for testing and deploying your application
for finding and fixing issues
for empowering human code reviews
import attr
from so_magic.utils import SubclassRegistry
class EngineTabularRetriever(metaclass=SubclassRegistry): pass
class EngineTabularIterator(metaclass=SubclassRegistry): pass
class EngineTabularMutator(metaclass=SubclassRegistry): pass
@attr.s
class BackendSpecifications:
name_abbreviation = attr.ib(init=True)
name = attr.ib(init=True, default=attr.Factory(lambda self: self.name_abbreviation, takes_self=True))
def __call__(self, *args, **kwargs):
backend = args[0]
backend.retriever = EngineTabularRetriever.subclasses[self.name_abbreviation]
backend.iterator = EngineTabularIterator.subclasses[self.name_abbreviation]
backend.mutator = EngineTabularMutator.subclasses[self.name_abbreviation]
backend.id = self.name_abbreviation
@classmethod
def from_dict(cls, a_dict):
return BackendSpecifications(a_dict['id'], a_dict.get('name', a_dict['id']))
boromir674 /
so-magic
