Make flake8 happy

Author: lithp

eth/tools/fixtures/helpers.py

@@ -198,9 +198,10 @@ def new_chain_from_fixture(fixture: Dict[str, Any],
     )
 
 
-def apply_fixture_block_to_chain(block_fixture: Dict[str, Any],
-                                 chain: BaseChain,
-                                 perform_validation: bool=True) -> Tuple[BaseBlock, BaseBlock, BaseBlock]:
+def apply_fixture_block_to_chain(
+        block_fixture: Dict[str, Any],
+        chain: BaseChain,
+        perform_validation: bool=True) -> Tuple[BaseBlock, BaseBlock, BaseBlock]:
     '''
     :return: (premined_block, mined_block, rlp_encoded_mined_block)
     '''

tests/json-fixtures/test_blockchain.py

@@ -116,9 +116,9 @@ def test_blockchain_fixtures(fixture_data, fixture):
 
         if should_be_good_block:
             (block, mined_block, block_rlp) = apply_fixture_block_to_chain(
-                    block_fixture,
-                    chain,
-                    perform_validation=False  # we manually validate below
+                block_fixture,
+                chain,
+                perform_validation=False  # we manually validate below
             )
             mined_blocks.append((block, mined_block))
         else: