def _default_on_error(request, exception):
excepthook(exception.__class__, exception, sys.exc_info()[2])
return Response(status=500,
body=to_byte(
formatter.format_exception(exception.__class__,
exception,
sys.exc_info()[2])))
def _exception_handler(e):
better_exceptions.excepthook(e.error.exc_type, e.error.exc_val, e.error.exc_tb)
user_system_log.error(e.error)
if not is_user_exc(e.error.exc_val):
code = const.EXIT_CODE.EXIT_INTERNAL_ERROR
system_log.exception(_(u"strategy execute exception"))
else:
code = const.EXIT_CODE.EXIT_USER_ERROR
user_detail_log.exception(_(u"strategy execute exception"))
return code
def run(config, source_code=None):
env = Environment(config)
persist_helper = None
init_succeed = False
mod_handler = ModHandler()
try:
env.set_strategy_loader(FileStrategyLoader(
) if source_code is None else SourceCodeStrategyLoader())
env.set_global_vars(GlobalVars())
mod_handler.set_env(env)
mod_handler.start_up()
if not env.data_source:
env.set_data_source(BaseDataSource(config.base.data_bundle_path))
env.set_data_proxy(DataProxy(env.data_source))
Scheduler.set_trading_dates_(env.data_source.get_trading_calendar())
scheduler = Scheduler(config.base.frequency)
mod_scheduler._scheduler = scheduler
env._universe = StrategyUniverse()
_adjust_start_date(env.config, env.data_proxy)
_validate_benchmark(env.config, env.data_proxy)
broker = env.broker
assert broker is not None
env.portfolio = broker.get_portfolio()
env.benchmark_portfolio = create_benchmark_portfolio(env)
event_source = env.event_source
assert event_source is not None
bar_dict = BarMap(env.data_proxy, config.base.frequency)
env.set_bar_dict(bar_dict)
if env.price_board is None:
from .core.bar_dict_price_board import BarDictPriceBoard
env.price_board = BarDictPriceBoard(bar_dict)
ctx = ExecutionContext(const.EXECUTION_PHASE.GLOBAL)
ctx._push()
# FIXME
start_dt = datetime.datetime.combine(config.base.start_date,
datetime.datetime.min.time())
env.calendar_dt = start_dt
env.trading_dt = start_dt
env.event_bus.publish_event(Event(EVENT.POST_SYSTEM_INIT))
scope = create_base_scope()
scope.update({"g": env.global_vars})
apis = api_helper.get_apis(config.base.account_list)
scope.update(apis)
scope = env.strategy_loader.load(
env.config.base.strategy_file
if source_code is None else source_code, scope)
if env.config.extra.enable_profiler:
enable_profiler(env, scope)
ucontext = StrategyContext()
user_strategy = Strategy(env.event_bus, scope, ucontext)
scheduler.set_user_context(ucontext)
if not config.extra.force_run_init_when_pt_resume:
with run_with_user_log_disabled(disabled=config.base.resume_mode):
user_strategy.init()
if config.extra.context_vars:
for k, v in six.iteritems(config.extra.context_vars):
setattr(ucontext, k, v)
if config.base.persist:
persist_provider = env.persist_provider
persist_helper = PersistHelper(persist_provider, env.event_bus,
config.base.persist_mode)
persist_helper.register('core', CoreObjectsPersistProxy(scheduler))
persist_helper.register('user_context', ucontext)
persist_helper.register('global_vars', env.global_vars)
persist_helper.register('universe', env._universe)
if isinstance(event_source, Persistable):
persist_helper.register('event_source', event_source)
persist_helper.register('portfolio', env.portfolio)
if env.benchmark_portfolio:
persist_helper.register('benchmark_portfolio',
env.benchmark_portfolio)
for name, module in six.iteritems(env.mod_dict):
if isinstance(module, Persistable):
persist_helper.register('mod_{}'.format(name), module)
# broker will restore open orders from account
if isinstance(broker, Persistable):
persist_helper.register('broker', broker)
persist_helper.restore()
env.event_bus.publish_event(Event(EVENT.POST_SYSTEM_RESTORED))
init_succeed = True
# When force_run_init_when_pt_resume is active,
# we should run `init` after restore persist data
if config.extra.force_run_init_when_pt_resume:
assert config.base.resume_mode == True
with run_with_user_log_disabled(disabled=False):
user_strategy.init()
from .core.executor import Executor
Executor(env).run(bar_dict)
if env.profile_deco:
output_profile_result(env)
result = mod_handler.tear_down(const.EXIT_CODE.EXIT_SUCCESS)
system_log.debug(_(u"strategy run successfully, normal exit"))
return result
except CustomException as e:
if init_succeed and env.config.base.persist and persist_helper:
persist_helper.persist()
user_detail_log.exception(_(u"strategy execute exception"))
user_system_log.error(e.error)
better_exceptions.excepthook(e.error.exc_type, e.error.exc_val,
e.error.exc_tb)
mod_handler.tear_down(const.EXIT_CODE.EXIT_USER_ERROR, e)
except Exception as e:
if init_succeed and env.config.base.persist and persist_helper:
persist_helper.persist()
exc_type, exc_val, exc_tb = sys.exc_info()
user_exc = create_custom_exception(exc_type, exc_val, exc_tb,
config.base.strategy_file)
better_exceptions.excepthook(exc_type, exc_val, exc_tb)
user_system_log.error(user_exc.error)
code = const.EXIT_CODE.EXIT_USER_ERROR
if not is_user_exc(exc_val):
system_log.exception(_(u"strategy execute exception"))
code = const.EXIT_CODE.EXIT_INTERNAL_ERROR
else:
user_detail_log.exception(_(u"strategy execute exception"))
mod_handler.tear_down(code, user_exc)
def process_exception(self, request, exception):
excepthook(exception.__class__, exception, sys.exc_info()[2])
return None
def run(config, source_code=None):
env = Environment(config)
persist_helper = None
init_succeed = False
mod_handler = ModHandler()
try:
env.set_strategy_loader(FileStrategyLoader() if source_code is None else SourceCodeStrategyLoader())
env.set_global_vars(GlobalVars())
mod_handler.set_env(env)
mod_handler.start_up()
if not env.data_source:
env.set_data_source(BaseDataSource(config.base.data_bundle_path))
env.set_data_proxy(DataProxy(env.data_source))
Scheduler.set_trading_dates_(env.data_source.get_trading_calendar())
scheduler = Scheduler(config.base.frequency)
mod_scheduler._scheduler = scheduler
env._universe = StrategyUniverse()
_adjust_start_date(env.config, env.data_proxy)
_validate_benchmark(env.config, env.data_proxy)
broker = env.broker
assert broker is not None
env.portfolio = broker.get_portfolio()
env.benchmark_portfolio = create_benchmark_portfolio(env)
event_source = env.event_source
assert event_source is not None
bar_dict = BarMap(env.data_proxy, config.base.frequency)
env.set_bar_dict(bar_dict)
if env.price_board is None:
from .core.bar_dict_price_board import BarDictPriceBoard
env.price_board = BarDictPriceBoard(bar_dict)
ctx = ExecutionContext(const.EXECUTION_PHASE.GLOBAL)
ctx._push()
# FIXME
start_dt = datetime.datetime.combine(config.base.start_date, datetime.datetime.min.time())
env.calendar_dt = start_dt
env.trading_dt = start_dt
env.event_bus.publish_event(Event(EVENT.POST_SYSTEM_INIT))
scope = create_base_scope()
scope.update({
"g": env.global_vars
})
apis = api_helper.get_apis(config.base.account_list)
scope.update(apis)
scope = env.strategy_loader.load(env.config.base.strategy_file if source_code is None else source_code, scope)
if env.config.extra.enable_profiler:
enable_profiler(env, scope)
ucontext = StrategyContext()
user_strategy = Strategy(env.event_bus, scope, ucontext)
scheduler.set_user_context(ucontext)
if not config.extra.force_run_init_when_pt_resume:
with run_with_user_log_disabled(disabled=config.base.resume_mode):
user_strategy.init()
if config.extra.context_vars:
for k, v in six.iteritems(config.extra.context_vars):
setattr(ucontext, k, v)
if config.base.persist:
persist_provider = env.persist_provider
persist_helper = PersistHelper(persist_provider, env.event_bus, config.base.persist_mode)
persist_helper.register('core', CoreObjectsPersistProxy(scheduler))
persist_helper.register('user_context', ucontext)
persist_helper.register('global_vars', env.global_vars)
persist_helper.register('universe', env._universe)
if isinstance(event_source, Persistable):
persist_helper.register('event_source', event_source)
persist_helper.register('portfolio', env.portfolio)
if env.benchmark_portfolio:
persist_helper.register('benchmark_portfolio', env.benchmark_portfolio)
for name, module in six.iteritems(env.mod_dict):
if isinstance(module, Persistable):
persist_helper.register('mod_{}'.format(name), module)
# broker will restore open orders from account
if isinstance(broker, Persistable):
persist_helper.register('broker', broker)
persist_helper.restore()
env.event_bus.publish_event(Event(EVENT.POST_SYSTEM_RESTORED))
init_succeed = True
# When force_run_init_when_pt_resume is active,
# we should run `init` after restore persist data
if config.extra.force_run_init_when_pt_resume:
assert config.base.resume_mode == True
with run_with_user_log_disabled(disabled=False):
user_strategy.init()
from .core.executor import Executor
Executor(env).run(bar_dict)
if env.profile_deco:
output_profile_result(env)
result = mod_handler.tear_down(const.EXIT_CODE.EXIT_SUCCESS)
system_log.debug(_(u"strategy run successfully, normal exit"))
return result
except CustomException as e:
if init_succeed and env.config.base.persist and persist_helper:
persist_helper.persist()
user_detail_log.exception(_(u"strategy execute exception"))
user_system_log.error(e.error)
better_exceptions.excepthook(e.error.exc_type, e.error.exc_val, e.error.exc_tb)
mod_handler.tear_down(const.EXIT_CODE.EXIT_USER_ERROR, e)
except Exception as e:
if init_succeed and env.config.base.persist and persist_helper:
persist_helper.persist()
exc_type, exc_val, exc_tb = sys.exc_info()
user_exc = create_custom_exception(exc_type, exc_val, exc_tb, config.base.strategy_file)
better_exceptions.excepthook(exc_type, exc_val, exc_tb)
user_system_log.error(user_exc.error)
code = const.EXIT_CODE.EXIT_USER_ERROR
if not is_user_exc(exc_val):
system_log.exception(_(u"strategy execute exception"))
code = const.EXIT_CODE.EXIT_INTERNAL_ERROR
else:
user_detail_log.exception(_(u"strategy execute exception"))
mod_handler.tear_down(code, user_exc)
def process_exception(self, _, exception):
_, _, traceback = exc_info()
excepthook(exception.__class__, exception, traceback)
