import records
db = records.Database('sqlite:///{}'.format("predict.db"))
print()
out= db.query('SELECT COUNT(stock_name) from STOCK WHERE sp500_2018 = "true" and nasdaq_2018 = "true"')
for item in out:
print(item["COUNT(stock_name)"])
改成
import records
db = records.Database('sqlite:///{}'.format("predict.db"))
db = db.get_connection() # 新加
print()
out= db.query('SELECT COUNT(stock_name) from STOCK WHERE sp500_2018 = "true" and nasdaq_2018 = "true"')
for item in out:
print(item["COUNT(stock_name)"])