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https://github.com/silencesdg/mt5_python_ea_suite.git
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46 lines
1.1 KiB
Python
46 lines
1.1 KiB
Python
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from abc import ABC, abstractmethod
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class DataProvider(ABC):
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"""数据提供者抽象基类 — 定义所有数据访问的统一接口"""
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@property
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def is_live(self):
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return False
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@abstractmethod
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def initialize(self):
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"""初始化连接"""
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@abstractmethod
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def shutdown(self):
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"""关闭连接"""
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@abstractmethod
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def get_current_price(self, symbol):
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"""获取当前价格: {'bid', 'ask', 'last', 'time'}"""
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@abstractmethod
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def get_historical_data(self, symbol, timeframe, count, **kwargs):
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"""获取历史K线数据"""
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@abstractmethod
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def get_account_info(self):
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"""获取账户信息"""
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@abstractmethod
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def get_positions(self, symbol):
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"""获取当前持仓"""
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@abstractmethod
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def get_symbol_info(self, symbol):
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"""获取品种信息（合约规格等）"""
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@abstractmethod
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def send_order(self, symbol, order_type, volume):
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"""发送订单"""
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@abstractmethod
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def close_position(self, ticket, symbol, volume):
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"""平仓"""
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