[~] Refactor

python/tasks/tiktok/tasks.py

@@ -204,7 +204,6 @@ def tiktok_videos_fetch(
         error=0,
     )
 
-    with multiprocessing.Pool(processes=1) as pool:
     for o in tqdm.tqdm(meta):
         stats['total'] += 1
         path = os.path.join(
@@ -218,17 +217,14 @@ def tiktok_videos_fetch(
             force
         ):
             try:
-                    pool.apply(
-                        tiktok_video_fetch,
-                        kwds=dict(
+                tiktok_video_fetch.apply_async(
                     id=o['id'],
                     url=o['url'],
                     fname=o['fname'],
                     method=method,
                     method_str=method_str,
                     result_dir=o['result_dir'],
-                        ),
-                    )
+                ).wait()
                 stats['saved'] += 1
             except KeyboardInterrupt:
                 break