fixed issue with logging handlers not closing properly (#453)

flood_adapt/integrator/fiat_adapter.py

@@ -1,3 +1,4 @@
+import gc
 from pathlib import Path
 from typing import List, Optional, Union
 
@@ -60,6 +61,9 @@ def __del__(self) -> None:
         # Close fiat_logger
         for handler in self.fiat_logger.handlers:
             handler.close()
+        self.fiat_logger.handlers.clear()
+        # Use garbage collector to ensure file handlers are properly cleaned up
+        gc.collect()
 
     def set_hazard(self, hazard: Hazard) -> None:
         map_fn = hazard.flood_map_path

flood_adapt/integrator/sfincs_adapter.py

@@ -56,6 +56,7 @@ def __del__(self):
         # Close the log file associated with the logger
         for handler in self.sfincs_logger.handlers:
             handler.close()
+        self.sfincs_logger.handlers.clear()
         # Use garbage collector to ensure file handles are properly cleaned up
         gc.collect()
 

flood_adapt/object_model/direct_impacts.py

@@ -271,6 +271,7 @@ def preprocess_fiat(self):
         fa.fiat_model.set_root(self.fiat_path)
         fa.fiat_model.write()
 
+        # Delete instance of Adapter (together with all logging references)
         del fa
 
     def run_fiat(self):