Proper name for fit functions

[andrea-pasquale]

Closes #393

Checklist:

• [ ] Reviewers confirm new code works as expected.
• [ ] Tests are passing.
• [ ] Coverage does not decrease.
• [ ] Documentation is updated.
• [ ] Compatibility with Qibo modules (Please edit this section if the current pull request is not compatible with the following branches).
  • [ ] Qibo: master
  • [ ] Qibolab: main
  • [ ] Qibolab_platforms_qrc: main

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 97.36%. Comparing base (b0c0ef7) to head (7f83710).

Additional details and impacted files

[](https://app.codecov.io/gh/qiboteam/qibocal/pull/875?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=qiboteam) ```diff @@ Coverage Diff @@ ## main #875 +/- ## ========================================== - Coverage 97.40% 97.36% -0.05% ========================================== Files 115 115 Lines 8645 8645 ========================================== - Hits 8421 8417 -4 - Misses 224 228 +4 ``` | [Flag](https://app.codecov.io/gh/qiboteam/qibocal/pull/875/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=qiboteam) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/qiboteam/qibocal/pull/875/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=qiboteam) | `97.36% <100.00%> (-0.05%)` | :arrow_down: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=qiboteam#carryforward-flags-in-the-pull-request-comment) to find out more. | [Files](https://app.codecov.io/gh/qiboteam/qibocal/pull/875?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=qiboteam) | Coverage Δ | | |---|---|---| | [...cal/protocols/two\_qubit\_interaction/cz\_virtualz.py](https://app.codecov.io/gh/qiboteam/qibocal/pull/875?src=pr&el=tree&filepath=src%2Fqibocal%2Fprotocols%2Ftwo_qubit_interaction%2Fcz_virtualz.py&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=qiboteam#diff-c3JjL3FpYm9jYWwvcHJvdG9jb2xzL3R3b19xdWJpdF9pbnRlcmFjdGlvbi9jel92aXJ0dWFsei5weQ==) | `93.91% <100.00%> (ø)` | | ... and [2 files with indirect coverage changes](https://app.codecov.io/gh/qiboteam/qibocal/pull/875/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=qiboteam)