improved logging

python_app/generator_sweep/runner.py

@@ -45,11 +45,13 @@ class _MarkerOutputs:
         self._lines.open()
         self._is_open = True
         self.reset_to_idle()
+        logger.debug("Generator sweep marker GPIO lines opened")
 
     def close(self) -> None:
         """Release GPIO lines."""
         self._is_open = False
         self._lines.close()
+        logger.debug("Generator sweep marker GPIO lines closed")
 
     def begin_sweep(self) -> None:
         """Raise sweep marker while preserving current step level."""
@@ -170,6 +172,7 @@ class GeneratorSweepRunner:
                     self._markers.toggle_step()
                 self._wait_for_generator_ready()
                 self._emit_pwm_window()
+            logger.debug("Completed generator sweep pass over %d frequencies", len(self._config.frequencies_hz))
         finally:
             self._pwm.disable()
             self._markers.end_sweep()