Parsing a large file, looking for matching lines
File Handling example from a Well House Consultants training course
More on File Handling [link]
Source code: dmoz.py Module: Y110
# Typical data format:
# <ExternalPage about="http://us.imdb.com/Title?0205725">
# <d:Title>IMDb: Farewell, Home Sweet Home</d:Title>
repage = re.compile(r'<ExternalPage about="(.*\.ox\.ac\.uk.*)">')
title = re.compile(r'<.*>(.*)<.*>')
info = open("content.rdf.u8")
oxsites = 0
record = info.readline()
if record == "": break
mob = repage.findall(record)
ttl = title.findall(info.readline())
print mob+"\n "+ttl
oxsites += 1
print "Total of",oxsites,"sites"
Learn about this subject
This module and example are covered on the following public courses:
* Learning to program in Python
* Python Programming
Also available on on site courses for larger groups
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This example comes from our "File Handling" training module. You'll find a description of the topic and some other closely related examples on the "File Handling" module index page.
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