fix bugs

diary-training.py

@@ -51,8 +51,8 @@ print(data.head(2))
 data["hour"] = data["time"].apply(lambda x:datetime.datetime.fromtimestamp(x).hour)
 data["weekday"] = data["time"].apply(lambda x:datetime.datetime.fromtimestamp(x).weekday())
 # 数值是0的特征会被ffm格式删除，经过下面的处理后，没有数值是0的特征
-data.loc[data["hour"]==0] = 24
-data.loc[data["weekday"]==0] = 7
+data.loc[data["hour"]==0,["hour"]] = 24
+data.loc[data["weekday"]==0,["weekday"]] = 7
 data["hour"] = data["hour"].astype("category")
 data["weekday"] = data["weekday"].astype("category")
 data = data.drop("time",axis=1)