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Added get_interest template method in exchange

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This commit is contained in:
Sam Germain 2021-07-25 23:40:38 -06:00
parent 120cad88af
commit b48b768757
2 changed files with 13 additions and 3 deletions
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14
freqtrade/exchange/exchange.py
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@ -568,7 +568,7 @@ class Exchange:
def apply_leverage_to_stake_amount(self, stake_amount: float, leverage: float): def apply_leverage_to_stake_amount(self, stake_amount: float, leverage: float):
""" """
#* Should be implemented by child classes if leverage affects the stake_amount # * Should be implemented by child classes if leverage affects the stake_amount
Takes the minimum stake amount for a pair with no leverage and returns the minimum Takes the minimum stake amount for a pair with no leverage and returns the minimum
stake amount when leverage is considered stake amount when leverage is considered
:param stake_amount: The stake amount for a pair before leverage is considered :param stake_amount: The stake amount for a pair before leverage is considered
@ -1531,7 +1531,7 @@ class Exchange:
:returns List of trade data :returns List of trade data
""" """
if not self.exchange_has("fetchTrades"): if not self.exchange_has("fetchTrades"):
raise OperationalException("This exchange does not suport downloading Trades.") raise OperationalException("This exchange does not support downloading Trades.")
return asyncio.get_event_loop().run_until_complete( return asyncio.get_event_loop().run_until_complete(
self._async_get_trade_history(pair=pair, since=since, self._async_get_trade_history(pair=pair, since=since,
@ -1540,6 +1540,16 @@ class Exchange:
def transfer(self, asset: str, amount: float, frm: str, to: str, pair: Optional[str]): def transfer(self, asset: str, amount: float, frm: str, to: str, pair: Optional[str]):
self._api.transfer(asset, amount, frm, to) self._api.transfer(asset, amount, frm, to)
def get_isolated_liq(self, pair: str, open_rate: float,
amount: float, leverage: float, is_short: bool) -> float:
raise OperationalException(
f"Isolated margin is not available on {self.name} using freqtrade"
)
def get_interest_rate(self, pair: str, open_rate: float, is_short: bool) -> float:
# TODO-mg: implement
return 0.0005
def is_exchange_known_ccxt(exchange_name: str, ccxt_module: CcxtModuleType = None) -> bool: def is_exchange_known_ccxt(exchange_name: str, ccxt_module: CcxtModuleType = None) -> bool:
return exchange_name in ccxt_exchanges(ccxt_module) return exchange_name in ccxt_exchanges(ccxt_module)

2
tests/exchange/test_exchange.py
View File

@ -2177,7 +2177,7 @@ def test_get_historic_trades_notsupported(default_conf, mocker, caplog, exchange
pair = 'ETH/BTC' pair = 'ETH/BTC'
with pytest.raises(OperationalException, with pytest.raises(OperationalException,
match="This exchange does not suport downloading Trades."): match="This exchange does not support downloading Trades."):
exchange.get_historic_trades(pair, since=trades_history[0][0], exchange.get_historic_trades(pair, since=trades_history[0][0],
until=trades_history[-1][0]) until=trades_history[-1][0])