From 021daedfa100defad553d69cd3d628aaa5bc7caf Mon Sep 17 00:00:00 2001
From: Zero-1729 <zero1729@protonmail.com>
Date: Mon, 16 Aug 2021 19:30:44 +0100
Subject: refactor: replace remaining binascii method calls

---
 contrib/linearize/linearize-data.py |  3 +--
 contrib/signet/miner                |  5 ++---
 contrib/zmq/zmq_sub.py              | 11 +++++------
 3 files changed, 8 insertions(+), 11 deletions(-)

(limited to 'contrib')

diff --git a/contrib/linearize/linearize-data.py b/contrib/linearize/linearize-data.py
index 73f54cd488..9a8bcc57a5 100755
--- a/contrib/linearize/linearize-data.py
+++ b/contrib/linearize/linearize-data.py
@@ -17,7 +17,6 @@ import datetime
 import time
 import glob
 from collections import namedtuple
-from binascii import unhexlify
 
 settings = {}
 
@@ -332,7 +331,7 @@ if __name__ == '__main__':
     settings['max_out_sz'] = int(settings['max_out_sz'])
     settings['split_timestamp'] = int(settings['split_timestamp'])
     settings['file_timestamp'] = int(settings['file_timestamp'])
-    settings['netmagic'] = unhexlify(settings['netmagic'].encode('utf-8'))
+    settings['netmagic'] = bytes.fromhex(settings['netmagic'])
     settings['out_of_order_cache_sz'] = int(settings['out_of_order_cache_sz'])
     settings['debug_output'] = settings['debug_output'].lower()
 
diff --git a/contrib/signet/miner b/contrib/signet/miner
index 78e1fa5ecd..012bd6cc31 100755
--- a/contrib/signet/miner
+++ b/contrib/signet/miner
@@ -15,7 +15,6 @@ import sys
 import time
 import subprocess
 
-from binascii import unhexlify
 from io import BytesIO
 
 PATH_BASE_CONTRIB_SIGNET = os.path.abspath(os.path.dirname(os.path.realpath(__file__)))
@@ -202,7 +201,7 @@ def finish_block(block, signet_solution, grind_cmd):
 
 def generate_psbt(tmpl, reward_spk, *, blocktime=None):
     signet_spk = tmpl["signet_challenge"]
-    signet_spk_bin = unhexlify(signet_spk)
+    signet_spk_bin = bytes.fromhex(signet_spk)
 
     cbtx = create_coinbase(height=tmpl["height"], value=tmpl["coinbasevalue"], spk=reward_spk)
     cbtx.vin[0].nSequence = 2**32-2
@@ -258,7 +257,7 @@ def get_reward_addr_spk(args, height):
         return args.address, args.reward_spk
 
     reward_addr = get_reward_address(args, height)
-    reward_spk = unhexlify(json.loads(args.bcli("getaddressinfo", reward_addr))["scriptPubKey"])
+    reward_spk = bytes.fromhex(json.loads(args.bcli("getaddressinfo", reward_addr))["scriptPubKey"])
     if args.address is not None:
         # will always be the same, so cache
         args.reward_spk = reward_spk
diff --git a/contrib/zmq/zmq_sub.py b/contrib/zmq/zmq_sub.py
index 9cb887e2dc..6269269d37 100755
--- a/contrib/zmq/zmq_sub.py
+++ b/contrib/zmq/zmq_sub.py
@@ -23,7 +23,6 @@
     https://github.com/bitcoin/bitcoin/blob/37a7fe9e440b83e2364d5498931253937abe9294/contrib/zmq/zmq_sub.py
 """
 
-import binascii
 import asyncio
 import zmq
 import zmq.asyncio
@@ -58,18 +57,18 @@ class ZMQHandler():
             sequence = str(struct.unpack('<I', seq)[-1])
         if topic == b"hashblock":
             print('- HASH BLOCK ('+sequence+') -')
-            print(binascii.hexlify(body))
+            print(body.hex())
         elif topic == b"hashtx":
             print('- HASH TX  ('+sequence+') -')
-            print(binascii.hexlify(body))
+            print(body.hex())
         elif topic == b"rawblock":
             print('- RAW BLOCK HEADER ('+sequence+') -')
-            print(binascii.hexlify(body[:80]))
+            print(body[:80].hex())
         elif topic == b"rawtx":
             print('- RAW TX ('+sequence+') -')
-            print(binascii.hexlify(body))
+            print(body.hex())
         elif topic == b"sequence":
-            hash = binascii.hexlify(body[:32])
+            hash = body[:32].hex()
             label = chr(body[32])
             mempool_sequence = None if len(body) != 32+1+8 else struct.unpack("<Q", body[32+1:])[0]
             print('- SEQUENCE ('+sequence+') -')
-- 
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