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import redis
import tasks
from json import loads, dumps
import socket
import os

def run():
    hostname = socket.gethostname()
    if hostname == 'debian':
        q = redis.Redis(unix_socket_path='/var/run/redis/redis.sock')
        os.environ['OMP_NUM_THREADS'] = '8'
    elif hostname == 'gomez':
        q = redis.Redis(host='debian')
        os.environ['OMP_NUM_THREADS'] = '4'
    while True:
        f, args = loads(q.blpop("tasks")[1].decode('utf-8'))
        getattr(tasks, f)(*args)
        if f == "build_portfolio":
            q.rpush("tasks",  dumps(("build_scenarios", args)))
        if f == "build_scenarios":
            q.rpush("tasks", dumps(("generate_scenarios", args[:-1])))

if __name__=="__main__":
    run()