how to kick and ban members with discord py

1#this was in a cog   
2# The below code bans player.
3@commands.command()
4@commands.has_permissions(ban_members=True)
5  async def ban(self, ctx, member: discord.Member, *, reason=None):
6     await member.ban(reason=reason)
7     await ctx.send(f'User {member} has been kick')
8
9# The below code unbans player.
10@commands.command()
11@commands.has_permissions(administrator=True)
12  async def unban(self, ctx, *, member):
13     banned_users = await ctx.guild.bans()
14     member_name, member_discriminator = member.split("#")
15
16        for ban_entry in banned_users:
17            user = ban_entry.user
18
19            if (user.name, user.discriminator) == (member_name, member_discriminator):
20                await ctx.guild.unban(user)
21                await ctx.send(f'Unbanned {user.mention}')
22                return
23
24# The below code kicks player
25@commands.command()
26@commands.has_permissions(kick_members=True)
27    async def kick(self, ctx, member: discord.Member, *, reason=None):
28        await member.kick(reason=reason)
29        await ctx.send(f'User {member} has been kick')

1@client.command()
2@commands.has_permissions(kick_members=True)
3async def kick(ctx, member: discord.Member, *, reason=None):
4    if reason==None:
5      reason=" no reason provided"
6    await ctx.guild.kick(member)
7    await ctx.send(f'User {member.mention} has been kicked for {reason}')