[mod] Improve help of ban/kick commands. (#4715)

* better explain on how to use.

* i.... dont know why i removed that dot.

* don't think that was meant to

* Update kickban.py

* smh

* style????

* hm?

* last try to fix style......

i dont even know how to do this :/

* failing style is fun, trynna learn.

* .....

* not the best way but lets try?

* yep, didnt work dropping softban.

* Update kickban.py

* grammar fix

redbot/cogs/mod/kickban.py

@@ -270,7 +270,14 @@ class KickBanMixin(MixinMeta):
     @commands.bot_has_permissions(kick_members=True)
     @checks.admin_or_permissions(kick_members=True)
     async def kick(self, ctx: commands.Context, user: discord.Member, *, reason: str = None):
-        """Kick a user.
+        """
+        Kick a user.
+
+        Examples:
+           - `[p]kick 428675506947227648 wanted to be kicked.`
+            This will kick Twentysix from the server.
+           - `[p]kick @Twentysix wanted to be kicked.`
+            This will kick Twentysix from the server.
 
         If a reason is specified, it will be the reason that shows up
         in the audit log.
@@ -349,11 +356,18 @@ class KickBanMixin(MixinMeta):
     ):
         """Ban a user from this server and optionally delete days of messages.
 
+        `days` is the amount of days of messages to cleanup on ban.
+
+        Examples:
+           - `[p]ban 428675506947227648 7 Continued to spam after told to stop.`
+            This will ban Twentysix and it will delete 7 days worth of messages.
+           - `[p]ban @Twentysix 7 Continued to spam after told to stop.`
+            This will ban Twentysix and it will delete 7 days worth of messages.
+
         A user ID should be provided if the user is not a member of this server.
-
         If days is not a number, it's treated as the first word of the reason.
-
-        Minimum 0 days, maximum 7. If not specified, defaultdays setting will be used instead."""
+        Minimum 0 days, maximum 7. If not specified, the defaultdays setting will be used instead.
+        """
         guild = ctx.guild
         if days is None:
             days = await self.config.guild(guild).default_days()
@@ -380,8 +394,15 @@ class KickBanMixin(MixinMeta):
     ):
         """Mass bans user(s) from the server.
 
+        `days` is the amount of days of messages to cleanup on massban.
+
+        Example:
+           - `[p]massban 345628097929936898 57287406247743488 7 they broke all rules.`
+            This will ban all the added userids and delete 7 days of worth messages.
+
         User IDs need to be provided in order to ban
-        using this command."""
+        using this command.
+        """
         banned = []
         errors = {}
         upgrades = []
@@ -543,7 +564,19 @@ class KickBanMixin(MixinMeta):
         *,
         reason: str = None,
     ):
-        """Temporarily ban a user from this server."""
+        """Temporarily ban a user from this server.
+
+        `duration` is the amount of time the user should be banned for.
+        `days` is the amount of days of messages to cleanup on tempban.
+
+        Examples:
+           - `[p]tempban @Twentysix Because I say so`
+            This will ban Twentysix for the default amount of time set by an administrator.
+           - `[p]tempban @Twentysix 15m You need a timeout`
+            This will ban Twentysix for 15 minutes.
+           - `[p]tempban 428675506947227648 1d2h15m 5 Evil person`
+            This will ban the user for 1 day 2 hours 15 minutes and will delete the last 5 days of their messages.
+        """
         guild = ctx.guild
         author = ctx.author