StateVectors and DocDiffs are now type annotated as bytes

y_py.pyi

@@ -141,8 +141,10 @@ class YDoc:
             A subscription identifier that can be used to cancel the callback.
         """
 
-EncodedStateVector = List[int]
-EncodedDeleteSet = List[int]
+EncodedStateVector = bytes
+EncodedDeleteSet = bytes
+YDocUpdate = bytes
+
 
 class AfterTransactionEvent:
     """
@@ -176,10 +178,9 @@ def encode_state_vector(doc: YDoc) -> EncodedStateVector:
 
     """
 
-YDocUpdate = List[int]
 
 def encode_state_as_update(
-    doc: YDoc, vector: Optional[EncodedStateVector]=None
+    doc: YDoc, vector: Optional[Union[EncodedStateVector, List[int]]]=None
 ) -> YDocUpdate:
     """
     Encodes all updates that have happened since a given version `vector` into a compact delta
@@ -202,7 +203,7 @@ def encode_state_as_update(
         apply_update(local_doc, remote_delta)
     """
 
-def apply_update(doc: YDoc, diff: YDocUpdate):
+def apply_update(doc: YDoc, diff: Union[YDocUpdate, List[int]]):
     """
     Applies delta update generated by the remote document replica to a current document. This
     method assumes that a payload maintains lib0 v1 encoding format.
@@ -276,7 +277,7 @@ class YTransaction:
         compaction and optimization of internal representation of updates, triggering events etc.
         Ypy transactions are auto-committed when they are `free`d.
         """
-    def state_vector_v1(self) -> List[int]:
+    def state_vector_v1(self) -> EncodedStateVector:
         """
         Encodes a state vector of a given transaction document into its binary representation using
         lib0 v1 encoding. State vector is a compact representation of updates performed on a given
@@ -304,7 +305,7 @@ class YTransaction:
                 del remote_txn
 
         """
-    def diff_v1(self, vector: Optional[List[int]]=None) -> List[int]:
+    def diff_v1(self, vector: Optional[EncodedStateVector]=None) -> YDocUpdate:
         """
         Encodes all updates that have happened since a given version `vector` into a compact delta
         representation using lib0 v1 encoding. If `vector` parameter has not been provided, generated
@@ -331,7 +332,7 @@ class YTransaction:
                 del local_txn
                 del remote_txn
         """
-    def apply_v1(self, diff: List[int]):
+    def apply_v1(self, diff: YDocUpdate):
         """
         Applies delta update generated by the remote document replica to a current transaction's
         document. This method assumes that a payload maintains lib0 v1 encoding format.