old_contents: """Generate a multistream link."""
  
  from . import Command
  from ...packets import MessagePacket
  
  _BASE_URL = "https://multistream.me/"
  _SERVICES = ['t', 'b', 'h', 'y']
  
  
  class MultiStream(Command):
      """Generate a multistream link."""
  
      COMMAND = "multi"
  
      @Command.command(hidden=True)
      async def default(self, *channels):
          """Create a multistream link using a list of channels, and services
          seperated by `:`.
  
          !multistream beam:fun hitbox:streamer twitch:to youtube:watch
          """
  
          link = _BASE_URL
  
          for channel in channels:
              service, channel_name = channel.split(':')
  
              if service not in _SERVICES:
                  return "'{}' is not a valid service.".format(service)
  
              link += "{service}:{channel}/".format(
                  service=service, channel=channel_name)
  
          return MessagePacket(("link", link))
  
new_contents: """Generate a multistream link."""
  
  from . import Command
  from ...packets import MessagePacket
  
  _BASE_URL = "https://multistream.me/"
  _SERVICES = ['t', 'b', 'h', 'y']
  
  
  class MultiStream(Command):
      """Generate a multistream link."""
  
      COMMAND = "multi"
  
      @Command.command(hidden=True)
      async def default(self, *channels):
          """Create a multistream link using a list of channels, and services
          seperated by `:`.
  
          !multistream b:fun h:streamer t:to y:watch
          """
  
          link = _BASE_URL
  
          for channel in channels:
              service, channel_name = channel.split(':')
  
              if service not in _SERVICES:
                  return "'{}' is not a valid service.".format(service)
  
              link += "{service}:{channel}/".format(
                  service=service, channel=channel_name)
  
          return MessagePacket(("link", link))
  
subject: Update multi docs