chore: improve help wording

docs/commands/hyperopt.md

@@ -55,10 +55,11 @@ options:
   -e INT, --epochs INT  Specify number of epochs (default: 100).
   --spaces SPACES [SPACES ...]
                         Specify which parameters to hyperopt. Space-separated
-                        list. Available options: all, buy, sell, roi,
-                        stoploss, trailing, protection, trades, default.
-                        Default: `default` - which includes all spaces except
-                        for 'trailing', 'protection', and 'trades'.
+                        list. Available builtin options (custom spaces will
+                        not be listed here): default, all, buy, sell, roi,
+                        stoploss, trailing, protection, trades. Default:
+                        `default` - which includes all spaces except for
+                        'trailing', 'protection', and 'trades'.
   --print-all           Print all results, not only the best ones.
   --print-json          Print output in JSON format.
   -j JOBS, --job-workers JOBS

freqtrade/commands/cli_options.py

@@ -5,7 +5,10 @@ Definition of cli arguments used in arguments.py
 from argparse import ArgumentTypeError
 
 from freqtrade import constants
-from freqtrade.constants import HYPEROPT_BUILTIN_SPACES, HYPEROPT_LOSS_BUILTIN
+from freqtrade.constants import (
+    HYPEROPT_BUILTIN_SPACE_OPTIONS,
+    HYPEROPT_LOSS_BUILTIN,
+)
 from freqtrade.enums import CandleType
 
 
@@ -278,9 +281,12 @@ AVAILABLE_CLI_OPTIONS = {
     ),
     "spaces": Arg(
         "--spaces",
-        help="Specify which parameters to hyperopt. Space-separated list. Available options: "
-        f"{', '.join(HYPEROPT_BUILTIN_SPACES)}. Default: `default` - "
-        "which includes all spaces except for 'trailing', 'protection', and 'trades'.",
+        help=(
+            "Specify which parameters to hyperopt. Space-separated list. "
+            "Available builtin options (custom spaces will not be listed here): "
+            f"{', '.join(HYPEROPT_BUILTIN_SPACE_OPTIONS)}. Default: `default` - "
+            "which includes all spaces except for 'trailing', 'protection', and 'trades'."
+        ),
         nargs="+",
     ),
     "analyze_per_epoch": Arg(

freqtrade/constants.py

@@ -42,7 +42,6 @@ HYPEROPT_LOSS_BUILTIN = [
     "MultiMetricHyperOptLoss",
 ]
 HYPEROPT_BUILTIN_SPACES = [
-    "all",
     "buy",
     "sell",
     "roi",
@@ -50,8 +49,8 @@ HYPEROPT_BUILTIN_SPACES = [
     "trailing",
     "protection",
     "trades",
-    "default",
 ]
+HYPEROPT_BUILTIN_SPACE_OPTIONS = ["default", "all"] + HYPEROPT_BUILTIN_SPACES
 
 AVAILABLE_PAIRLISTS = [
     "StaticPairList",

freqtrade/optimize/hyperopt_tools.py

@@ -220,6 +220,7 @@ class HyperoptTools:
 
         else:
             all_spaces = list(params.keys() | non_optimized.keys())
+            # Explicitly listed to keep original sort order
             spaces = ["buy", "sell", "protection", "roi", "stoploss", "trailing", "max_open_trades"]
             spaces += [s for s in all_spaces if s not in spaces]
             lookup = {