python?利用lxml?解析xml文件

python 利用lxml 解析xml文件

#!/usr/bin/python
#--*--coding:UTF-8--*--
from lxml import etree
import re

def operationXML(xml_file,lastModparentNode,lastModChildNode=[]):
    try:
        parentNode = ""
        allChildNodes = []
        doc = etree.ElementTree(file = xml_file)
        root = doc.getroot();
        ns = getNameSpace(doc)
        if ns != None:
            parentNode = root.findall(ns+lastModparentNode,namespaces = None)
        else:
            parentNode = root.findall(lastModparentNode,namespaces = None)
        if parentNode == None or len(parentNode) == 0:
            print ("%s is emtpy"%(xml_file))
        else:
            for node_contents in parentNode:
                childNode=[]
                if len(lastModChildNode)!=0:
                    for childeNode in lastModChildNode:
                        node_text =""
                        if ns== None:
                            node_text = node_contents.find(childeNode)
                        else:
                            node_text = node_contents.find(ns+childeNode)
                        childNode.append(node_text.text)
                else:
                    for childAll in list(node_contents):
                        childNode.append(childAll.text)
                allChildNodes.append(childNode)
            print allChildNodes
    except Exception,e:
        print e

#根据doc获得namespaces
def getNameSpace(doc):
    ns = None
    try:
        root = doc.getroot()
        r = re.compile('({.+})')
        if r.search(root.tag)!=None:
            ns = r.search(root.tag).group(1)
    except Exception, e:
        print e
    return ns

if __name__ =="__main__":
    """
        xml的内容如下：(目前中文会乱码 )



                    xiaozhao
                    m
                    30


                    zhao
                    boy
                    12


    """
    operationXML("D:/a.xml", "employee",["name"])

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