hash.py

import redis    
    
r = redis.StrictRedis(host='localhost')    
r.delete('queue')    
    
# Add work into queue    
print r.hset('queue', 'file1.mp4', 'will be processed on machine A')    
# return value will be 1 - a new value    
    
# Another machine tries to add same work    
print r.hset('queue', 'file1.mp4', 'will be processed on machine B')    
# return value will be 0 - duplicated    
    
# Then, tries to add other work    
print r.hset('queue', 'file2.mp4', 'will be processed on machine B')    
# return value will be 1 - a new value    
    
# Machine A finished file1.mp4    
print r.hdel('queue', 'file1.mp4')    
# return value will be 1 - deleted    
    
# Get all jobs from queue    
print r.hgetall('queue')