fixed bug of progress print.

tagging.py

@@ -249,7 +249,7 @@ def process_directory(self, directory: str) -> None:
 
                 cnt += 1
 
-                if last_cnt - cnt >= 100:
+                if cnt - last_cnt >= 100:
                     now: float = time.perf_counter()
                     print(f'{cnt} files processed')
                     diff: float = now - start