我编写了下面的代码来创建中等大小的XML文件,其中我将在循环中创建节点。
import xml.etree.cElementTree as ET
number = 0
def xml_write(number,doc):
ET.SubElement(doc, "extra-TextID", used="true").text = ""+str(number) ##in each loop number will be changed from 0 to 9
while number != 10:
doc = ET.Element("message")
xml_write(number,doc)
tree = ET.ElementTree(doc)
tree.write('XML_file.xml')
number = number + 1但是,运行上面的代码,我只得到最后一个节点,即在最后一行中有"9“。数据正在文件中被替换。如何将其附加,以便在每个节点中得到包含0到9的所有节点。
<?xml version="1.0"?>
-<message>
<source>Rain</source>
<translations language="Dev">Cyclone</translations>
<extra-TextID used="true">9</extra-TextID>
<message>我需要获得xml文件,如:
<?xml version="1.0"?>
-<message>
<source>Rain</source>
<translations language="Dev">Cyclone</translations>
<extra-TextID used="true">0</extra-TextID>
<message>
<?xml version="1.0"?>
-<message>
<source>Rain</source>
<translations language="Dev">Cyclone</translations>
<extra-TextID used="true">1</extra-TextID>
<message>
<?xml version="1.0"?>
-<message>
<source>Rain</source>
<translations language="Dev">Cyclone</translations>
<extra-TextID used="true">3</extra-TextID>
<message>
.
.
.
<?xml version="1.0"?>
-<message>
<source>Rain</source>
<translations language="Dev">Cyclone</translations>
<extra-TextID used="true">9</extra-TextID>
<message>发布于 2017-01-09 14:25:35
ElementTree库不会转储包含多个根元素的XML。如果您希望XML文件中有这种类型的输出,请手动追加生成的元素:
with open('XML_file.xml', 'wb') as f:
while number != 10:
doc = ET.Element("message")
xml_write(number, doc)
f.write(ET.tostring(doc, method="xml"))
number += 1https://stackoverflow.com/questions/41549911
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