Accessing Child Nodes : DOM « XML « Python Tutorial






  1. Python Tutorial
  2. XML
  3. DOM
from xml.dom import minidom

xmldoc = minidom.parse('emails.xml')

cNodes = xmldoc.childNodes

print cNodes[0].toxml()

nList = cNodes[1].getElementsByTagName("to")
for node in nList:
    eList = node.getElementsByTagName("addr")
    for e in eList:
        print e.toxml()

nList = cNodes[1].getElementsByTagName("from")
for node in nList:
    eList = node.getElementsByTagName("addr")
    for e in eList:
        print e.toxml()

def printNodes (nList, level):
    for node in nList:
        print ("  ")*level, node.nodeName, node.nodeValue
        printNodes(node.childNodes, level+1)

printNodes(xmldoc.childNodes, 0)








20.2.DOM
20.2.1.Processing XML
20.2.2.Accessing Child Nodes
20.2.3.Accessing Element Attributes
20.2.4.Adding a Node to a DOM Tree
20.2.5.Removing a Node from a DOM Tree
20.2.6.Parsing XML
20.2.7.Getting Child Nodes
20.2.8.toxml Works on Any Node
20.2.9.Child Nodes Can Be Text
20.2.10.All the Way to Text
20.2.11.Searching for XML Elements
20.2.12.Every Element Is Searchable
20.2.13.Searching Is Actually Recursive
20.2.14.Parsing XML from a File
20.2.15.Parsing XML from a URL
20.2.16.Parsing XML from a String
20.2.17.Class Names of Parsed XML Objects
20.2.18.Generating XML with DOM
20.2.19.Parsing Sample with DOM
20.2.20.Tree Generation with DOM