code: def ocsp_responder_certificate_path():
      
      certificate_path = getattr(settings, 'ESTEID_OCSP_RESPONDER_CERTIFICATE_PATH', 'TEST_of_SK_OCSP_RESPONDER_2011.pem')
  
      if certificate_path in ['TEST_of_SK_OCSP_RESPONDER_2011.pem', 'sk-ocsp-responder-certificates.pem']:
          return os.path.join(os.path.dirname(__file__), 'certs', certificate_path)
  
      return certificate_path
docs: Get ocsp responder certificate path
  
      Test: TEST_of_SK_OCSP_RESPONDER_2011.pem
      Live: sk-ocsp-responder-certificates.pem
  
      Note: These files are distributed under esteid/certs
  
      :return: