message: update server.py for run_server command
diff: @@ -599,9 +599,7 @@ class Server(object):
  "-workflow_path {} " \
  "-workflow_file {} " \
  "-bthread_concurrency {} " \
  - "-max_body_size {} " \
  - "-enable_prometheus={} " \
  - "-prometheus_port {} ".format(
  + "-max_body_size {} ".format(
  self.bin_path,
  self.workdir,
  self.infer_service_fn,
  @@ -616,9 +614,7 @@ class Server(object):
  self.workdir,
  self.workflow_fn,
  self.num_threads,
  - self.max_body_size,
  - self.enable_prometheus,
  - self.prometheus_port)
  + self.max_body_size)
  if self.enable_prometheus:
  command = command + \
  "-enable_prometheus={} " \
  