code: def test_chainerx_get_device():
      context = chainerx.Context()
      with chainerx.context_scope(context):
          device = chainerx.get_device("native:0")
          assert device.context is context
          assert device.name == "native:0"
          assert device is chainerx.get_device("native", 0)
          assert device is chainerx.get_device(device)
          assert chainerx.get_default_device() is chainerx.get_device()
  
file_path: chainer/tests/chainerx_tests/unit_tests/test_context.py
imports: import pytest
  import chainerx
label_desc: Use image node_id 6 for calling a global function with example usage: test_chainerx_get_device() without return types