edit

cogs/avatarcommand.py

@@ -0,0 +1,19 @@
+import disnake
+from disnake.ext import commands
+
+
+class AvatarCommand(commands.Cog):
+    def __init__(self, bot):
+        self.bot = bot
+
+    @commands.slash_command()
+    async def avatar(self, ctx: disnake.AppCommandInteraction, member: disnake.Member = None):
+        if not member:
+            member = ctx.author
+        embed = disnake.Embed(title=f'Аватар пользователя: {member}', color=0x00ff00)
+        embed.set_image(url=member.avatar.url)
+        await ctx.send(embed=embed)
+
+
+def setup(bot):
+    bot.add_cog(AvatarCommand(bot))