python生成xml，如何把头写成<?xml version="1.0"?>

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python生成xml，如何把头写成<?xml version="1.0"?>,第1张

tree.write('createxml.xml',xml_declaration=True, encoding='utf-8', method="xml")

root = ET.Element('bookstore')

tree = ET.ElementTree()

tree._setroot(root）

child0 = ET.Element('book',{'category':"COOKING"})

root.append(child0)

child00 = ET.Element('title',{'language':"English"})

child00.text='Everyday Italian'

child0.append(child00)

tree.write('createxml.xml','utf-8')

#encoding:utf-8

'''

根据一个给定的XML Schema，使用DOM树的形式从空白文件生成一个XML。

'''

from xml.dom.minidom import Document

doc = Document() #创建DOM文档对象

bookstore = doc.createElement('bookstore') #创建根元素

bookstore.setAttribute('xmlns:xsi',"http://www.w3.org/2001/XMLSchema-instance")#设置命名空间

bookstore.setAttribute('xsi:noNamespaceSchemaLocation','bookstore.xsd')#引用本地XML Schema

doc.appendChild(bookstore)

############book:Python处理XML之Minidom################

book = doc.createElement('book')

book.setAttribute('genre','XML')

bookstore.appendChild(book)

tree.write('createxml.xml',xml_declaration=True, encoding='utf-8', method="xml")

root = ET.Element('bookstore')

tree = ET.ElementTree()

tree._setroot(root）

child0 = ET.Element('book',{'category':"COOKING"})

root.append(child0)

child00 = ET.Element('title',{'language':"English"})

child00.text='Everyday Italian'

child0.append(child00)

tree.write('createxml.xml','utf-8')