lingmengxiaotong的博客

import tensorflow as tf a=tf.constant([1.0,2.0],name="a") b=tf.constant([2.0,3.0],name="b") result=a+b; print(result) sess=tf.Session() print(sess.run(result)) sess.close()

with open(r'C:\Users\Desktop\we.csv','r')as csvfile: reader=csv.reader(csvfile) column=[row[3] for row in reader] column.remove("") with open(r'C:\Users\Desktop\we.csv','r')as csvfile: reader=csv...

l=[] begin=l.find('_') end=l.rfind('_') ss=l[begin+1:end]