structuredAttrs is enabled

trying https://files.pythonhosted.org/packages/ec/bb/2799cc2ede3ed41131f8975621e7213dfc7ef4acbbaadfa440f32500c370/starlette-1.3.1-py3-none-any.whl
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed

  0      0   0      0   0      0      0      0           00:07              0
 57  73632  57  42633   0      0   5042      0   00:14   00:08   00:06  37277
100  73632 100  73632   0      0   8404      0   00:08   00:08          37277
100  73632 100  73632   0      0   8404      0   00:08   00:08          37277
100  73632 100  73632   0      0   8404      0   00:08   00:08          37277