simple file server in python

client

import socket 

s=socket.socket()
host=socket.gethostname()
port=12345
s.connect((host,port))
while True:
   f=open('conflict.png','wb')
   data=s.recv(1024)
   while (data):
      f.write(data)
      data=s.recv(1024)
f.close()
print('File successfully downloaded')
s.shutdown()
s.close()

server

import socket

port=12345
s=socket.socket()
host=socket.gethostname()
s.bind((host,port))
s.listen(5)

while (True):
    conn, addr=s.accept()
    filename='conflict.png'
    f=open(filename,'rb')
    l=f.read(1024)
    while(l):
       conn.send(l)
       l=f.read(1024)
f.close()
conn.close()
s.close()