code: def get_session():
      
      config = PyquilConfig()
      session = requests.Session()
      retry_adapter = HTTPAdapter(max_retries=Retry(total=3,
                                                    method_whitelist=['POST'],
                                                    status_forcelist=[502, 503, 504, 521, 523],
                                                    backoff_factor=0.2,
                                                    raise_on_status=False))
  
      session.mount("http://", retry_adapter)
      session.mount("https://", retry_adapter)
  
      # We need this to get binary payload for the wavefunction call.
      session.headers.update({"Accept": "application/octet-stream",
                              "X-User-Id": config.user_id,
                              "X-Api-Key": config.api_key})
  
      session.headers.update({
          'Content-Type': 'application/json; charset=utf-8'
      })
  
      return session
docs: Create a requests session to access the REST API
  
      :return: requests session
      :rtype: Session