def sync_data(self):
    '\n        Sync strategy variables value into disk storage.\n        '
    if self.trading:
        self.cta_engine.sync_strategy_data(self)
Sync strategy variables value into disk storage.
def sync_data(self):
    '\n        \n        '
    if self.trading:
        self.cta_engine.sync_strategy_data(self)