code: def schedule_valid(request):
      # Use lambda to prevent iterator from being consumed by first test
      r_func, r1, r2, r3 = request.param
      return r_func(), r1, r2, r3
  
file_path: thinc/thinc/tests/test_optimizers.py
imports: import numpy
  import pytest
  from thinc.api import Optimizer, registry
label_desc: Use image node_id 3 for calling a global function with example usage: schedule_valid(request) and returns: r_func,  r1,  r2,  r3