minor clean-ups

.gitignore

@@ -2,6 +2,7 @@
 *.pyo
 __pycache__/
 *.log
+*.mo
 
 /lib/Solaar.egg-info/
 /build/

lib/logitech_receiver/common.py

@@ -208,6 +208,7 @@ class NamedInts(object):
 
 
 def strhex(x):
+	assert x is not None
 	"""Produce a hex-string representation of a sequence of bytes."""
 	return _hexlify(x).decode('ascii').upper()
 

lib/logitech_receiver/status.py

@@ -263,7 +263,8 @@ class DeviceStatus(dict):
 
 					# Devices lose configuration when they are turned off,
 					# make sure they're up-to-date.
-					for s in self._device.settings:
+					# _log.debug("%s settings %s", d, d.settings)
+					for s in d.settings:
 						s.apply()
 
 					if self.get(KEYS.BATTERY_LEVEL) is None:
@@ -285,7 +286,7 @@ class DeviceStatus(dict):
 		self.updated = timestamp
 
 		# if _log.isEnabledFor(_DEBUG):
-		# 	_log.debug("device %d changed: active=%s %s", self._device.number, self._active, dict(self))
+		# 	_log.debug("device %d changed: active=%s %s", d.number, self._active, dict(self))
 		self._changed_callback(d, alert, reason)
 
 	# def poll(self, timestamp):