pytdx

from pytdx.hq import TdxHq_API
import time
api = TdxHq_API()
with api.connect('119.147.212.81', 7709):
	#while(True):
		time.sleep(3)
		data = api.to_df(api.get_security_quotes([(1, '600300')])) # DataFrame
		data.to_csv('price.csv',index=False,sep=',')