Cell with HTML content containing <base href="..."> breaks toolbar (save, etc.) (ipython/ipython#10843)
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- Jupyter Notebook
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Description
Duplicate of https://github.com/ipython/ipython/issues/10843
Hello
I came across this:
```
%%html

```
Although the result is "correct" and the image appears. The notebook cannot longer be saved because its `` was modified by the embedded HTML.

Wouldn't this be considered an issue?
Notice the **error** warning pill on the top-right of the notebook.
Jupyter 5.1.0

Contributor guide
Research direction
Review the linked duplicate issue and reproduce the problem with the supplied %%html cell containing a element. Trace how that embedded HTML affects the notebook toolbar and save operation; done means the HTML still renders while toolbar actions, including saving, continue to work without an error warning.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- jupyter-notebook
- Domain
- frontend
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 25/100