code: def test_allequal():
      assert allequal([3, 3, 3]) == True
      assert allequal([]) == True
      assert allequal([1, 2, 3]) == False
  
file_path: icevision/tests/utils/test_utils.py
imports: from icevision.all import *
  from icevision.core.record_components import LossesRecordComponent
label_desc: Use image node_id 5 for calling a global function with example usage: test_allequal() without return types