runtime error

Space not ready. Reason: Error, exitCode: 1, message: None

Container logs:

[nltk_data] Downloading package wordnet to /home/user/nltk_data...
/home/user/app/netdissect/dissection.py:915: SyntaxWarning: "is" with a literal. Did you mean "=="?
  if label_fracs is None or label_fracs is 0:
/home/user/app/netdissect/segmenter.py:254: SyntaxWarning: "is not" with a literal. Did you mean "!="?
  assert result is not 0, 'unrecognized class %d' % classnum
StyleGAN2: Optimized CUDA op FusedLeakyReLU not available, using native PyTorch fallback.
StyleGAN2: Optimized CUDA op UpFirDn2d not available, using native PyTorch fallback.
Traceback (most recent call last):
  File "app.py", line 18, in <module>
    from ipywidgets import fixed
ModuleNotFoundError: No module named 'ipywidgets'