PR: Add ability to show plots for dataframes (Variable Explorer)

[dpturibio]

Description of Changes

• Wrote at least one-line docstrings (for any new functions)
• Added unit test(s) covering the changes (if testable)

• Included a screenshot or animation (if affecting the UI, see Licecap)

Enables "plot" item for dataframes following the same structure of code used for plotting arrays, that redirects the plot to IPython console at the end, using %varexp --plot [variable_name]

Issue(s) Resolved

Fixes #21743

Affirmation

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I affirm the Developer Certificate of Origin
with respect to all commits and content included in this PR,
and understand I am releasing the same under Spyder's MIT (Expat) license.

I certify the above statement is true and correct: @dpturibio

[pep8speaks]

Hello @dpturibio! Thanks for updating this PR. We checked the lines you've touched for PEP 8 issues, and found:

There are currently no PEP 8 issues detected in this Pull Request. Cheers! 🍻

Comment last updated at 2024-04-23 01:05:33 UTC

[ccordoba12]

Hey @dpturibio, thanks for your work on this! For now, please rebase on top of or merge with our latest master to get the fixes we did last week to our tests.

[dpturibio]

Thank you @ccordoba12.
I was wondering why so many tests were failing, and that's why...

[dpturibio]

@ccordoba12 let me know if code is ok to merge

[ccordoba12]

Thanks for your contribution @dpturibio! I left two small suggestions for you, the rest looks good to me.

[dpturibio]

Thanks for your contribution @dpturibio! I left two small suggestions for you, the rest looks good to me.

Thank you @ccordoba12 for the inputs on the small but well-pointed suggestions. If everything is ok for you, please proceed with the MR. Thank you again for all the support.

[ccordoba12]

Looks good to me now, thanks @dpturibio!