Merge origin/main: the tree-wide ruff pass beside the Music reconnect work

1 files changed, 13 insertions, 6 deletions

diff --git a/poc/spike5_node.py b/poc/spike5_node.py
index 6104e00..cded922 100644
--- a/poc/spike5_node.py
+++ b/poc/spike5_node.py
@@ -14,20 +14,27 @@ Note: node initiates the TCP connection (reversed for POC — in production,
 the QUIC client connects to the node using the hole-punching from Spike 4).
 """
 
-import asyncio, json, base64, struct, os, time
+import asyncio
+import base64
+import json
+import os
+import struct
+import time
 from pathlib import Path
+
+import blake3
+from cryptography.hazmat.primitives import hashes, serialization
 from cryptography.hazmat.primitives.asymmetric.ed25519 import Ed25519PrivateKey
 from cryptography.hazmat.primitives.ciphers.aead import ChaCha20Poly1305
 from cryptography.hazmat.primitives.kdf.hkdf import HKDF
-from cryptography.hazmat.primitives import hashes, serialization
-import blake3
 
 MESHBAY_HOST = "meshbay.org"
 MESHBAY_PORT = 19003
 CHUNK_SIZE   = 1024 * 1024   # 1 MB
 TEST_FILE    = Path("testfile.bin")
 STATE_FILE   = Path("node_state.json")
-PASS = "✓"; FAIL = "✗"
+PASS = "✓"
+FAIL = "✗"
 
 # ── Wire helpers ───────────────────────────────────────────────────────────────
 
@@ -125,7 +132,7 @@ async def main():
     print(f"  {PASS} Test file: {TEST_FILE} ({file_size/1024/1024:.1f} MB)")
 
     # Pre-compute file hash (used in HKDF info string — identifies the file)
-    print(f"  Computing file hash...")
+    print("  Computing file hash...")
     t0 = time.perf_counter()
     file_hash = blake3.blake3(TEST_FILE.read_bytes()).digest()
     print(f"  {PASS} File hash: {file_hash.hex()[:16]}... ({(time.perf_counter()-t0)*1000:.0f}ms)")
@@ -166,7 +173,7 @@ async def main():
 
     print(f"  {PASS} Sent {payload_kb:.1f} KB in {send_ms:.0f}ms ({throughput:.1f} MB/s)")
     print(f"\n  {'='*50}")
-    print(f"  Timings (node side):")
+    print("  Timings (node side):")
     print(f"    Encrypt + sign : {enc_ms:.1f} ms")
     print(f"    TCP send       : {send_ms:.0f} ms")
     print(f"    Total          : {total_ms:.0f} ms")