code: def _get_installations(self):
          
          response = None
          for base_url in urls.BASE_URLS:
              urls.BASE_URL = base_url
              try:
                  response = requests.get(
                      urls.get_installations(self._username),
                      headers={
                          'Cookie': 'vid={}'.format(self._vid),
                          'Accept': 'application/json,'
                                    'text/javascript, */*; q=0.01',
                      })
                  if 2 == response.status_code // 100:
                      break
                  elif 503 == response.status_code:
                      continue
                  else:
                      raise ResponseError(response.status_code, response.text)
              except requests.exceptions.RequestException as ex:
                  raise RequestError(ex)
  
          _validate_response(response)
          self.installations = json.loads(response.text)
docs: Get information about installations