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8 changes: 6 additions & 2 deletions jupyter_sphinx/ast.py
Original file line number Diff line number Diff line change
Expand Up @@ -606,9 +606,13 @@ def run(self):
def get_widgets(notebook):
try:
return notebook.metadata.widgets[WIDGET_STATE_MIMETYPE]
except KeyError:
from . import logger
logger.warning(
'Unable to get widget state in current notebook - are you sure that pywidgets rendered correctly in all your notebooks ?'
)
return None
except AttributeError:
# Don't catch KeyError because it's a bug if 'widgets' does
# not contain 'WIDGET_STATE_MIMETYPE'
return None


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