Python – Read XML file (DOM Example)
In this example, we will show you how to read an XML file and print out its values, via Python xml.dom.minidom
.
1. XML File
A simple XML file, later parse it with Python minidom
.
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 Example 1
A simple Python minidom
example.
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))
Output
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 Example 2
Yet another minidom
example.
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)))
Output
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
mkyong,
thank you. Finally a library for parsing XML with a tutorial I could understand.
am hitting “IndexError: list index out of range” error @ line 6 while executing above example1
I do not like your tutorial, sorry
Thank you for this tutorial. Very nice for starting!
Hi ,
Using minidom Is is possible to print the element names?
I mean the output as below:
name
staff
nickname
Salary
Nice Post ..!!..!!!!!!!!!!!!!!