class_docstr: Not implemented yet.
class_docstr_tok: ["Not","implemented","yet","."]
code: def _get_results(self):
      pass
  
file_path: statsmodels/statsmodels/sandbox/sysreg.py
imports: from statsmodels.regression.linear_model import GLS
  import numpy
  from statsmodels.base.model import LikelihoodModelResults
  from scipy import sparse
label_desc: Use image node_id 2 for calling the SysResults obj's underlying member method code with example usage: obj._get_results() without return types