Update zone_observation.py

zone_observation.py

@@ -167,6 +167,7 @@ class ForecastConfig:
     clean_episode_ratio:    float = 0.7
     event_spatial_correlation: float = 0.85
     shuffle_zone_order: bool = True
+    forecast_flag_error_rate: float = 0.0
     alert_value_range:      Tuple[float, float] = (0.8, 1.2)
     miss_penalty_range:     Tuple[float, float] = (0.9, 1.1)
 
@@ -243,6 +244,10 @@ class ForecastConfig:
             raise ValueError(
                 f"ForecastConfig: real_data_ratio={self.real_data_ratio} must be in [0, 1]"
             )
+        if not (0.0 <= self.forecast_flag_error_rate <= 1.0):
+            raise ValueError(
+                f'ForecastConfig: forecast_flag_error_rate={self.forecast_flag_error_rate} must be in [0, 1]'
+            )
         if not (0.0 <= self.era5_ratio <= 1.0):
             raise ValueError(
                 f"ForecastConfig: era5_ratio={self.era5_ratio} must be in [0, 1]"
@@ -320,6 +325,7 @@ class ForecastConfig:
             "clean_episode_ratio": self.clean_episode_ratio,
             "event_spatial_correlation": self.event_spatial_correlation,
             "shuffle_zone_order": self.shuffle_zone_order,
+            "forecast_flag_error_rate": self.forecast_flag_error_rate,
             "alert_value_range": list(self.alert_value_range),
             "miss_penalty_range": list(self.miss_penalty_range),
             "soft_reset": self.soft_reset,