def test_update_order_from_ccxt():
# Most basic order return (only has orderid)
o = Order.parse_from_ccxt_object({'id': '1234'}, 'ETH/BTC', 'buy')
assert isinstance(o, Order)
assert o.ft_pair == 'ETH/BTC'
assert o.ft_order_side == 'buy'
assert o.order_id == '1234'
assert o.ft_is_open
ccxt_order = {
'id': '1234',
'side': 'buy',
'symbol': 'ETH/BTC',
'type': 'limit',
'price': 1234.5,
'amount': 20.0,
'filled': 9,
'remaining': 11,
'status': 'open',
'timestamp': 1599394315123
}
o = Order.parse_from_ccxt_object(ccxt_order, 'ETH/BTC', 'buy')
assert isinstance(o, Order)
assert o.ft_pair == 'ETH/BTC'
assert o.ft_order_side == 'buy'
assert o.order_id == '1234'
assert o.order_type == 'limit'
assert o.price == 1234.5
assert o.filled == 9
assert o.remaining == 11
assert o.order_date is not None
assert o.ft_is_open
assert o.order_filled_date is None
# Order has been closed
ccxt_order.update({'filled': 20.0, 'remaining': 0.0, 'status': 'closed'})
o.update_from_ccxt_object(ccxt_order)
assert o.filled == 20.0
assert o.remaining == 0.0
assert not o.ft_is_open
assert o.order_filled_date is not None
ccxt_order.update({'id': 'somethingelse'})
with pytest.raises(DependencyException, match=r"Order-id's don't match"):
o.update_from_ccxt_object(ccxt_order)
def _enter_trade(
self,
pair: str,
row: Tuple,
stake_amount: Optional[float] = None,
trade: Optional[LocalTrade] = None) -> Optional[LocalTrade]:
# let's call the custom entry price, using the open price as default price
propose_rate = strategy_safe_wrapper(
self.strategy.custom_entry_price, default_retval=row[OPEN_IDX])(
pair=pair,
current_time=row[DATE_IDX].to_pydatetime(),
proposed_rate=row[OPEN_IDX]) # default value is the open rate
# Move rate to within the candle's low/high rate
propose_rate = min(max(propose_rate, row[LOW_IDX]), row[HIGH_IDX])
min_stake_amount = self.exchange.get_min_pair_stake_amount(
pair, propose_rate, -0.05) or 0
max_stake_amount = self.wallets.get_available_stake_amount()
pos_adjust = trade is not None
if not pos_adjust:
try:
stake_amount = self.wallets.get_trade_stake_amount(pair, None)
except DependencyException:
return trade
stake_amount = strategy_safe_wrapper(
self.strategy.custom_stake_amount,
default_retval=stake_amount)(
pair=pair,
current_time=row[DATE_IDX].to_pydatetime(),
current_rate=propose_rate,
proposed_stake=stake_amount,
min_stake=min_stake_amount,
max_stake=max_stake_amount)
stake_amount = self.wallets.validate_stake_amount(
pair, stake_amount, min_stake_amount)
if not stake_amount:
# In case of pos adjust, still return the original trade
# If not pos adjust, trade is None
return trade
order_type = self.strategy.order_types['buy']
time_in_force = self.strategy.order_time_in_force['sell']
# Confirm trade entry:
if not pos_adjust:
if not strategy_safe_wrapper(
self.strategy.confirm_trade_entry, default_retval=True)(
pair=pair,
order_type=order_type,
amount=stake_amount,
rate=propose_rate,
time_in_force=time_in_force,
current_time=row[DATE_IDX].to_pydatetime()):
return None
if stake_amount and (not min_stake_amount
or stake_amount > min_stake_amount):
amount = round(stake_amount / propose_rate, 8)
if trade is None:
# Enter trade
has_buy_tag = len(row) >= BUY_TAG_IDX + 1
trade = LocalTrade(
pair=pair,
open_rate=propose_rate,
open_date=row[DATE_IDX].to_pydatetime(),
stake_amount=stake_amount,
amount=amount,
fee_open=self.fee,
fee_close=self.fee,
is_open=True,
buy_tag=row[BUY_TAG_IDX] if has_buy_tag else None,
exchange='backtesting',
orders=[])
order = Order(ft_is_open=False,
ft_pair=trade.pair,
symbol=trade.pair,
ft_order_side="buy",
side="buy",
order_type="market",
status="closed",
price=propose_rate,
average=propose_rate,
amount=amount,
filled=amount,
cost=stake_amount + trade.fee_open)
trade.orders.append(order)
if pos_adjust:
trade.recalc_trade_from_orders()
return trade
def _enter_trade(
self,
pair: str,
row: Tuple,
stake_amount: Optional[float] = None,
trade: Optional[LocalTrade] = None) -> Optional[LocalTrade]:
current_time = row[DATE_IDX].to_pydatetime()
entry_tag = row[BUY_TAG_IDX] if len(row) >= BUY_TAG_IDX + 1 else None
# let's call the custom entry price, using the open price as default price
order_type = self.strategy.order_types['buy']
propose_rate = row[OPEN_IDX]
if order_type == 'limit':
