Error Handling Example : Socket Error Handle « Network « Python

1. Python
2. Network
3. Socket Error Handle

Error Handling Example

 
import socket, sys

host = sys.argv[1]
textport = sys.argv[2]
filename = sys.argv[3]

try:
    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
except socket.error, e:
    print "Strange error creating socket: %s" % e
    sys.exit(1)

try:
    port = int(textport)
except ValueError:
    print "Couldn't find your port: %s" % e
    sys.exit(1)

try:
    s.connect((host, port))
except socket.gaierror, e:
    print "Address-related error connecting to server: %s" % e
    sys.exit(1)
except socket.error, e:
    print "Connection error: %s" % e
    sys.exit(1)

try:
    s.sendall("GET %s HTTP/1.0\r\n\r\n" % filename)
except socket.error, e:
    print "Error sending data: %s" % e
    sys.exit(1)

while 1:
    try:
        buf = s.recv(2048)
    except socket.error, e:
        print "Error receiving data: %s" % e
        sys.exit(1)
    if not len(buf):
        break
    sys.stdout.write(buf)
    

           
         
  

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