Voodoo function to discover classes in given 'package' that subclass the given 'target_baseclass'

get_package_subclassed_classes.py

def _get_package_defined_classes(package, target_baseclass) -> dict:
    """
    Voodoo function to discover classes in given 'package' that subclass the given 'target_baseclass'
    :param package: Python Package Object
    :param target_baseclass: Python Class Object
    :return:
        {
            CLASS_NAME: CLASS_OBJECT,
            ...
        }
    """
    import inspect
    import importlib
    import pkgutil

    defined_classes = {}
    for importer, module_name, is_pkg in pkgutil.iter_modules(package.__path__, package.__name__ + '.'):
        module = importlib.import_module(module_name)
        module_classes = inspect.getmembers(module, inspect.isclass)
        for identifier, klass in module_classes:
            if klass is not target_baseclass and issubclass(klass, target_baseclass):
                defined_classes[identifier] = klass
    return defined_classes