def run_session(self, session_config_name, num_participants, case_number):
self.close_existing_session()
secret_code = get_admin_secret_code()
browser_process = self.launch_browser(num_participants, secret_code)
row_fmt = "{:<%d} {:>2} participants..." % (self.max_name_length + 1)
sys.stdout.write(row_fmt.format(session_config_name, num_participants))
session_code = self.create_bb_session(
session_config_name=session_config_name,
num_participants=num_participants,
case_number=case_number,
)
time_spent = self.websocket_listen(session_code, num_participants)
sys.stdout.write('...finished in {} seconds\n'.format(time_spent))
# TODO:
# - if Chrome/FF is already running when the browser is launched,
# this does nothing.
# also, they report a crash (in Firefox it blocks the app from
# starting again), in Chrome it's just a side notice
browser_process.terminate()
return time_spent
import otree.constants
from otree.channels.utils import auto_advance_group
from otree.common import (
random_chars_8,
random_chars_10,
get_admin_secret_code,
get_app_label_from_name,
FieldTrackerWithVarsSupport,
)
from otree.db import models
from otree.models_concrete import RoomToSession
import otree.db.idmap
logger = logging.getLogger('otree')
ADMIN_SECRET_CODE = get_admin_secret_code()
class Session(models.OTreeModel):
class Meta:
app_label = "otree"
# if i don't set this, it could be in an unpredictable order
ordering = ['pk']
_ft = FieldTrackerWithVarsSupport()
vars: dict = models._PickleField(default=dict)
config: dict = models._PickleField(default=dict, null=True)
# label of this session instance
label = models.CharField(max_length=300,
null=True,