feat: add list-hyperoptloss subcommand

freqtrade/commands/__init__.py

@@ -27,6 +27,7 @@ from freqtrade.commands.hyperopt_commands import start_hyperopt_list, start_hype
 from freqtrade.commands.list_commands import (
     start_list_exchanges,
     start_list_freqAI_models,
+    start_list_hyperopt_loss_functions,
     start_list_markets,
     start_list_strategies,
     start_list_timeframes,

freqtrade/commands/arguments.py

@@ -258,6 +258,7 @@ NO_CONF_REQURIED = [
     "list-pairs",
     "list-strategies",
     "list-freqaimodels",
+    "list-hyperoptloss",
     "list-data",
     "hyperopt-list",
     "hyperopt-show",
@@ -365,6 +366,7 @@ class Arguments:
             start_list_data,
             start_list_exchanges,
             start_list_freqAI_models,
+            start_list_hyperopt_loss_functions,
             start_list_markets,
             start_list_strategies,
             start_list_timeframes,
@@ -566,6 +568,15 @@ class Arguments:
         list_strategies_cmd.set_defaults(func=start_list_strategies)
         self._build_args(optionlist=ARGS_LIST_STRATEGIES, parser=list_strategies_cmd)
 
+        # Add list-Hyperopt loss subcommand
+        list_hyperopt_loss_cmd = subparsers.add_parser(
+            "list-hyperoptloss",
+            help="Print available hyperopt loss functions.",
+            parents=[_common_parser],
+        )
+        list_hyperopt_loss_cmd.set_defaults(func=start_list_hyperopt_loss_functions)
+        self._build_args(optionlist=ARGS_LIST_HYPEROPTS, parser=list_hyperopt_loss_cmd)
+
         # Add list-freqAI Models subcommand
         list_freqaimodels_cmd = subparsers.add_parser(
             "list-freqaimodels",

freqtrade/commands/list_commands.py

@@ -169,6 +169,24 @@ def start_list_freqAI_models(args: dict[str, Any]) -> None:
         _print_objs_tabular(model_objs, config.get("print_colorized", False))
 
 
+def start_list_hyperopt_loss_functions(args: dict[str, Any]) -> None:
+    """
+    Print files with FreqAI models custom classes available in the directory
+    """
+    from freqtrade.configuration import setup_utils_configuration
+    from freqtrade.resolvers.hyperopt_resolver import HyperOptLossResolver
+
+    config = setup_utils_configuration(args, RunMode.UTIL_NO_EXCHANGE)
+
+    model_objs = HyperOptLossResolver.search_all_objects(config, not args["print_one_column"])
+    # Sort alphabetically
+    model_objs = sorted(model_objs, key=lambda x: x["name"])
+    if args["print_one_column"]:
+        print("\n".join([s["name"] for s in model_objs]))
+    else:
+        _print_objs_tabular(model_objs, config.get("print_colorized", False))
+
+
 def start_list_timeframes(args: dict[str, Any]) -> None:
     """
     Print timeframes available on Exchange