- Added the continuous Perez-Driesse transposition model. :py:func:`pvlib.irradiance.perez_driesse` (:issue:`1841`, :pull:`1876`)
- :py:func:`pvlib.bifacial.infinite_sheds.get_irradiance` and :py:func:`pvlib.bifacial.infinite_sheds.get_irradiance_poa` now include shaded fraction in returned variables. (:pull:`1871`)
- Added :py:func:`~pvlib.iam.convert` and :py:func:`~pvlib.iam.fit` that convert between IAM models, and that fit an IAM model to data. (:issue:`1824`, :pull:`1827`)
- Replace use of deprecated
pkg_resources. (:issue:`1881`, :pull:`1882`)
- Arjan Keeman (:ghuser:`akeeman`)
- Miguel Sánchez de León Peque (:ghuser:`Peque`)
- Will Hobbs (:ghuser:`williamhobbs`)
- Anton Driesse (:ghuser:`adriesse`)
- Abigail Jones (:ghuser:`ajonesr`)
- Cliff Hansen (:ghuser:`cwhanse`)