implement widget for xy median filter

zUtil_Python/pydct/orangecontrib/pydct/widgets/xyfilter_median.py

@@ -13,9 +13,8 @@ from Orange.widgets.widget import OWWidget
 from orangewidget.settings import Setting
 from pydct.preprocess.main import normalize_margin_mean
 from pydct.preprocess.moving_median_removal import remove_moving_medians
-from silx.gui.qt import QThread
-
 from pydct.preprocess.xyfilter_median import xyfilter_median
+from silx.gui.qt import QThread
 
 _logger = logging.getLogger("orangecontrib.pydct")
 
@@ -115,7 +114,7 @@ class XYFilterMedian(OWWidget):
     def _on_input_change(self):
 
         if self._computing:
-            _logger.warning("inputs changed while computing the normalization, terminating...")
+            _logger.warning("inputs changed while computing, terminating...")
             self._thread.quit()  # todo check if this works
             self._computing = False