import logging import sys from pathlib import Path from typing import Any, Dict from freqtrade.configuration import setup_utils_configuration from freqtrade.configuration.directory_operations import (copy_sample_files, create_userdata_dir) from freqtrade.constants import USERPATH_HYPEROPTS, USERPATH_STRATEGY from freqtrade.exceptions import OperationalException from freqtrade.misc import render_template from freqtrade.state import RunMode logger = logging.getLogger(__name__) def start_create_userdir(args: Dict[str, Any]) -> None: """ Create "user_data" directory to contain user data strategies, hyperopt, ...) :param args: Cli args from Arguments() :return: None """ if "user_data_dir" in args and args["user_data_dir"]: userdir = create_userdata_dir(args["user_data_dir"], create_dir=True) copy_sample_files(userdir, overwrite=args["reset"]) else: logger.warning("`create-userdir` requires --userdir to be set.") sys.exit(1) def deploy_new_strategy(strategy_name: str, strategy_path: Path, subtemplate: str) -> None: """ Deploy new strategy from template to strategy_path """ indicators = render_template(templatefile=f"subtemplates/indicators_{subtemplate}.j2",) buy_trend = render_template(templatefile=f"subtemplates/buy_trend_{subtemplate}.j2",) sell_trend = render_template(templatefile=f"subtemplates/sell_trend_{subtemplate}.j2",) plot_config = render_template(templatefile=f"subtemplates/plot_config_{subtemplate}.j2",) strategy_text = render_template(templatefile='base_strategy.py.j2', arguments={"strategy": strategy_name, "indicators": indicators, "buy_trend": buy_trend, "sell_trend": sell_trend, "plot_config": plot_config, }) logger.info(f"Writing strategy to `{strategy_path}`.") strategy_path.write_text(strategy_text) def start_new_strategy(args: Dict[str, Any]) -> None: config = setup_utils_configuration(args, RunMode.UTIL_NO_EXCHANGE) if "strategy" in args and args["strategy"]: if args["strategy"] == "DefaultStrategy": raise OperationalException("DefaultStrategy is not allowed as name.") new_path = config['user_data_dir'] / USERPATH_STRATEGY / (args["strategy"] + ".py") if new_path.exists(): raise OperationalException(f"`{new_path}` already exists. " "Please choose another Strategy Name.") deploy_new_strategy(args['strategy'], new_path, args['template']) else: raise OperationalException("`new-strategy` requires --strategy to be set.") def deploy_new_hyperopt(hyperopt_name: str, hyperopt_path: Path, subtemplate: str) -> None: """ Deploys a new hyperopt template to hyperopt_path """ buy_guards = render_template( templatefile=f"subtemplates/hyperopt_buy_guards_{subtemplate}.j2",) sell_guards = render_template( templatefile=f"subtemplates/hyperopt_sell_guards_{subtemplate}.j2",) buy_space = render_template( templatefile=f"subtemplates/hyperopt_buy_space_{subtemplate}.j2",) sell_space = render_template( templatefile=f"subtemplates/hyperopt_sell_space_{subtemplate}.j2",) strategy_text = render_template(templatefile='base_hyperopt.py.j2', arguments={"hyperopt": hyperopt_name, "buy_guards": buy_guards, "sell_guards": sell_guards, "buy_space": buy_space, "sell_space": sell_space, }) logger.info(f"Writing hyperopt to `{hyperopt_path}`.") hyperopt_path.write_text(strategy_text) def start_new_hyperopt(args: Dict[str, Any]) -> None: config = setup_utils_configuration(args, RunMode.UTIL_NO_EXCHANGE) if "hyperopt" in args and args["hyperopt"]: if args["hyperopt"] == "DefaultHyperopt": raise OperationalException("DefaultHyperopt is not allowed as name.") new_path = config['user_data_dir'] / USERPATH_HYPEROPTS / (args["hyperopt"] + ".py") if new_path.exists(): raise OperationalException(f"`{new_path}` already exists. " "Please choose another Strategy Name.") deploy_new_hyperopt(args['hyperopt'], new_path, args['template']) else: raise OperationalException("`new-hyperopt` requires --hyperopt to be set.")