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2025-03-21 d4fb7f90cda5cb0cceea40600c5cfad9208a2a37
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"""
数据回调全局变量
"""
 
# L2交易信号回调
from l2.place_order_single_data_manager import L2TradeSingleCallback
 
l2_trade_single_callback:L2TradeSingleCallback = None