From 993dd7a90ea8ecc9288feb9c154c5126e67fec67 Mon Sep 17 00:00:00 2001 From: Jack Ha Date: Wed, 11 Jul 2018 11:34:31 +0200 Subject: [PATCH] Check for None instead of evaluating the variable as True/False. --- plugins/CuraEngineBackend/CuraEngineBackend.py | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/plugins/CuraEngineBackend/CuraEngineBackend.py b/plugins/CuraEngineBackend/CuraEngineBackend.py index 6bf06533bd..b588e7d9d5 100755 --- a/plugins/CuraEngineBackend/CuraEngineBackend.py +++ b/plugins/CuraEngineBackend/CuraEngineBackend.py @@ -584,12 +584,10 @@ class CuraEngineBackend(QObject, Backend): # # \param message The protobuf message containing sliced layer data. def _onOptimizedLayerMessage(self, message: Arcus.PythonMessage) -> None: - if self._start_slice_job_build_plate: + if self._start_slice_job_build_plate is not None: if self._start_slice_job_build_plate not in self._stored_optimized_layer_data: self._stored_optimized_layer_data[self._start_slice_job_build_plate] = [] - else: - self._start_slice_job_build_plate = 0 - self._stored_optimized_layer_data[self._start_slice_job_build_plate].append(message) + self._stored_optimized_layer_data[self._start_slice_job_build_plate].append(message) ## Called when a progress message is received from the engine. #