fix comments

app/db/models/transferhistory.py

@@ -1,6 +1,6 @@
 import time
 
-from sqlalchemy import Column, Integer, String, Sequence
+from sqlalchemy import Column, Integer, String, Sequence, Boolean
 from sqlalchemy.orm import Session
 
 from app.db.models import Base
@@ -11,21 +11,37 @@ class TransferHistory(Base):
     转移历史记录
     """
     id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    # 源目录
     src = Column(String, index=True)
+    # 目标目录
     dest = Column(String)
+    # 转移模式 move/copy/link...
     mode = Column(String)
+    # 类型 电影/电视剧
     type = Column(String)
+    # 二级分类
     category = Column(String)
+    # 标题
     title = Column(String, index=True)
+    # 年份
     year = Column(String)
     tmdbid = Column(Integer)
     imdbid = Column(String)
     tvdbid = Column(Integer)
     doubanid = Column(String)
+    # Sxx
     seasons = Column(Integer)
+    # Exx
     episodes = Column(String)
+    # 海报
     image = Column(String)
+    # 下载器hash
     download_hash = Column(String)
+    # 转移成功状态
+    status = Column(Boolean(), default=True)
+    # 转移失败信息
+    errmsg = Column(String)
+    # 时间
     date = Column(String, index=True, default=time.strftime("%Y-%m-%d %H:%M:%S", time.localtime()))
 
     @staticmethod