Python versions using the latest version of `setuptools` (currently 78.0.1) cannot install this library: `setup.cfg` is using a long-deprecated argument that just needs updating. See [this PR](https://github.com/AuthorizeNet/sdk-python/pull/165) for the fix.
Python versions using the latest version of
setuptools(currently 78.0.1) cannot install this library:setup.cfgis using a long-deprecated argument that just needs updating.See this PR for the fix.