code: def preload(argv):
      for arg in argv:
          if arg.startswith("--"):
              arg = arg[2:]
  
          if arg in contrib_registry:
              contrib_registry[arg].preload()
  
imports: import argparse
  from ludwig.contribs import contrib_registry, ContribLoader
label_desc: Use image node_id 3 for calling a global function with example usage: preload(argv) without return types