54 lines
1.7 KiB
Python
54 lines
1.7 KiB
Python
""" Gate.io exchange subclass """
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import logging
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from typing import Dict, List, Optional, Tuple
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from freqtrade.enums import Collateral, TradingMode
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from freqtrade.exceptions import OperationalException
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from freqtrade.exchange import Exchange
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logger = logging.getLogger(__name__)
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class Gateio(Exchange):
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"""
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Gate.io exchange class. Contains adjustments needed for Freqtrade to work
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with this exchange.
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Please note that this exchange is not included in the list of exchanges
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officially supported by the Freqtrade development team. So some features
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may still not work as expected.
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"""
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_ft_has: Dict = {
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"ohlcv_candle_limit": 1000,
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"ohlcv_volume_currency": "quote",
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}
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_headers = {'X-Gate-Channel-Id': 'freqtrade'}
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_supported_trading_mode_collateral_pairs: List[Tuple[TradingMode, Collateral]] = [
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# TradingMode.SPOT always supported and not required in this list
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# (TradingMode.MARGIN, Collateral.CROSS),
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# (TradingMode.FUTURES, Collateral.CROSS),
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(TradingMode.FUTURES, Collateral.ISOLATED)
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]
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def validate_ordertypes(self, order_types: Dict) -> None:
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super().validate_ordertypes(order_types)
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if any(v == 'market' for k, v in order_types.items()):
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raise OperationalException(
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f'Exchange {self.name} does not support market orders.')
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def get_maintenance_ratio_and_amt(
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self,
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pair: str,
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nominal_value: Optional[float] = 0.0,
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):
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info = self.markets[pair]['info']
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if 'maintenance_rate' in info:
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return [float(info['maintenance_rate']), None]
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else:
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return [None, None]
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