Run the experiment locally.

def debug(verbose):
    """Run the experiment locally."""
    (id, tmp) = setup_experiment(debug=True, verbose=verbose)

    # Drop all the tables from the database.
    db.init_db(drop_all=True)

    # Switch to the temporary directory.
    cwd = os.getcwd()
    os.chdir(tmp)

    # Load psiTurk configuration.
    config = PsiturkConfig()
    config.load_config()

    # Set the mode to debug.
    config.set("Experiment Configuration", "mode", "debug")
    config.set("Shell Parameters", "launch_in_sandbox_mode", "true")
    config.set(
        "Server Parameters",
        "logfile",
        os.path.join(cwd, config.get("Server Parameters", "logfile")))

    # Swap in the HotAirRecruiter
    os.rename("wallace_experiment.py", "wallace_experiment_tmp.py")
    with open("wallace_experiment_tmp.py", "r+") as f:
        with open("wallace_experiment.py", "w+") as f2:
            f2.write("from wallace.recruiters import HotAirRecruiter\n")
            for idx, line in enumerate(f):
                if re.search("\s*self.recruiter = (.*)", line):
                    p = line.partition("self.recruiter =")
                    f2.write(p[0] + p[1] + ' HotAirRecruiter\n')
                else:
                    f2.write(line)

    os.remove("wallace_experiment_tmp.py")

    # Set environment variables.
    aws_vars = ['aws_access_key_id', 'aws_secret_access_key', 'aws_region']
    for var in aws_vars:
        if var not in os.environ:
            os.environ[var] = config.get('AWS Access', var)

    pt_vars = ['psiturk_access_key_id', 'psiturk_secret_access_id']
    for var in pt_vars:
        if var not in os.environ:
            os.environ[var] = config.get('psiTurk Access', var)

    if "HOST" not in os.environ:
        os.environ["HOST"] = config.get('Server Parameters', 'host')

    # Start up the local server
    log("Starting up the server...")

    # Try opening the psiTurk shell.
    try:
        p = pexpect.spawn("psiturk")
        p.expect_exact("]$")
        p.sendline("server on")
        p.expect_exact("Experiment server launching...")

        # Launche the experiment.
        time.sleep(4)

        host = config.get("Server Parameters", "host")
        port = config.get("Server Parameters", "port")

        subprocess.call(
            'curl --data "" http://{}:{}/launch'.format(host, port),
            shell=True)

        log("Here's the psiTurk shell...")
        p.interact()

    except Exception:
        click.echo("\nCouldn't open psiTurk shell. Internet connection okay?")

    log("Completed debugging of experiment " + id + ".")
    os.chdir(cwd)