code: def test_init_from_dict():
      order = {"a": [3, 2, 1], "c": None, "b": ["x", "y", "z"]}
      g = GroupBy(order)
      assert g.order == order
  
file_path: seaborn/tests/_core/test_groupby.py
imports: import numpy
  import pandas
  import pytest
  from numpy.testing import assert_array_equal
  from seaborn._core.groupby import GroupBy
label_desc: Use image node_id 3 for calling a global function with example usage: test_init_from_dict() without return types