how to add bot from developer on discord code example

Example 1: how to make a discord bot

//discord.js is probably the easiest to learn. To install do this
//in command prompt (Windows, Linux) or terminal (Mac)

npm init
//and then
npm i discord.js

//after that just read the discord.js.org documentation
//and follow a couple yt guides, maybe join some servers.

Example 2: How to setup discord.py bot

#Import essentials
import discord
from discord.ext import commands
import asyncio
#Some things that makes your life easier! (aliases to make code shorter)
client = commands.Bot(command_prefix='!') #change it if you want
token = 'YOUR TOKEN HERE' #Put your token here
#Making a first text command! (Respond's when a user triggers it on Discord)
@client.command()
async def hello(ctx):
    await ctx.send('Hello I am a Test Bot!')
#Tell's us if the bot is running / Runs the bot on Discord
@client.event
async def on_ready():
    print('Hello, I am now running')
    
    
    
client.run(token)

Example 3: how to make disord bot

follow this https://discordpy.readthedocs.io/en/latest/discord.html to make bot account 
use discord api of your laugaungue of choice
discord.py https://discordpy.readthedocs.io/en/latest/index.html
discord.js  https://discord.js.org/#/