code: def visible_sampler_names():
      return [x.name for x in samplers if x.name not in samplers_hidden]
  
imports: from modules import sd_samplers_kdiffusion, sd_samplers_timesteps, shared
  from modules.sd_samplers_common import samples_to_image_grid, sample_to_image
label_desc: Use image node_id 4 for calling a global function with example usage: visible_sampler_names() and returns: unknown