diff --git a/src/arith_uint256.cpp b/src/arith_uint256.cpp
--- a/src/arith_uint256.cpp
+++ b/src/arith_uint256.cpp
@@ -8,7 +8,6 @@
 #include <crypto/common.h>
 #include <uint256.h>
 
-
 template <unsigned int BITS>
 base_uint<BITS>::base_uint(const std::string &str) {
     static_assert(BITS / 32 > 0 && BITS % 32 == 0,
diff --git a/src/bench/mempool_eviction.cpp b/src/bench/mempool_eviction.cpp
--- a/src/bench/mempool_eviction.cpp
+++ b/src/bench/mempool_eviction.cpp
@@ -6,7 +6,6 @@
 #include <policy/policy.h>
 #include <txmempool.h>
 
-
 static void AddTx(const CTransactionRef &tx, const Amount &nFee,
                   CTxMemPool &pool) EXCLUSIVE_LOCKS_REQUIRED(cs_main, pool.cs) {
     int64_t nTime = 0;
diff --git a/src/bench/rollingbloom.cpp b/src/bench/rollingbloom.cpp
--- a/src/bench/rollingbloom.cpp
+++ b/src/bench/rollingbloom.cpp
@@ -2,7 +2,6 @@
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
-
 #include <bench/bench.h>
 #include <bloom.h>
 
diff --git a/src/bench/rpc_mempool.cpp b/src/bench/rpc_mempool.cpp
--- a/src/bench/rpc_mempool.cpp
+++ b/src/bench/rpc_mempool.cpp
@@ -8,7 +8,6 @@
 
 #include <univalue.h>
 
-
 static void AddTx(const CTransactionRef &tx, const Amount &fee,
                   CTxMemPool &pool) EXCLUSIVE_LOCKS_REQUIRED(cs_main, pool.cs) {
     LockPoints lp;
diff --git a/src/crypto/sha256_shani.cpp b/src/crypto/sha256_shani.cpp
--- a/src/crypto/sha256_shani.cpp
+++ b/src/crypto/sha256_shani.cpp
@@ -11,7 +11,6 @@
 #include <cstdint>
 #include <immintrin.h>
 
-
 namespace {
 
 alignas(__m128i) const uint8_t MASK[16] = {0x03, 0x02, 0x01, 0x00, 0x07, 0x06,
diff --git a/src/rpc/misc.cpp b/src/rpc/misc.cpp
--- a/src/rpc/misc.cpp
+++ b/src/rpc/misc.cpp
@@ -254,7 +254,8 @@
 
     FlatSigningProvider key_provider;
     std::string error;
-    auto desc = Parse(desc_str, key_provider, error, /* require_checksum = */ true);
+    auto desc =
+        Parse(desc_str, key_provider, error, /* require_checksum = */ true);
     if (!desc) {
         throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, error);
     }
diff --git a/src/script/standard.h b/src/script/standard.h
--- a/src/script/standard.h
+++ b/src/script/standard.h
@@ -13,7 +13,6 @@
 
 #include <boost/variant.hpp>
 
-
 static const bool DEFAULT_ACCEPT_DATACARRIER = true;
 
 class CKeyID;
diff --git a/src/wallet/crypter.h b/src/wallet/crypter.h
--- a/src/wallet/crypter.h
+++ b/src/wallet/crypter.h
@@ -9,7 +9,6 @@
 #include <serialize.h>
 #include <support/allocators/secure.h>
 
-
 const unsigned int WALLET_CRYPTO_KEY_SIZE = 32;
 const unsigned int WALLET_CRYPTO_SALT_SIZE = 8;
 const unsigned int WALLET_CRYPTO_IV_SIZE = 16;
diff --git a/src/zmq/zmqconfig.h b/src/zmq/zmqconfig.h
--- a/src/zmq/zmqconfig.h
+++ b/src/zmq/zmqconfig.h
@@ -9,7 +9,6 @@
 #include <config/bitcoin-config.h>
 #endif
 
-
 #if ENABLE_ZMQ
 #include <zmq.h>
 #endif
diff --git a/test/functional/test_framework/mininode.py b/test/functional/test_framework/mininode.py
--- a/test/functional/test_framework/mininode.py
+++ b/test/functional/test_framework/mininode.py
@@ -587,7 +587,8 @@
         if response is not None:
             self.send_message(response)
 
-    def send_blocks_and_test(self, blocks, node, *, success=True, force_send=False, reject_reason=None, expect_disconnect=False, timeout=60):
+    def send_blocks_and_test(self, blocks, node, *, success=True, force_send=False,
+                             reject_reason=None, expect_disconnect=False, timeout=60):
         """Send blocks to test node and test whether the tip advances.
 
          - add all blocks to our block_store