Lab: Semantic Lifting - XML

Lab 10: Semantic Lifting - XML

Link to Discord server

https://discord.gg/t5dgPrK

Topics

Today's topic involves lifting data in XML format into RDF. XML stands for Extensible Markup Language and is used to... The goal is for you to learn an example of how we can convert unsemantic data into RDF.

Tasks

Task 1

Task 2

Task 3

Code to Get Started

from rdflib import Graph, Literal, Namespace, URIRef
from rdflib.namespace import RDF, XSD
import xml.etree.ElementTree as ET
import requests
import re

g = Graph()
ex = Namespace("http://example.org/")
prov = Namespace("http://www.w3.org/ns/prov#")
g.bind("ex", ex)
g.bind("ex", prov)


# url of rss feed
url = 'http://feeds.bbci.co.uk/news/rss.xml'

# creating HTTP response object from given url
resp = requests.get(url)

# saving the xml file
with open('test.xml', 'wb') as f:
    f.write(resp.content)

Hints Replacing characters with Dataframe:

Useful Reading

XML-parsing-python by geeksforgeeks.org