Merge pull request #36 from mthespian/minor_timing_improvements

Minor timing improvements

sacn/sending/sender_handler.py

@@ -34,8 +34,8 @@ def __init__(self, cid: tuple, source_name: str, outputs: Dict[int, Output], bin
 
     def on_periodic_callback(self, current_time: float) -> None:
         # send out universe discovery packets if necessary
-        if abs(current_time - self._last_time_universe_discover) > E131_E131_UNIVERSE_DISCOVERY_INTERVAL \
-                and self.universe_discovery:
+        if self.universe_discovery and \
+              abs(current_time - self._last_time_universe_discover) >= E131_E131_UNIVERSE_DISCOVERY_INTERVAL:
             self.send_universe_discovery_packets()
             self._last_time_universe_discover = current_time
 
@@ -44,8 +44,8 @@ def on_periodic_callback(self, current_time: float) -> None:
         [self.send_out(output, current_time) for output in list(self._outputs.values())
             # only send if the manual flush feature is disabled
             # send out when the 1 second interval is over
-            if not self.manual_flush and
-            (abs(current_time - output._last_time_send) > SEND_OUT_INTERVAL or output._changed)]
+            if not self.manual_flush and \
+            (output._changed or abs(current_time - output._last_time_send) >= SEND_OUT_INTERVAL)]
 
     def send_out(self, output: Output, current_time: float):
         # 1st: Destination (check if multicast)