Marko Toplak

I cleaned this up a bit. I removed parts that were already merged or were already implemented differently. This leaves category colors.

The modifications here use the same colors as defined in this file. The (afterwards) added Preprocess category is missing. [orange_baloons_colors.pdf](https://github.com/biolab/orange3/files/10902647/orange_baloons_colors.pdf)

Thanks for reporting this. I found a matching error report on our server: ``` handleNewSignals", " self._update_prediction_delegate()", " File \"/Applications/Orange.app/Contents/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/Orange/widgets/evaluate/owpredictions.py\", line 686, in _update_prediction_delegate", " tooltip_probs = self.class_var.values", "AttributeError: 'ContinuousVariable'...

Thank you for you issue, but that leaves too many variables to sort out. Perhaps you can get some more descriptive error from your system? Orange from pip works for...

In Orange we do pyqtgraph pdf export already, here is the code: https://github.com/biolab/orange-widget-base/blob/master/orangewidget/utils/PDFExporter.py We would be happy if this code would go upstream. It worked perfectly well with pyqtgraph 0.10.0,...

Another option is to only load it for Qt>5.12. That is what we did.

Thanks, @robertcv. We noticed that these restarts also cause some further errors. They seem connected with what you observe.

I like this suggestion now that the widget has an explicit file type selector.

> * Why is the reader choice not a setting? It is stored as a part of the RecentPath object so it is stored in there. > * Related to...

Comments from @stuart-cls (from his email, just so that they do not get lost): - Table.attributes -> I could try again to properly store this in the HDF5, instead of...