Python Socket Lightweight Server

due to the inherent advantages of python, it is especially useful for fast implementation.

#!/usr/bin/python2.7import sysimport timeimport socket#import modbusimport threadingimport selectclass Thread ( Threading. Thread):d EF __init__ (self,sock): Threading. Thread.__init__ (self) #self. Commond=modbus.modbus () self.sock=sockdef Run (self): Time1=time.time () -10time2= Time.time () try:while true:cr,cw,ce=select.select ([self.sock],[],[self.sock],1) Time2=time.time () if Cr:#//can READSTREAM=SELF.SOCK.RECV (1024x768) if not stream:break#self.commond.parse (stream) if Ce:breakif time2-time1>10:#// 10s Write Once#self.sock.send (self.commond.get_all_data_by_address (0x01)) Time1=time.time () except Exception as Error :p rint (Error) Finally:self.sock.close () print (' Connect closed ') if __name__== ' __main__ ': sock=socket.socket (socket. Af_inet,socket. Sock_stream) Sock.bind ((' 127.0.0.1 ', 8000)) Sock.listen (0) thread_list=list () try:while true:s,ip=sock.accept () print (' New connect:%s:%d '% (ip[0],ip[1])) T=thread (s) t.start () thread_list.append (t) finally:sock.close () for I in Thread_list:i.sock.close () print (' \b\ Blistening exit ')

A lightweight server program, Modbus module is my data related to the logic of processing, commented out.

Python Socket Lightweight Server