* don't use realpath to the interpreter binary
* doc: add a shot documentation text for %python_site{lib,arch}_module.
* Add initial pyproject declarative buildsystem
* fix: handle the situation when either `name` or `meta_name` is not found
* Consolidate site directory name normalization into %__python_sitedir_name
* Normalize the name of the directory
* Definitions of %python_site{lib,arch}_module macros.