fix: delete excels dir before attempt to create

main.py

@@ -166,6 +166,11 @@ faileds = []
 def main():
     t = utils.StepTimeCounter()
     try:
+        try:
+            shutil.rmtree(DIRNAME)
+            print(f"Directory '{DIRNAME}' and its contents deleted successfully.")
+        except Exception as e:
+            print(f"Error deleting directory '{DIRNAME}': {e}")
         os.mkdir(DIRNAME)
         print(f"Directory '{DIRNAME}' created successfully.")
     except Exception as e: