change empty '' with None

qgis · May 17, 2018 · 2a7c10e · 2a7c10e
1 parent 5710698
commit 2a7c10e
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Showing 3 changed files with 3 additions and 3 deletions.
diff --git a/python/plugins/processing/algs/gdal/ClipRasterByExtent.py b/python/plugins/processing/algs/gdal/ClipRasterByExtent.py
@@ -67,7 +67,7 @@ def initAlgorithm(self, config=None):
         self.addParameter(QgsProcessingParameterNumber(self.NODATA,
                                                        self.tr('Assign a specified nodata value to output bands'),
                                                        type=QgsProcessingParameterNumber.Double,
-                                                       defaultValue='',
+                                                       defaultValue=None,
                                                        optional=True))
 
         options_param = QgsProcessingParameterString(self.OPTIONS,

diff --git a/python/plugins/processing/algs/gdal/ClipRasterByMask.py b/python/plugins/processing/algs/gdal/ClipRasterByMask.py
@@ -72,7 +72,7 @@ def initAlgorithm(self, config=None):
         self.addParameter(QgsProcessingParameterNumber(self.NODATA,
                                                        self.tr('Assign a specified nodata value to output bands'),
                                                        type=QgsProcessingParameterNumber.Double,
-                                                       defaultValue='',
+                                                       defaultValue=None,
                                                        optional=True))
         self.addParameter(QgsProcessingParameterBoolean(self.ALPHA_BAND,
                                                         self.tr('Create an output alpha band'),

diff --git a/python/plugins/processing/algs/gdal/contour.py b/python/plugins/processing/algs/gdal/contour.py
@@ -91,7 +91,7 @@ def initAlgorithm(self, config=None):
         nodata_param = QgsProcessingParameterNumber(self.NODATA,
                                                     self.tr('Input pixel value to treat as "nodata"'),
                                                     type=QgsProcessingParameterNumber.Double,
-                                                    defaultValue='',
+                                                    defaultValue=None,
                                                     optional=True)
         nodata_param.setFlags(nodata_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
         self.addParameter(nodata_param)