跟特征数量没关系

freqtrade/templates/FreqaiExampleHybridStrategy.py

@@ -219,6 +219,8 @@ class FreqaiExampleHybridStrategy(IStrategy):
                 1.0,  # 数值型标签
                 0.0
             )
+            # Reshape the target variable to be a 2D array
+            dataframe["&-up_or_down"] = dataframe["&-up_or_down"].values.reshape(-1, 1)
         except Exception as e:
             logger.error(f"Failed to create &-up_or_down column: {str(e)}")
             raise