Update api.py

api.py

@@ -161,7 +161,7 @@ async def upload_video(meta:dict,cover_url:str):
                             buvid3=buvid3)
 
     # 读取本地cover/0.jpg文件为字节数据作为cover
-    with open("/cover/0.jpg", "rb") as f:
+    with open("cover/0.jpg", "rb") as f:
         cover_data = f.read()
     cover = bilibili_api.utils.picture.Picture.from_content(cover_data,"jpg")#直接读取本地图片content