Best Python code snippet using lisa_python
subclasses.py
Source: subclasses.py
...9 def __init__(self, runbook: Any, *args: Any, **kwargs: Any) -> None:10 super().__init__()11 self.runbook = runbook12 @classmethod13 def create_with_runbook(14 cls, runbook: schema.TypedSchema, **kwargs: Any15 ) -> "BaseClassWithRunbookMixin":16 if cls.type_schema() != type(runbook):17 # reload if type is defined in subclass18 runbook = schema.load_by_type(cls.type_schema(), runbook)19 return cls(runbook=runbook, **kwargs)20 @classmethod21 def type_schema(cls) -> Type[schema.TypedSchema]:22 raise NotImplementedError()23T_BASECLASS = TypeVar("T_BASECLASS", bound=BaseClassMixin)24if TYPE_CHECKING:25 SubClassTypeDict = UserDict[str, type]26else:27 SubClassTypeDict = UserDict28class Factory(InitializableMixin, Generic[T_BASECLASS], SubClassTypeDict):29 def __init__(self, base_type: Type[T_BASECLASS]) -> None:30 super().__init__()31 self._base_type = base_type32 self._log = get_logger("subclasses", base_type.__name__)33 def _initialize(self, *args: Any, **kwargs: Any) -> None:34 # initialize types from subclasses.35 # each type should be unique in code, or there is warning message.36 for subclass_type in self._get_subclasses(self._base_type):37 subclass_type_name = subclass_type.type_name()38 exists_type = self.get(subclass_type_name)39 if exists_type:40 # so far, it happens on ut only.41 # When UT code import each other, it happens.42 # it's important to use first registered.43 self._log.error(44 f"registered [{subclass_type_name}] subclass again. "45 f"It should happen in UT only. "46 f"new: [{subclass_type}], exist: [{exists_type}]"47 )48 else:49 self[subclass_type.type_name()] = subclass_type50 self._log.debug(51 f"registered: " f"[{', '.join([name for name in self.keys()])}]"52 )53 def load_typed_runbook(self, raw_runbook: Any) -> T_BASECLASS:54 type_name = raw_runbook[constants.TYPE]55 sub_type = self._get_sub_type(type_name)56 instance: Any = schema.load_by_type(sub_type, raw_runbook)57 if hasattr(instance, "extended_schemas"):58 if instance.extended_schemas:59 raise LisaException(60 f"found unknown fields: {instance.extended_schemas}"61 )62 return cast(T_BASECLASS, instance)63 def create_by_type_name(self, type_name: str, **kwargs: Any) -> T_BASECLASS:64 sub_type = self._get_sub_type(type_name)65 return cast(T_BASECLASS, sub_type(**kwargs))66 def create_by_runbook(67 self, runbook: schema.TypedSchema, **kwargs: Any68 ) -> T_BASECLASS:69 sub_type = self._get_sub_type(runbook.type)70 sub_type_with_runbook = cast(Type[BaseClassWithRunbookMixin], sub_type)71 sub_object = sub_type_with_runbook.create_with_runbook(72 runbook=runbook, **kwargs73 )74 assert isinstance(75 sub_object, BaseClassWithRunbookMixin76 ), f"actual: {type(sub_object)}"77 return cast(T_BASECLASS, sub_object)78 def _get_subclasses(79 self, type: Type[BaseClassMixin]80 ) -> Iterable[Type[BaseClassMixin]]:81 # recursive loop subclasses of subclasses82 for subclass_type in type.__subclasses__():83 yield subclass_type84 yield from self._get_subclasses(subclass_type)85 def _get_sub_type(self, type_name: str) -> type:...
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