python parse xml

时间：2010-05-12 来源：terry-xcb

#!/usr/bin/python import sys
from xml.dom import minidom def findNode( in_parent, in_nodeName):
    """
    check wether the child node exist from paraent xml tree
    """
    if in_parent:
        for node in in_parent.childNodes:
            if node.nodeType == node.ELEMENT_NODE:
                if node.nodeName == in_nodeName:
                    return node if __name__=="__main__":
    xml_fd   = minidom.parse('./b.xml')     TargetBD = findNode(xml_fd, 'TargetBD')     if(TargetBD == None):
       sys.exit(0)     softwareReleaseVersion = TargetBD.getAttribute('softwareReleaseVersion')
    commandScriptName = TargetBD.getAttribute('commandScriptName')
    buildDescriptorId = TargetBD.getAttribute('buildDescriptorId')     print softwareReleaseVersion
    print commandScriptName
    print buildDescriptorId     buildElement = findNode(TargetBD, 'buildElement')
    if(buildElement == None):
       sys.exit(0)     ElementCounts = TargetBD.getElementsByTagName("buildElement")
    for element in ElementCounts:
        softwareReleaseType = element.getAttribute('softwareReleaseType')
        softwareReleaseId = element.getAttribute('softwareReleaseId')
        softwareArchiveName = element.getAttribute('softwareArchiveName')
        print softwareReleaseType
        print softwareReleaseId
        print softwareArchiveName
======================================================================== xml ================================ <?xml version="1.0" encoding="UTF-8"?>
<TargetBD softwareReleaseVersion='Q3 1.2-0 RNXENVQ3 1.2-0' buildDescriptorId='Q3 1.2-0 RNXENVQ3 1.2-0 Q3060602' commandScriptName='SCRIPT.ZIP'> <buildElement softwareReleaseType='Full Release' softwareReleaseId='Q3060600' softwareArchiveName='Q3060600.ZIP' softwareReleaseDate='18/09/2007' newFlag='.T.'>
</buildElement> <buildElement softwareReleaseType='Change Delivery' softwareReleaseId='Q3060601' softwareArchiveName='Q3060601.ZIP' softwareReleaseDate='20/09/2007' newFlag='T'>
</buildElement> <buildElement softwareReleaseType='Change Delivery' softwareReleaseId='Q3060602' softwareArchiveName='Q3060602.ZIP' softwareReleaseDate='26/09/2007' newFlag='T'>
</buildElement> </TargetBD>