minor fixes

src/core/master_service.py

@@ -42,6 +42,7 @@ class MasterService:
         while True:
             video_params = await self.queue.get()
             redis = RedisClient()
+            await redis.del_tasks_queue()
             await redis.del_task_from_queue_and_add_to_tasks(task=video_params)
             self.currently_underway[video_params['link']] = video_params
 

src/core/redis_client.py

@@ -60,3 +60,8 @@ class RedisClient:
         async with self.connection as connection:
             res = await connection.srem(self.TASKS_DONE_NAME + f":1", json.dumps(task, indent=4).encode('utf-8'))
         return res
+
+    async def del_tasks_queue(self) -> int:
+        async with self.connection as connection:
+            res = await connection.delete(self.TASKS_NAME + f":1")
+        return res