code: def test_mime_enabler_context_manager():
      alt.data_transformers.enable("json")
      alt.renderers.enable("mimetype")
  
      assert alt.data_transformers.active == "json"
      assert alt.renderers.active == "mimetype"
  
      with vf.disable():
          assert alt.data_transformers.active == "default"
          assert alt.renderers.active == "default"
  
      assert alt.data_transformers.active == "json"
      assert alt.renderers.active == "mimetype"
  
      ctx = vf.disable()
      assert alt.data_transformers.active == "default"
      assert alt.renderers.active == "default"
      assert repr(ctx) == "vegafusion.disable()"
  
      with vf.enable():
          assert alt.data_transformers.active == "vegafusion-inline"
          assert alt.renderers.active == "vegafusion-mime"
  
      assert alt.data_transformers.active == "default"
      assert alt.renderers.active == "default"
  
      ctx = vf.enable()
      assert alt.data_transformers.active == "vegafusion-inline"
      assert alt.renderers.active == "vegafusion-mime"
      assert (
          repr(ctx)
          == "vegafusion.enable(mimetype='html', row_limit=10000, embed_options=None)"
      )
  
label_desc: Use image node_id 1 for calling a global function with example usage: test_mime_enabler_context_manager() without return types