Improve resiliance, drop compatibility test

freqtrade/optimize/hyperopt_output.py

@@ -75,7 +75,9 @@ class HyperoptOutput:
                         r["results_metrics"]["losses"],
                     ),
                     # "Avg profit":
-                    f"{r['results_metrics']['profit_mean']:.2%}",
+                    f"{r['results_metrics']['profit_mean']:.2%}"
+                    if r["results_metrics"]["profit_mean"] is not None
+                    else "--",
                     # "Profit":
                     Text(
                         "{} {}".format(
@@ -86,9 +88,11 @@ class HyperoptOutput:
                             ),
                             f"({r['results_metrics']['profit_total']:,.2%})".rjust(10, " "),
                         )
-                        if r["results_metrics"]["profit_total_abs"] != 0.0
+                        if r["results_metrics"].get("profit_total_abs", 0) != 0.0
                         else "--",
-                        style="green" if r["results_metrics"]["profit_total_abs"] > 0 else "red",
+                        style="green"
+                        if r["results_metrics"].get("profit_total_abs", 0) > 0
+                        else "red",
                     ),
                     # "Avg duration":
                     str(r["results_metrics"]["holding_avg"]),

tests/conftest_hyperopt.py

@@ -324,7 +324,8 @@ def hyperopt_test_result():
                 "profit_mean": None,
                 "profit_median": None,
                 "profit_total": 0,
-                "profit": 0.0,
+                "max_drawdown_account": 0.0,
+                "max_drawdown_abs": 0.0,
                 "holding_avg": timedelta(),
             },  # noqa: E501
             "results_explanation": "     0 trades. Avg profit    nan%. Total profit  0.00000000 BTC (   0.00Σ%). Avg duration   nan min.",  # noqa: E501