- Update to 4.15.0
* This release of Sherpa includes various enhancements,
documentation updates, bug fixes, and infrastructure changes.
## Enhancements:
* Improved validation of arguments when creating Data objects:
- arrays sent to Data objects are now converted to ndarrays
- the independent axis is now made read-only
- the size of a data object is now fixed.
* Filter setting with notice/ignore are reported to the screen
for the users of the UI layer.
* Increased test coverage for plotting
## Documentation changes:
* updated readthedocs to use pip and pytest instead of setup.py
* several updates to documentation, including updates to
fake_pha, calc_ftest, calc_mlr
## Infrastructure changes:
* Drop support for Python 3.7
* Updates to start creating Python 3.10 Conda packages.
* Use Numpy 1.20 for Python 3.8/3.9 and Numpy 1.21 for Python
3.10.
* Moves toward PEP-517 with some distutils cleanup and more
configuration moved from setup.py to setup.cfg
* Various improvements to the GitHub Actions and GitLab workflows
## Bug fixes:
* Ensure chi2xspecvar errors match XSPEC when 0 counts are
present during background subtraction
* Remove model instances from the global symbol table when clean
is called
* Addresses new warnings in the tests for Matplotlib 3.6.0 and
AstroPy 5.1