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{‘exchange_id’: ‘SHFE’, ‘instrument_id’: ‘rb2001’, ‘pos_long_his’: 0, ‘pos_long_today’: 6, ‘pos_short_his’: 0, ‘pos_short_today’: 0, ‘volume_long_today’: 6, ‘volume_long_his’: 0, ‘volume_long’: 6, ‘volume_long_frozen_today’: 0, ‘volume_long_frozen_his’: 0, ‘volume_long_frozen’: 0, ‘volume_short_today’: 0, ‘volume_short_his’: 0, ‘volume_short’: 0, ‘volume_short_frozen_today’: 0, ‘volume_short_frozen_his’: 0, ‘volume_short_frozen’: 0, ‘open_price_long’: 3498.0, ‘open_price_short’: nan, ‘open_cost_long’: 209880.0, ‘open_cost_short’: 0.0, ‘position_price_long’: 3498.0, ‘position_price_short’: nan, ‘position_cost_long’: 209880.0, ‘position_cost_short’: 0.0, ‘float_profit_long’: 0.0, ‘float_profit_short’: 0.0, ‘float_profit’: 0.0, ‘position_profit_long’: 0.0, ‘position_profit_short’: 0.0, ‘position_profit’: 0.0, ‘margin_long’: 17054.4, ‘margin_short’: 0.0, ‘margin’: 17054.4, ‘symbol’: ‘SHFE.rb2001’, ‘last_price’: 3498.0}

ringo 已回答的问题 2019年11月19日