python 报文以16进制发送

def  test_hex(test_bbbb:str)->str:
    d=b''
    for i in test_bbbb.split(' '):
        ia=int(i,16)
#         print(ia)
        mm=ia.to_bytes(1,byteorder='little', signed=False)
        d=b"".join([d,mm])
#         print(d)
    print(d)
    return d

import binascii,time
import socket
# #发送测试******************************************************************
host ='192.0.0.1'
port = 19407
client = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
client.settimeout(30)
client.connect((host,port))
register_test="7E 01 00 00 1a 01 83 39 96 99 00 00 06 00 1f 00 48 43 43 43 42 42 61 6e 64 72 6f 69 64 30 00 00 00 00 76 a7 a3 00 00 84 7E" 
reg=test_hex(register_test)

client.send(reg) 
ddddd=client.recv(1024)
print(binascii.b2a_hex(ddddd).decode('utf-8'))  #登录后收到的回应

标签：00,socket,16,python,报文,print,client,test,ia
来源： https://blog.csdn.net/hftest23/article/details/121250997