Close source file after looping over all trees in copy_root (#112)

* Close source file after looping over all trees
* Make sure there's no file handle preventing close prematurely in test_copy_root.

fix: copy_root when selecting size with entry numbers, losing 100 ent…

…ries (#103)

* fixed branch slimming

* linter

* Another small fix with copy_root

fix: copy_root when selecting size with entry numbers, losing 100 ent…

…ries (#103)

* fixed branch slimming

* linter

* Another small fix with copy_root

fixed branch slimming (#102)

build(deps): bump codecov/codecov-action (#98)

Bumps the actions group with 1 update in the / directory: [codecov/codecov-action](https://github.com/codecov/codecov-action).


Updates `codecov/codecov-action` from 4.3.1 to 4.5.0
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v4.3.1...v4.5.0)

---
updated-dependencies:
- dependency-name: codecov/codecov-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Zoë Bilodeau <70441641+zbilodea@users.noreply.github.com>

fix: add_histograms() output visualization errors (#82)

* fixed force option, fixed multiple args

* fixes to hadd logic, storing histograms in dict now...need users to be able to store two files worth of hists in memory

* Adjusting where should flow=True

* changed the way taxes were created, identify.to_axis seemed to change the edge values

* Now creating to_axis objects without including bin edges as arguments...

fix: cannot input multiple files when using "add" or "merge-root" in …

…the command line (#80)

* fixed force option, fixed multiple args

feat: add branch skimming option for reading ROOT files (#71)

* first commit

* saving

* added branch filtering

* formatting?

* got rid of eval(), now pylint is complaining about exec()...

* need noqa for 'unused variable'

* Switched to using uproot's 'cut' argument

fix: add check for keep and drop branches (#70)

* CLI commands

* formatting...

chore: change name to hepconvert (#53)

* Changed name in code

* formatting

* update new function

* more name changes and adjustments to docs

* Changed readthedocs setup

* fixing tests