rluvaton

export enum MongoErrorCode {
    OK = 0,
    InternalError = 1,
    BadValue = 2,
    OBSOLETE_DuplicateKey = 3,
    NoSuchKey = 4,
    GraphContainsCycle = 5,
    HostUnreachable = 6,// Categories: NetworkError, RetriableError
    HostNotFound = 7,// Categories: NetworkError, RetriableError
    UnknownError = 8,

AileenLumina

    async def on_command_error(self, ctx, error):
        # if command has local error handler, return
        if hasattr(ctx.command, 'on_error'):
            return

        # get the original exception
        error = getattr(error, 'original', error)

        if isinstance(error, commands.CommandNotFound):
            return

EvieePy

"""
If you are not using this inside a cog, add the event decorator e.g:
@bot.event
async def on_command_error(ctx, error)

For examples of cogs see:
https://gist.github.com/EvieePy/d78c061a4798ae81be9825468fe146be

For a list of exceptions:
https://discordpy.readthedocs.io/en/latest/ext/commands/api.html#exceptions