code: def test_expand_experiment_config():
      # An empty config expands to a singleton list. This is important so that
      # single job submission without a spec works.
      assert [{}] == c.expand_experiment_config({})
  
file_path: caliban/tests/caliban/config/test_experiment.py
imports: import json
  from argparse import ArgumentTypeError
  import caliban.config.experiment
  import caliban.util
  import caliban.util.schema
  import pytest
label_desc: Use image node_id 2 for calling a global function with example usage: test_expand_experiment_config() without return types