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add --plot-limit

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This commit is contained in:
xmatthias 2018-06-23 20:14:15 +02:00
parent f506ebcd62
commit 5055563458
1 changed files with 18 additions and 9 deletions
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27
scripts/plot_dataframe.py
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@ -104,19 +104,20 @@ def plot_analyzed_dataframe(args: Namespace) -> None:
if tickers == {}: if tickers == {}:
exit() exit()
if args.db_url and args.exportfilename:
logger.critical("Can only specify --db-url or --export-filename")
# Get trades already made from the DB # Get trades already made from the DB
trades: pd.DataFrame = pd.DataFrame() trades: pd.DataFrame = pd.DataFrame()
if args.db_url: if args.db_url:
persistence.init(_CONF) persistence.init(_CONF)
trades_ = Trade.query.filter(Trade.pair.is_(pair)).all()
# columns = ["pair", "profit", "opents", "closets", "index", "duration"]
columns = ["pair", "profit", "opents", "closets", "open_rate", "close_rate", "duration"] columns = ["pair", "profit", "opents", "closets", "open_rate", "close_rate", "duration"]
trades = pd.DataFrame([(t.pair, t.calc_profit(), trades = pd.DataFrame([(t.pair, t.calc_profit(),
t.open_date, t.close_date, t.open_date, t.close_date,
t.open_rate, t.close_rate, t.open_rate, t.close_rate,
t.close_date.timestamp() - t.open_date.timestamp()) t.close_date.timestamp() - t.open_date.timestamp())
for t in trades_], columns=columns) for t in Trade.query.filter(Trade.pair.is_(pair)).all()],
columns=columns)
if args.exportfilename: if args.exportfilename:
file = Path(args.exportfilename) file = Path(args.exportfilename)
@ -147,13 +148,15 @@ def plot_analyzed_dataframe(args: Namespace) -> None:
dataframe = analyze.populate_buy_trend(dataframe) dataframe = analyze.populate_buy_trend(dataframe)
dataframe = analyze.populate_sell_trend(dataframe) dataframe = analyze.populate_sell_trend(dataframe)
if len(dataframe.index) > 750: if len(dataframe.index) > args.plot_limit:
logger.warning('Ticker contained more than 750 candles, clipping.') logger.warning('Ticker contained more than %s candles as defined '
'with --plot-limit, clipping.', args.plot_limit)
dataframe = dataframe.tail(args.plot_limit)
trades = trades.loc[trades['opents'] >= dataframe.iloc[0]['date']]
fig = generate_graph( fig = generate_graph(
pair=pair, pair=pair,
trades=trades, trades=trades,
data=dataframe.tail(750), data=dataframe,
args=args args=args
) )
@ -333,11 +336,17 @@ def plot_parse_args(args: List[str]) -> Namespace:
default='macd', default='macd',
dest='indicators2', dest='indicators2',
) )
arguments.parser.add_argument(
'--plot-limit',
help='Specify tick limit for plotting - too high values cause huge files - '
'Default: %(default)s',
dest='plot_limit',
default=750,
type=str,
)
arguments.common_args_parser() arguments.common_args_parser()
arguments.optimizer_shared_options(arguments.parser) arguments.optimizer_shared_options(arguments.parser)
arguments.backtesting_options(arguments.parser) arguments.backtesting_options(arguments.parser)
return arguments.parse_args() return arguments.parse_args()