更改某个角色discord.py的频道权限

import discord
from discord.ext import commands

client = commands.Bot(command_prefix='!')

@client.command()
@commands.has_permissions(manage_channels=True)
async def change_permissions(ctx, role: discord.Role, channel: discord.TextChannel):
    # 在这里进行权限更改的操作
    pass

@client.command()
@commands.has_permissions(manage_channels=True)
async def change_permissions(ctx, role: discord.Role, channel: discord.TextChannel):
    # 获取频道的权限设置
    permissions = channel.overwrites_for(role)
    
    # 修改权限设置
    permissions.send_messages = False
    permissions.read_messages = True
    # 其他权限设置...
    
    # 应用更改后的权限设置
    await channel.set_permissions(role, overwrite=permissions)
    
    await ctx.send(f"已更改角色 {role.name} 在频道 {channel.name} 的权限。")