Simplify add_block_batch.

1. No need to accept AugmentedBlockchain and reconstruct it again.
2. No need to return both success and an unused optional error.

chia/_tests/util/full_sync.py

@@ -212,8 +212,7 @@ async def run_sync_test(
                             )
                             fork_height = block_batch[0].height - 1
                             header_hash = block_batch[0].prev_header_hash
-                            success, summary, _err = await full_node.add_block_batch(
-                                AugmentedBlockchain(full_node.blockchain),
+                            success, summary = await full_node.add_block_batch(
                                 block_batch,
                                 peer_info,
                                 ForkInfo(fork_height, fork_height, header_hash),

chia/_tests/wallet/sync/test_wallet_sync.py

@@ -361,7 +361,6 @@ async def test_long_sync_wallet(
     )
     fork_height = blocks_reorg[-num_blocks - 10].height - 1
     await full_node.add_block_batch(
-        AugmentedBlockchain(full_node.blockchain),
         blocks_reorg[-num_blocks - 10 : -1],
         PeerInfo("0.0.0.0", 0),
         ForkInfo(fork_height, fork_height, blocks_reorg[-num_blocks - 10].prev_header_hash),
@@ -490,7 +489,6 @@ async def test_wallet_reorg_get_coinbase(
         full_node.constants, True, block_record, full_node.blockchain
     )
     await full_node.add_block_batch(
-        AugmentedBlockchain(full_node.blockchain),
         blocks_reorg_2[-44:],
         PeerInfo("0.0.0.0", 0),
         ForkInfo(blocks_reorg_2[-45].height, blocks_reorg_2[-45].height, blocks_reorg_2[-45].header_hash),

chia/full_node/full_node.py

@@ -634,8 +634,8 @@ async def short_sync_batch(self, peer: WSChiaConnection, start_height: uint32, t
                         self.constants, new_slot, prev_b, self.blockchain
                     )
                     vs = ValidationState(ssi, diff, None)
-                    success, state_change_summary, _err = await self.add_block_batch(
-                        AugmentedBlockchain(self.blockchain), response.blocks, peer_info, fork_info, vs
+                    success, state_change_summary = await self.add_block_batch(
+                        response.blocks, peer_info, fork_info, vs
                     )
                     if not success:
                         raise ValueError(f"Error short batch syncing, failed to validate blocks {height}-{end_height}")
@@ -1467,13 +1467,12 @@ async def update_wallets(self, wallet_update: WalletUpdate) -> None:
 
     async def add_block_batch(
         self,
-        blockchain: AugmentedBlockchain,
         all_blocks: list[FullBlock],
         peer_info: PeerInfo,
         fork_info: ForkInfo,
         vs: ValidationState,  # in-out parameter
         wp_summaries: Optional[list[SubEpochSummary]] = None,
-    ) -> tuple[bool, Optional[StateChangeSummary], Optional[Err]]:
+    ) -> tuple[bool, Optional[StateChangeSummary]]:
         # Precondition: All blocks must be contiguous blocks, index i+1 must be the parent of index i
         # Returns a bool for success, as well as a StateChangeSummary if the peak was advanced
 
@@ -1482,7 +1481,7 @@ async def add_block_batch(
         blocks_to_validate = await self.skip_blocks(blockchain, all_blocks, fork_info, vs)
 
         if len(blocks_to_validate) == 0:
-            return True, None, None
+            return True, None
 
         futures = await self.prevalidate_blocks(
             blockchain,
@@ -1508,7 +1507,7 @@ async def add_block_batch(
                 f"Total time for {len(blocks_to_validate)} blocks: {time.monotonic() - pre_validate_start}, "
                 f"advanced: True"
             )
-        return err is None, agg_state_change_summary, err
+        return err is None, agg_state_change_summary
 
     async def skip_blocks(
         self,

chia/simulator/add_blocks_in_batches.py

@@ -40,14 +40,9 @@ async def add_blocks_in_batches(
         if (b.height % 128) == 0:
             print(f"main chain: {b.height:4} weight: {b.weight}")
         # vs is updated by the call to add_block_batch()
-        success, state_change_summary, err = await full_node.add_block_batch(
-            AugmentedBlockchain(full_node.blockchain),
-            block_batch.entries,
-            PeerInfo("0.0.0.0", 0),
-            fork_info,
-            vs,
+        success, state_change_summary = await full_node.add_block_batch(
+            block_batch.entries, PeerInfo("0.0.0.0", 0), fork_info, vs
         )
-        assert err is None
         assert success is True
         if state_change_summary is not None:
             peak_fb: Optional[FullBlock] = await full_node.blockchain.get_full_peak()

tools/test_full_sync.py

@@ -165,8 +165,7 @@ async def run_sync_checkpoint(
                 fork_height = block_batch[0].height - 1
                 header_hash = block_batch[0].prev_header_hash
 
-                success, _, _err = await full_node.add_block_batch(
-                    AugmentedBlockchain(full_node.blockchain),
+                success, _ = await full_node.add_block_batch(
                     block_batch,
                     peer_info,
                     ForkInfo(fork_height, fork_height, header_hash),
@@ -189,8 +188,7 @@ async def run_sync_checkpoint(
                 )
                 fork_height = block_batch[0].height - 1
                 fork_header_hash = block_batch[0].prev_header_hash
-                success, _, _err = await full_node.add_block_batch(
-                    AugmentedBlockchain(full_node.blockchain),
+                success, _ = await full_node.add_block_batch(
                     block_batch,
                     peer_info,
                     ForkInfo(fork_height, fork_height, fork_header_hash),