def launch_simulation(scenario_id):
cmd_call = ["python3", "-u", get_script_path(), str(scenario_id), "--extract-data"]
threads = request.args.get("threads", None)
if threads is not None:
cmd_call.extend(["--threads", str(threads)])
proc = Popen(cmd_call, stdout=PIPE, stderr=PIPE, start_new_session=True)
entry = SimulationState(scenario_id, proc)
state.add(entry)
return jsonify(entry.as_dict())
def launch_simulation(scenario_id, threads=None, solver=None):
cmd = [
sys.executable,
"-u",
get_script_path(),
str(scenario_id),
"--extract-data",
]
if threads is not None:
cmd.extend(["--threads", str(threads)])
if solver is not None:
cmd.extend(["--solver", solver])
new_env = os.environ.copy()
new_env["PYTHONPATH"] = str(Path(__file__).parent.parent.parent.absolute())
proc = Popen(cmd, stdout=PIPE, stderr=PIPE, start_new_session=True, env=new_env)
entry = SimulationState(scenario_id, proc)
state.add(entry)
return entry.as_dict()
def test_scenario_state_serializable(test_proc):
entry = SimulationState(123, test_proc)
keys = entry.as_dict().keys()
assert "proc" not in keys
assert all(["listener" not in k for k in keys])
def test_scenario_state_refresh(test_proc):
entry = SimulationState(123, test_proc)
entry.as_dict()
assert entry.output == ["foo"]
assert entry.errors == []
def test_scenario_state_refresh(test_proc):
entry = SimulationState(123, test_proc)
time.sleep(0.4) # mitigate race condition
entry.as_dict()
assert entry.output == ["foo"]
assert entry.errors == []