摘要:
python 保留两位小数>>> a = 1 >>> b = 3 >>> print(a/b) >>> #方法一: ... print(round(a/b,2)) 0.0 >>> #方法二: ... print(format(float(a)/float(b),'.2f')) 0.33 >>> #方 阅读全文
摘要:
python批量向kafka塞数据 from kafka import KafkaClient from kafka.producer import SimpleProducer from kafka import KafkaProducer def send_data_2_kafka_(topic 阅读全文