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Author: rizwansoaib

socket-programming/README.md

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+# socket-programming-python
+socket programming in python with client-server with duplex alternate chat(client-server-client-server-....) 
+
+# Client 
+
+![client](https://user-images.githubusercontent.com/29729380/55186437-8e9f0b00-51bc-11e9-86fa-5641143db32e.png)
+
+
+# Server
+
+![server](https://user-images.githubusercontent.com/29729380/55186445-92cb2880-51bc-11e9-9e67-40a9368cc6c7.png)

socket-programming/client.py

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+# import socket  modules
+import socket  
+# create TCP/IP socket
+s = socket.socket()
+# take user input ip of server
+server=input("Enter Server IP: ")
+# bind the socket to the port 12345, and connect  
+s.connect((server,12345))  
+# receive message from server connection successfully established
+data = s.recv(1024).decode("utf-8")
+print(server+": "+data) 
+
+while True:
+	 	    # send message to server
+		    new_data = str(input("You: ")).encode("utf-8")
+		    s.sendall(new_data)
+		    # receive message from server
+		    data = s.recv(1024).decode("utf-8")
+		    print(server+": "+data)
+		    
+# close connection
+s.close()  

socket-programming/server.py

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+# import socket module
+import socket
+# create TCP/IP socket
+s = socket.socket()
+# get the according IP address
+ip_address = socket.gethostbyname(socket.gethostname())
+# binding ip address and port 
+s.bind((ip_address, 12345))
+# listen for incoming connections (server mode) with 3 connection at a time
+s.listen(3)
+# print your ip address
+print("Server ip address:",ip_address)
+while True:  
+    # waiting for a connection establishment
+    print ('waiting for a connection')
+    connection, client_address = s.accept()
+    try:
+        # show connected client 
+        print ('connected from', client_address)
+        # sending acknowledgement to client that you are connected
+        connection.send(str("Now You are connected").encode("utf-8")) 
+     
+        # receiving the message 
+        while True:
+            data = connection.recv(1024).decode("utf-8")
+            if data:
+                # message from client
+                print(list(client_address)[0],end="")
+                print (": %s" % data)
+                # Enter your message to send to client
+                new_data = str(input("You: ")).encode("utf-8")
+                connection.send(new_data)       
+    finally:
+        # Close connection
+        connection.close()