使用tushare数据源，代码如果写IF2112.CFX，则提示下载0条，
如果代码写IF2112，则抛出异常。
我用pro.fut_daily是可以正常下载的。
请问如何解决？
Traceback (most recent call last):
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\peewee.py", line 3144, in execute_sql
cursor.execute(sql, params or ())
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\cursors.py", line 148, in execute
result = self._query(query)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\cursors.py", line 310, in _query
conn.query(q)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\connections.py", line 548, in query
self._affected_rows = self._read_query_result(unbuffered=unbuffered)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\connections.py", line 775, in _read_query_result
result.read()
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\connections.py", line 1156, in read
first_packet = self.connection._read_packet()
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\connections.py", line 725, in _read_packet
packet.raise_for_error()
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\protocol.py", line 221, in raise_for_error
err.raise_mysql_exception(self._data)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\err.py", line 143, in raise_mysql_exception
raise errorclass(errno, errval)
pymysql.err.OperationalError: (1054, "Unknown column 'turnover' in 'field list'")
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\vnpy_datamanager\ui\widget.py", line 606, in download
count = self.engine.download_bar_data(symbol, exchange, interval, start)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\vnpy_datamanager\engine.py", line 215, in download_bar_data
self.database.save_bar_data(data)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\vnpy_mysql\mysql_database.py", line 164, in save_bar_data
DbBarData.insert_many(c).on_conflict_replace().execute()
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\peewee.py", line 1907, in inner
return method(self, database, *args, **kwargs)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\peewee.py", line 1978, in execute
return self._execute(database)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\peewee.py", line 2745, in _execute
return super(Insert, self)._execute(database)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\peewee.py", line 2474, in _execute
cursor = database.execute(self)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\peewee.py", line 3157, in execute
return self.execute_sql(sql, params, commit=commit)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\peewee.py", line 3151, in execute_sql
self.commit()
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\peewee.py", line 2917, in __exit__
reraise(new_type, new_type(exc_value, *exc_args), traceback)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\peewee.py", line 190, in reraise
raise value.with_traceback(tb)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\peewee.py", line 3144, in execute_sql
cursor.execute(sql, params or ())
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\cursors.py", line 148, in execute
result = self._query(query)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\cursors.py", line 310, in _query
conn.query(q)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\connections.py", line 548, in query
self._affected_rows = self._read_query_result(unbuffered=unbuffered)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\connections.py", line 775, in _read_query_result
result.read()
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\connections.py", line 1156, in read
first_packet = self.connection._read_packet()
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\connections.py", line 725, in _read_packet
packet.raise_for_error()
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\protocol.py", line 221, in raise_for_error
err.raise_mysql_exception(self._data)
File "D:\Anaconda3\envs\vnpy_envs\lib\site-packages\pymysql\err.py", line 143, in raise_mysql_exception
raise errorclass(errno, errval)
peewee.OperationalError: (1054, "Unknown column 'turnover' in 'field list'")
