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Plotting should use startup_candles too

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closes #3943
This commit is contained in:
Matthias 2020-11-14 09:28:00 +01:00
parent 164105acf2
commit 05f0cc787c
2 changed files with 16 additions and 5 deletions
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18
freqtrade/plot/plotting.py
View File

@ -9,9 +9,9 @@ from freqtrade.data.btanalysis import (calculate_max_drawdown, combine_dataframe
create_cum_profit, extract_trades_of_period, load_trades)
from freqtrade.data.converter import trim_dataframe
from freqtrade.data.dataprovider import DataProvider
from freqtrade.data.history import load_data
from freqtrade.data.history import get_timerange, load_data
from freqtrade.exceptions import OperationalException
from freqtrade.exchange import timeframe_to_prev_date
from freqtrade.exchange import timeframe_to_prev_date, timeframe_to_seconds
from freqtrade.misc import pair_to_filename
from freqtrade.resolvers import ExchangeResolver, StrategyResolver
from freqtrade.strategy import IStrategy
@ -29,7 +29,7 @@ except ImportError:
exit(1)
def init_plotscript(config):
def init_plotscript(config, startup_candles: int = 0):
"""
Initialize objects needed for plotting
:return: Dict with candle (OHLCV) data, trades and pairs
@ -48,9 +48,16 @@ def init_plotscript(config):
pairs=pairs,
timeframe=config.get('timeframe', '5m'),
timerange=timerange,
startup_candles=startup_candles,
data_format=config.get('dataformat_ohlcv', 'json'),
)
if startup_candles:
min_date, max_date = get_timerange(data)
logger.info(f"Loading data from {min_date} to {max_date}")
timerange.adjust_start_if_necessary(timeframe_to_seconds(config.get('timeframe', '5m')),
startup_candles, min_date)
no_trades = False
filename = config.get('exportfilename')
if config.get('no_trades', False):
@ -72,6 +79,7 @@ def init_plotscript(config):
return {"ohlcv": data,
"trades": trades,
"pairs": pairs,
"timerange": timerange,
}
@ -474,7 +482,8 @@ def load_and_plot_trades(config: Dict[str, Any]):
exchange = ExchangeResolver.load_exchange(config['exchange']['name'], config)
IStrategy.dp = DataProvider(config, exchange)
plot_elements = init_plotscript(config)
plot_elements = init_plotscript(config, strategy.startup_candle_count)
timerange = plot_elements['timerange']
trades = plot_elements['trades']
pair_counter = 0
for pair, data in plot_elements["ohlcv"].items():
@ -482,6 +491,7 @@ def load_and_plot_trades(config: Dict[str, Any]):
logger.info("analyse pair %s", pair)
df_analyzed = strategy.analyze_ticker(data, {'pair': pair})
df_analyzed = trim_dataframe(df_analyzed, timerange)
trades_pair = trades.loc[trades['pair'] == pair]
trades_pair = extract_trades_of_period(df_analyzed, trades_pair)

3
tests/test_plotting.py
View File

@ -51,9 +51,10 @@ def test_init_plotscript(default_conf, mocker, testdatadir):
assert "ohlcv" in ret
assert "trades" in ret
assert "pairs" in ret
assert 'timerange' in ret
default_conf['pairs'] = ["TRX/BTC", "ADA/BTC"]
ret = init_plotscript(default_conf)
ret = init_plotscript(default_conf, 20)
assert "ohlcv" in ret
assert "TRX/BTC" in ret["ohlcv"]
assert "ADA/BTC" in ret["ohlcv"]