code: def expand_params(key, vals):
      return [{key: v} for v in vals]
  
imports: from cuml.benchmark.runners import run_variations
  from cuml.benchmark import algorithms
  from cuml.internals.safe_imports import cpu_only_import
label_desc: Use image node_id 2 for calling a global function with example usage: expand_params(key, vals) and returns: unknown