

def test_render_instruction_xml(self):
    tree = Tree()
    self.instruct('xml')
    self.assertIn(tree(), '<?xml version="1.0" encoding="UTF-8"?>')

dataset/ETHPy150Open bigjason/datatree/datatree/tests/test_xmlrenderer.py test_XmlRenderer.test_render_instruction_xml/VarMisuse@16/20 `tree`->`self`