この例では、XMLファイルを読み込み、その値をPythonの `xml.dom.minidom`を介して出力する方法を示します。

1. XMLファイル

単純なXMLファイルで、後でPythonの `minidom`で解析します。

staff.xml

<?xml version="1.0"?>
<company>
    <name>Mkyong Enterprise</name>
    <staff id="1001">
        <nickname>mkyong</nickname>
        <salary>100,000</salary>
    </staff>
    <staff id="1002">
        <nickname>yflow</nickname>
        <salary>200,000</salary>
    </staff>
    <staff id="1003">
        <nickname>alex</nickname>
        <salary>20,000</salary>
    </staff>
</company>

2. DOMの例1

単純なPythonの `minidom`の例です。

dom-example.py

from xml.dom import minidom

doc = minidom.parse("staff.xml")

# doc.getElementsByTagName returns NodeList
name = doc.getElementsByTagName("name")[0]print(name.firstChild.data)

staffs = doc.getElementsByTagName("staff")
for staff in staffs:
        sid = staff.getAttribute("id")
        nickname = staff.getElementsByTagName("nickname")[0]        salary = staff.getElementsByTagName("salary")[0]        print("id:%s, nickname:%s, salary:%s" %
              (sid, nickname.firstChild.data, salary.firstChild.data))

出力

Mkyong Enterprise
id:1001, nickname:mkyong, salary:100,000
id:1002, nickname:yflow, salary:200,000
id:1003, nickname:alex, salary:20,000

3. DOMの例2

さらに別の `minidom`の例です。

dom-example2.py

from xml.dom import minidom

doc = minidom.parse("staff.xml")

def getNodeText(node):

    nodelist = node.childNodes
    result =[]    for node in nodelist:
        if node.nodeType == node.TEXT__NODE:
            result.append(node.data)
    return ''.join(result)

name = doc.getElementsByTagName("name")[0]print("Node Name : %s" % name.nodeName)
print("Node Value : %s \n" % getNodeText(name))


staffs = doc.getElementsByTagName("staff")
for staff in staffs:
        sid = staff.getAttribute("id")
        nickname = staff.getElementsByTagName("nickname")[0]        salary = staff.getElementsByTagName("salary")[0]        print("id:%s, nickname:%s, salary:%s" %
              (sid, getNodeText(nickname), getNodeText(salary)))

出力

Node Name : name
Node Value : Mkyong Enterprise

id:1001, nickname:mkyong, salary:100,000
id:1002, nickname:yflow, salary:200,000
id:1003, nickname:alex, salary:20,000

4.プロジェクトデモ