freqtrade_origin/freqtrade/main.py
2024-05-13 07:10:25 +02:00

76 lines
2.3 KiB
Python
Executable File

#!/usr/bin/env python3
"""
Main Freqtrade bot script.
Read the documentation to know what cli arguments you need.
"""
import logging
import sys
from typing import Any, List, Optional
# check min. python version
if sys.version_info < (3, 9): # pragma: no cover
sys.exit("Freqtrade requires Python version >= 3.9")
from freqtrade import __version__
from freqtrade.commands import Arguments
from freqtrade.constants import DOCS_LINK
from freqtrade.exceptions import ConfigurationError, FreqtradeException, OperationalException
from freqtrade.loggers import setup_logging_pre
from freqtrade.util.gc_setup import gc_set_threshold
logger = logging.getLogger("freqtrade")
def main(sysargv: Optional[List[str]] = None) -> None:
"""
This function will initiate the bot and start the trading loop.
:return: None
"""
return_code: Any = 1
try:
setup_logging_pre()
arguments = Arguments(sysargv)
args = arguments.get_parsed_arg()
# Call subcommand.
if "func" in args:
logger.info(f"freqtrade {__version__}")
gc_set_threshold()
return_code = args["func"](args)
else:
# No subcommand was issued.
raise OperationalException(
"Usage of Freqtrade requires a subcommand to be specified.\n"
"To have the bot executing trades in live/dry-run modes, "
"depending on the value of the `dry_run` setting in the config, run Freqtrade "
"as `freqtrade trade [options...]`.\n"
"To see the full list of options available, please use "
"`freqtrade --help` or `freqtrade <command> --help`."
)
except SystemExit as e: # pragma: no cover
return_code = e
except KeyboardInterrupt:
logger.info("SIGINT received, aborting ...")
return_code = 0
except ConfigurationError as e:
logger.error(
f"Configuration error: {e}\n"
f"Please make sure to review the documentation at {DOCS_LINK}."
)
except FreqtradeException as e:
logger.error(str(e))
return_code = 2
except Exception:
logger.exception("Fatal exception!")
finally:
sys.exit(return_code)
if __name__ == "__main__": # pragma: no cover
main()