docstr: Get root causes.
  :return dict: a dict represents root causes for each anomaly.
docstr_tok: ["Get","root","causes",".",":","return","dict",":","a","dict","represents","root","causes","for","each","anomaly","."]
code: def get_root_causes(self):
      """
      Get root causes.
      :return dict: a dict represents root causes for each anomaly.
      """
      return getattr(self, "causes", None)
  
imports: from luminol import exceptions
label_desc: Use image node_id 3 for calling the Luminol obj's underlying member method code with example usage: obj.get_root_causes() and returns: getattr