abstractmethod

ptvp35/__init__.py

@@ -62,11 +62,13 @@ note: unstable signature."""
 
     __slots__ = ()
 
+    @abc.abstractmethod
     def line(self, key: Any, value: Any, /) -> str:
         """line must contain exactly one '\\n' at exactly the end if the line is not empty.
 note: other forms of requests will later be represented by different methods or by instances of Action class."""
         raise NotImplementedError
 
+    @abc.abstractmethod
     def fromline(self, line: str, /) -> tuple[Any, Any]:
         """inverse of line().
 note: unstable signature."""
@@ -238,19 +240,24 @@ class VirtualConnection(abc.ABC):
 
     __slots__ = ()
 
+    @abc.abstractmethod
     def get(self, key: Any, default: Any, /):
         raise NotImplementedError
 
+    @abc.abstractmethod
     async def commit_transaction(self, delta: dict, /) -> None:
         raise NotImplementedError
 
+    @abc.abstractmethod
     def submit_transaction_request(self, delta: dict, future: asyncio.Future | None, /) -> None:
         raise NotImplementedError
 
+    @abc.abstractmethod
     @nightly
     def loop(self, /) -> asyncio.AbstractEventLoop:
         raise NotImplementedError
 
+    @abc.abstractmethod
     def transaction(self, /) -> 'Transaction':
         return Transaction(self)