Matthew Feickert

Use Rich for formatting summary output

6

# Description The [Rich library](https://github.com/willmcgugan/rich) is so cool and beautiful that I feel it would be very interesting to see if we could use `rich` For a preview of `rich`...

refactor: Use negative log likelihood as objective function

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# Description Resolves #1006 Use the negative log likelihood as the objective function to give to the minimizer instead of twice the negative log likelihood, as it is the more...

### Summary Running the notebook tests generates the warning ```pytb warnings.warn("'nteract-scrapbook' package has been renamed to `scrapbook`. No new releases are going out for this old package name.", FutureWarning) ```...

fix: Use qtilde as test stat for validation tests

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# Description Resolves #1067 Follows after PR #1114 Set `qtilde=True` in `validate_hypotest` https://github.com/scikit-hep/pyhf/blob/8a6ee36da4f566d8a37df01e20201098aa1f8a54/tests/test_validation.py#L572-L580 as changes in the validation process now make `qtilde` the correct test stat. See Issue #1067 for...

> This should get a better error message, but let's make this a whole separate Issue where we do some cleaning. Try to make error messages less opaque by giving...

Parallelize testing to speed up CI

1

### Summary The CI is a bit slow at the moment (most runs take over 18 minutes to complete). Parallelizing the testing with [`pytest-split`](https://pypi.org/project/pytest-split/) would help and could potentially bring...

Switch to using Typer over Click

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### Summary @dantrim has shown very nicely with his [`hamming-codec`](https://github.com/dantrim/hamming-codec) project that [Typer](https://typer.tiangolo.com/) provides a nice Click based CLI interface with typing support to minimize the amount of code that...

### Summary PR #1467 showed that the doctests are currently providing coverage to some areas of the codebase that the tests themselves never reach (e.g., when moving the doctests to...

### Summary As noted in PR #1642, making fixes to notebooks can result in huge diffs. This makes people less inclined to want to refactor notebooks given how expensive the...

refactor: Revise impact plot visualization

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# Description Resolves #822 # Checklist Before Requesting Reviewer - [ ] Tests are passing - [ ] "WIP" removed from the title of the pull request - [x] Selected...