Steps to implement python WebSockets client and server

What you will learn here about Python WebSockets.

  • How to install python WebSockets library on windows?
  • Python WebSockets Server.
  • Python WebSockets Client.

How to install python WebSockets Library?

Please follow the following steps to install python WebSocket library on windows:
1)Assuming You have Python IDE running on your laptop or computer or system.

2)Now open the command prompt in administrator mode which is shown below.

Search command Prompt in your computer -> Right click on command prompt -> Run as Administrator
open command prompt

3)Now navigate to Scripts folder of your python on your system from the command prompt which is shown below.

Navigate to python folder

4)Now execute the following command to install python WebSocket library  for python 3 and higher version which is shown below.

pip3 install websockets

Install python websockets library

Execute the following command to install websockets library for below python 3 version

pip install websockets




Steps to implement Python WebSockets Server

Please follow the following steps for implementing Python WebSockets Server.
1)Assuming you have followed above steps to install python WebSocket library successfully.

2)Now download the following Python WebSockets Server code zip file and unzip it.
Python WebSockets Server code (3 downloads)

3)Open the unzipped file in python IDE which is shown below.
Python WebSockets Server

4)Now run the Python WebSockets Server code.



Steps to implement python WebSockets client

Please follow the following steps for implementing Python WebSockets Client.
1)Assuming you have followed above steps to install python WebSocket library successfully.

2)Now download the following Python WebSockets Client code zip file and unzip it.
Python WebSockets Client code (3 downloads)

3)Open the unzipped file in python IDE which is shown below.
Python WebSockets Client code

4)Now run the Python WebSockets Server code.  Once you run th Python WebSockets Server code you will see th following output on python IDE console.
Python WebSockets Client code output

5)Once you run the Python WebSockets Client code you will see the following output on Python WebSockets Server IDE console.
Python WebSockets Server output



COMMON DOUBTS

1)Why am I not able to receive data from another system or computer?

This will happen in two cases
I)you need to replace Host in Python WebSockets server code. Please replace the localhost by IP address of your computer in your Python WebSockets server code.

II)If you want to receive data from another system then you need to open Python WebSockets port on the system on which python WebSockets Server is running. If you do not know, how to open open port in windows then please click on the following the link

Simple steps to open port in Windows

2)Why am I getting following error?

You get the following error when you run Python WebSocket client before running the Python WebSocket server. You should always run Python WebSocket Server first.Websocket connection error

3)When I need to open port on a system?

You need to open port on your system only if you want to receive data from another system.

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