"yes"}) age=et.SubElement(name,"age",attrib={"chked":"no"}) age.text="20" sex=et.SubElement(name,"sex") sex.text="man" name2=et.SubElement(xml4,"name2",attrib={"enrolled":"no"}) age=et.SubElement(name2,"age",) age.text="20" ET=et.ElementTree(xml4) #生成XML文档 ET.write("xml4.xml",encoding="utf-8",xml_declaration=True)#写入xml4的xml文件 et.dump(xml4) #打印xml文档