base.py 文件源码

def factory(distribution_type, provenance=None):
        """
        Factory method for creating the appropriate Orchestrator sub-class
        based on format type.

        Parameters
        ----------
        distribution_type : string
            Type of distribution subclass to create. Current options are:
            'conda', 'debian', 'neurodebian', 'pypi'
        provenance : dict
            Keyword args to be passed to initialize class instance 

        Returns
        -------
        distribution : object
            Distribution class or its instance (when provenance is not None)
        """
        class_name = distribution_type.capitalize() + 'Distribution'
        module = import_module('niceman.distributions.' + distribution_type.lower())
        class_ = getattr(module, class_name)
        return class_ if provenance is None else class_(**provenance)