sample-results.txt

$ python3 search.py
> ice cream
Saturday Night Live
San Miguel Beermen
Android (operating system)
Durham, North Carolina
Pharrell Williams
New England
Guanajuato
Lafayette, Louisiana
Ithaca, New York
East Lansing, Michigan
Dutch language
Duluth, Minnesota
> Darth Vader
Star Wars
John Williams
Dick Cheney
Suzuki
PlayStation Portable
New York Stock Exchange
Monday Night Football
Minnesota Twins
Garth Brooks
Film score
Disneyland
Bugs Bunny
> wicked stepmother
Bette Davis
> search engine
Google
Android (operating system)
Yahoo!
Firefox
Wikipedia
Windows Phone
MSN
Jimmy Wales
Internet Explorer
Fair use
Talmud
Irish Examiner

search.py

#!/bin/env python3
# search.py - the dumbest search engine, lol
# To get the data you'd have to use with this:
#     wget https://www.dropbox.com/s/lv44vyl8ia46llx/sample.tar.bz2
#     tar xvjf sample.tar.bz2

import os
DIR = "./sample"

files = [os.path.join(DIR, filename) for filename in os.listdir(DIR)]
def handle_query(query):
    query = query.lower()
    results = []
    for doc in files:
        with open(doc) as f:
            title = f.readline().strip()
            body = f.read().lower()

        score = 0
        if query in title.lower():
            score += 2
        score += body.count(query)

        if score > 0:
            results.append((score, title))

    results.sort(reverse=True)
    del results[12:]
    for score, title in results:
        print(title)
            

while True:
    query = input("> ").strip()
    if query:
        handle_query(query)