Fix 2

Author: bouwew

plugwise_usb/nodes/helpers/pulses.py

@@ -173,12 +173,15 @@ def collected_pulses(
             if self._log_production is None or not self._log_production:
                 return (None, None)
 
+        
         if (
-            (log_pulses, reset) := self._collect_pulses_from_logs(from_timestamp, is_consumption)
-        ) is None:
+            result := self._collect_pulses_from_logs(from_timestamp, is_consumption)
+        )is None:
             _LOGGER.debug("collected_pulses | %s | log_pulses:None", self._mac)
             return (None, None)
 
+        log_pulses = result[0]
+        reset = result[1]
         pulses: int | None = None
         delta_cons_pulses: int = 0
         delta_prod_pulses: int = 0