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Change persistence.init parameter

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It should describe what it does
This commit is contained in:
Matthias 2019-05-30 06:31:34 +02:00
parent d6cf314481
commit b6e8fecbf5
3 changed files with 8 additions and 5 deletions
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3
freqtrade/freqtradebot.py
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@ -73,7 +73,8 @@ class FreqtradeBot(object):
self.active_pair_whitelist: List[str] = self.config['exchange']['pair_whitelist'] self.active_pair_whitelist: List[str] = self.config['exchange']['pair_whitelist']
persistence.init(self.config.get('db_url', None), self.config.get('dry_run')) persistence.init(self.config.get('db_url', None),
clean_open_orders=self.config.get('dry_run', False))
# Set initial bot state from config # Set initial bot state from config
initial_state = self.config.get('initial_state') initial_state = self.config.get('initial_state')

8
freqtrade/persistence.py
View File

@ -25,12 +25,14 @@ _DECL_BASE: Any = declarative_base()
_SQL_DOCS_URL = 'http://docs.sqlalchemy.org/en/latest/core/engines.html#database-urls' _SQL_DOCS_URL = 'http://docs.sqlalchemy.org/en/latest/core/engines.html#database-urls'
def init(db_url: str, dry_run: bool = False) -> None: def init(db_url: str, clean_open_orders: bool = False) -> None:
""" """
Initializes this module with the given config, Initializes this module with the given config,
registers all known command handlers registers all known command handlers
and starts polling for message updates and starts polling for message updates
:param config: config to use :param db_url: Database to use
:param clean_open_orders: Remove open orders from the database.
Useful for dry-run or if all orders have been reset on the exchange.
:return: None :return: None
""" """
kwargs = {} kwargs = {}
@ -56,7 +58,7 @@ def init(db_url: str, dry_run: bool = False) -> None:
check_migrate(engine) check_migrate(engine)
# Clean dry_run DB if the db is not in-memory # Clean dry_run DB if the db is not in-memory
if dry_run and db_url != 'sqlite://': if clean_open_orders and db_url != 'sqlite://':
clean_dry_run_db() clean_dry_run_db()

2
scripts/plot_dataframe.py
View File

@ -55,7 +55,7 @@ timeZone = pytz.UTC
def load_trades(args: Namespace, pair: str, timerange: TimeRange) -> pd.DataFrame: def load_trades(args: Namespace, pair: str, timerange: TimeRange) -> pd.DataFrame:
trades: pd.DataFrame = pd.DataFrame() trades: pd.DataFrame = pd.DataFrame()
if args.db_url: if args.db_url:
persistence.init(args.db_url, True) persistence.init(args.db_url, False)
columns = ["pair", "profit", "open_time", "close_time", columns = ["pair", "profit", "open_time", "close_time",
"open_rate", "close_rate", "duration"] "open_rate", "close_rate", "duration"]