code: def is_composite_sampler(sampler_type):
      """Composite samplers return a [key, val, ...] list as opposed to just a val."""
      composite_samplers = ["regnet_sampler"]
      return sampler_type in composite_samplers
  
file_path: pycls/pycls/sweep/samplers.py
imports: import numpy
  import pycls.core.builders
  import pycls.core.net
  import pycls.models.regnet
  import pycls.sweep.random
  from pycls.core.config import cfg
  from pycls.sweep.random import validate_rand
label_desc: Use image node_id 6 for calling a global function with example usage: is_composite_sampler(sampler_type) and returns: unknown