return None
 
 def import_file(src_file_path, dst_file_path, move=False):
-    if move:
-        shutil.move(src_file_path, dst_file_path)
-    else:
-        shutil.copyfile(src_file_path, dst_file_path)
+    shutil.copyfile(src_file_path, dst_file_path)
     shutil.copystat(src_file_path, dst_file_path)
 
+def delete_dir_contents(dir_path):
+    for file_name in os.listdir(dir_path):
+        file_path = os.path.join(dir_path, file_name)
+        if os.path.isfile(file_path) or os.path.islink(file_path):
+            os.unlink(file_path)
+        elif os.path.isdir(file_path):
+            shutil.rmtree(file_path)
+
 def _is_media_file(file_path):
     if not os.path.isfile(file_path):
         return False
 
         dst_time = misc.extract_timestamp(dst_file_path)
         if src_time > dst_time:
             misc.import_file(src_file_path, dst_file_path, move=args.cleanup)
+
+if args.cleanup:
+    misc.delete_dir_contents(args.SOURCE_DIR)