propose_rate = strategy_safe_wrapper(
self.strategy.custom_entry_price,
default_retval=row[OPEN_IDX])(
pair=pair,
current_time=current_time,
proposed_rate=propose_rate,
entry_tag=entry_tag) # default value is the open rate
# We can't place orders higher than current high (otherwise it'd be a stop limit buy)
# which freqtrade does not support in live.
propose_rate = min(propose_rate, row[HIGH_IDX])
min_stake_amount = self.exchange.get_min_pair_stake_amount(
pair, propose_rate, -0.05) or 0
max_stake_amount = self.wallets.get_available_stake_amount()
pos_adjust = trade is not None
if not pos_adjust:
try:
stake_amount = self.wallets.get_trade_stake_amount(
pair, None, update=False)
except DependencyException:
return None
stake_amount = strategy_safe_wrapper(
self.strategy.custom_stake_amount,
default_retval=stake_amount)(pair=pair,
current_time=current_time,
current_rate=propose_rate,
proposed_stake=stake_amount,
min_stake=min_stake_amount,
max_stake=max_stake_amount,
entry_tag=entry_tag)
stake_amount = self.wallets.validate_stake_amount(
pair, stake_amount, min_stake_amount)
if not stake_amount:
# In case of pos adjust, still return the original trade
# If not pos adjust, trade is None
return trade
time_in_force = self.strategy.order_time_in_force['buy']
# Confirm trade entry:
if not pos_adjust:
if not strategy_safe_wrapper(self.strategy.confirm_trade_entry,
default_retval=True)(
pair=pair,
order_type=order_type,
amount=stake_amount,
rate=propose_rate,
time_in_force=time_in_force,
current_time=current_time,
entry_tag=entry_tag):
return None
if stake_amount and (not min_stake_amount
or stake_amount > min_stake_amount):
self.order_id_counter += 1
amount = round(stake_amount / propose_rate, 8)
if trade is None:
# Enter trade
self.trade_id_counter += 1
trade = LocalTrade(id=self.trade_id_counter,
open_order_id=self.order_id_counter,
pair=pair,
open_rate=propose_rate,
open_rate_requested=propose_rate,
open_date=current_time,
stake_amount=stake_amount,
amount=amount,
amount_requested=amount,
fee_open=self.fee,
fee_close=self.fee,
is_open=True,
buy_tag=entry_tag,
exchange='backtesting',
orders=[])
trade.adjust_stop_loss(trade.open_rate,
self.strategy.stoploss,
initial=True)
order = Order(
id=self.order_id_counter,
ft_trade_id=trade.id,
ft_is_open=True,
ft_pair=trade.pair,
order_id=str(self.order_id_counter),
symbol=trade.pair,
ft_order_side="buy",
side="buy",
order_type=order_type,
status="open",
order_date=current_time,
order_filled_date=current_time,
order_update_date=current_time,
price=propose_rate,
average=propose_rate,
amount=amount,
filled=0,
remaining=amount,
cost=stake_amount + trade.fee_open,
)
if pos_adjust and self._get_order_filled(order.price, row):
order.close_bt_order(current_time)
else:
trade.open_order_id = str(self.order_id_counter)
trade.orders.append(order)
trade.recalc_trade_from_orders()
return trade
def test_update_order_from_ccxt(caplog):
# Most basic order return (only has orderid)
o = Order.parse_from_ccxt_object({'id': '1234'}, 'ETH/BTC', 'buy')
assert isinstance(o, Order)
assert o.ft_pair == 'ETH/BTC'
assert o.ft_order_side == 'buy'
assert o.order_id == '1234'
assert o.ft_is_open
ccxt_order = {
'id': '1234',
'side': 'buy',
'symbol': 'ETH/BTC',
'type': 'limit',
'price': 1234.5,
'amount': 20.0,
'filled': 9,
'remaining': 11,
'status': 'open',
'timestamp': 1599394315123
}
o = Order.parse_from_ccxt_object(ccxt_order, 'ETH/BTC', 'buy')
assert isinstance(o, Order)
assert o.ft_pair == 'ETH/BTC'
assert o.ft_order_side == 'buy'
assert o.order_id == '1234'
assert o.order_type == 'limit'
assert o.price == 1234.5
assert o.filled == 9
assert o.remaining == 11
assert o.order_date is not None
assert o.ft_is_open
assert o.order_filled_date is None
# Order is unfilled, "filled" not set
# https://github.com/freqtrade/freqtrade/issues/5404
ccxt_order.update({
'filled': None,
'remaining': 20.0,
'status': 'canceled'
})
o.update_from_ccxt_object(ccxt_order)
# Order has been closed
ccxt_order.update({'filled': 20.0, 'remaining': 0.0, 'status': 'closed'})
o.update_from_ccxt_object(ccxt_order)
assert o.filled == 20.0
assert o.remaining == 0.0
assert not o.ft_is_open
assert o.order_filled_date is not None
ccxt_order.update({'id': 'somethingelse'})
with pytest.raises(DependencyException, match=r"Order-id's don't match"):
o.update_from_ccxt_object(ccxt_order)
message = "aaaa is not a valid response object."
assert not log_has(message, caplog)
Order.update_orders([o], 'aaaa')
assert log_has(message, caplog)
# Call regular update - shouldn't fail.
Order.update_orders([o], {'id': '1234'})
def _get_sell_trade_entry_for_candle(
self, trade: LocalTrade, sell_row: Tuple) -> Optional[LocalTrade]:
# Check if we need to adjust our current positions
if self.strategy.position_adjustment_enable:
check_adjust_buy = True
if self.strategy.max_entry_position_adjustment > -1:
count_of_buys = trade.nr_of_successful_buys
check_adjust_buy = (
count_of_buys <=
self.strategy.max_entry_position_adjustment)
if check_adjust_buy:
trade = self._get_adjust_trade_entry_for_candle(
trade, sell_row)
sell_candle_time = sell_row[DATE_IDX].to_pydatetime()
sell = self.strategy.should_sell(
trade,
sell_row[OPEN_IDX], # type: ignore
sell_candle_time,
sell_row[BUY_IDX],
sell_row[SELL_IDX],
low=sell_row[LOW_IDX],
high=sell_row[HIGH_IDX])
if sell.sell_flag:
trade.close_date = sell_candle_time
trade_dur = int(
(trade.close_date_utc - trade.open_date_utc).total_seconds() //
60)
try:
closerate = self._get_close_rate(sell_row, trade, sell,
trade_dur)
except ValueError:
return None
# call the custom exit price,with default value as previous closerate
current_profit = trade.calc_profit_ratio(closerate)
order_type = self.strategy.order_types['sell']
if sell.sell_type in (SellType.SELL_SIGNAL, SellType.CUSTOM_SELL):
# Custom exit pricing only for sell-signals
if order_type == 'limit':
closerate = strategy_safe_wrapper(
self.strategy.custom_exit_price,
default_retval=closerate)(
pair=trade.pair,
trade=trade,
current_time=sell_candle_time,
proposed_rate=closerate,
current_profit=current_profit)
# We can't place orders lower than current low.
# freqtrade does not support this in live, and the order would fill immediately
closerate = max(closerate, sell_row[LOW_IDX])
# Confirm trade exit:
time_in_force = self.strategy.order_time_in_force['sell']
if not strategy_safe_wrapper(self.strategy.confirm_trade_exit,
default_retval=True)(
pair=trade.pair,
trade=trade,
order_type='limit',
amount=trade.amount,
rate=closerate,
time_in_force=time_in_force,
sell_reason=sell.sell_reason,
current_time=sell_candle_time):
return None
trade.sell_reason = sell.sell_reason
# Checks and adds an exit tag, after checking that the length of the
# sell_row has the length for an exit tag column
if (len(sell_row) > EXIT_TAG_IDX
and sell_row[EXIT_TAG_IDX] is not None
and len(sell_row[EXIT_TAG_IDX]) > 0):
trade.sell_reason = sell_row[EXIT_TAG_IDX]
self.order_id_counter += 1
order = Order(
id=self.order_id_counter,
ft_trade_id=trade.id,
order_date=sell_candle_time,
order_update_date=sell_candle_time,
ft_is_open=True,
ft_pair=trade.pair,
order_id=str(self.order_id_counter),
symbol=trade.pair,
ft_order_side="sell",
side="sell",
order_type=order_type,
status="open",
price=closerate,
average=closerate,
amount=trade.amount,
filled=0,
remaining=trade.amount,
cost=trade.amount * closerate,
)
trade.orders.append(order)
return trade
return None
