class MySelect(View):
    @discord.ui.select(
        placeholder="Choose",
        options=[
            discord.SelectOption(label="Edited Embed", value="1", description="Просто"),
            discord.SelectOption(label="Text Message", value="2", emoji="", description="Сообщение"),
            discord.SelectOption(label="Test Message", value="3", emoji="", description="Просто!")
        ]
    )
    async def select_callback(self, select, interaction):
        if select.value[0] == "1":
            em = discord.Embed()
            em.set_author(name="this is sui")
            em.add_field(name="suivo")
            await interaction.response.send_message(embed=em)
        elif select.value[0] == "2":
            await interaction.response.send_message("Styu")
        elif select.value[0] == "3":
            await interaction.response.send_message("qREWJ")AttributeError: 'Select' object has no attribute 'value'