old_contents: import click
  
  
  @click.command()
  @click.option('--host', default='localhost')
  @click.option('--port', default='7000', type=int)
  @click.option('--consul', default='http://localhost:8500',
                help='The Consul HTTP API')
  @click.option('--marathon', default='http://localhost:8080',
                help='The Marathon HTTP API')
  def main(host, port, consul, marathon):
      from consular.main import Consular
      consular = Consular(consul, marathon)
      consular.app.run(host, port)
  
new_contents: import click
  
  
  @click.command()
  @click.option('--host', default='localhost',
                help='The host to bind to.')
  @click.option('--port', default='7000', type=int,
                help='The port to listen to.')
  @click.option('--consul', default='http://localhost:8500',
                help='The Consul HTTP API')
  @click.option('--marathon', default='http://localhost:8080',
                help='The Marathon HTTP API')
  def main(host, port, consul, marathon):
      from consular.main import Consular
      consular = Consular(consul, marathon)
      consular.app.run(host, port)
  
subject: document command line params