chore: some cleanups and minor fixes

This removes debug output and corrects some code nits that have
been introduced by the big CI restoration PR #418

autopilot/test_autopilot.py

@@ -25,5 +25,4 @@ def test_main(node_factory):
     l1, l2 = node_factory.line_graph(2, wait_for_announce=True, opts=plugin_opt)
     # just call main function
     res = l1.rpc.autopilot_run_once(dryrun=True)
-    #l1.daemon.wait_for_log("I'd like to open [0-9]* new channels with [0-9]* satoshis each")
-    print(res)
+    l1.daemon.wait_for_log("I'd like to open [0-9]+ new channels with [0-9]+msat satoshis each")

backup/test_backup.py

@@ -2,7 +2,7 @@ from backend import Backend
 import socketbackend
 from flaky import flaky
 from pyln.testing.fixtures import *  # noqa: F401,F403
-from pyln.testing.utils import wait_for, sync_blockheight
+from pyln.testing.utils import sync_blockheight
 import os
 import pytest
 import subprocess
@@ -37,7 +37,7 @@ def test_start(node_factory, directory):
         assert "backup.py" in plugins
 
 
-def test_start_no_init(node_factory, directory, executor):
+def test_start_no_init(node_factory, directory):
     """The plugin should refuse to start if we haven't initialized the backup
     """
     bpath = os.path.join(directory, 'lightning-1', 'regtest')

noise/noise.py

@@ -54,9 +54,10 @@ class Payment(object):
 def serialize_payload(n, blockheight):
     block, tx, out = n['channel'].split('x')
     scid = int(block) << 40 | int(tx) << 16 | int(out)
+
     def minint(i):
         if i < 2**8:
-            return struct.pack("!b", i)
+            return struct.pack("!B", i)
         elif i < 2**16:
             return struct.pack('!H', i)
         elif i < 2**32:
@@ -213,9 +214,6 @@ def on_htlc_accepted(onion, htlc, plugin, **kwargs):
     msg.verified = sigcheck['verified']
 
     preimage = payload.get(TLV_KEYSEND_PREIMAGE)
-    print("YYY")
-    print(htlc)
-    print(onion)
     if preimage is not None:
         msg.payment = Payment(preimage.value, htlc['amount_msat'])
         res = {
@@ -226,9 +224,6 @@ def on_htlc_accepted(onion, htlc, plugin, **kwargs):
         res = {'result': 'continue'}
 
     plugin.messages.append(msg)
-    print("Delivering message to {c} waiters".format(
-        c=len(plugin.receive_waiters)
-    ))
     for r in plugin.receive_waiters:
         m = msg.to_dict()
         m['total_messages'] = len(plugin.messages)