tags.py 文件源码

def edit(self, ctx, name: TagName(lower=True), *, content: commands.clean_content):
        """Modifies an existing tag that you own.

        This command completely replaces the original text. If
        you want to get the old text back, consider using the
        tag raw command.
        """

        query = "UPDATE tags SET content=$1 WHERE LOWER(name)=$2 AND location_id=$3 AND owner_id=$4;"
        status = await ctx.db.execute(query, content, name, ctx.guild.id, ctx.author.id)

        # the status returns UPDATE <count>
        # if the <count> is 0, then nothing got updated
        # probably due to the WHERE clause failing

        if status[-1] == '0':
            await ctx.send('Could not edit that tag. Are you sure it exists and you own it?')
        else:
            await ctx.send('Successfully edited tag.')