[processing] more clean in QGIS algs

Author: alexbruy

python/plugins/processing/algs/qgis/MultipartToSingleparts.py

@@ -29,7 +29,7 @@
 
 from qgis.PyQt.QtGui import QIcon
 
-from qgis.core import Qgis, QgsFeature, QgsGeometry, QgsWkbTypes, QgsWkbTypes
+from qgis.core import QgsFeature, QgsGeometry, QgsWkbTypes
 
 from processing.core.GeoAlgorithm import GeoAlgorithm
 from processing.core.GeoAlgorithmExecutionException import GeoAlgorithmExecutionException
@@ -57,7 +57,6 @@ def defineCharacteristics(self):
 
     def processAlgorithm(self, progress):
         layer = dataobjects.getObjectFromUri(self.getParameterValue(self.INPUT))
-
         geomType = self.multiToSingleGeom(layer.wkbType())
 
         writer = self.getOutputFromName(self.OUTPUT).getVectorWriter(
@@ -87,41 +86,41 @@ def processAlgorithm(self, progress):
 
     def multiToSingleGeom(self, wkbType):
         try:
-            if wkbType in (Qgis.WKBPoint, Qgis.WKBMultiPoint,
-                           Qgis.WKBPoint25D, Qgis.WKBMultiPoint25D):
-                return Qgis.WKBPoint
-            elif wkbType in (Qgis.WKBLineString, Qgis.WKBMultiLineString,
-                             Qgis.WKBMultiLineString25D,
-                             Qgis.WKBLineString25D):
-
-                return Qgis.WKBLineString
-            elif wkbType in (Qgis.WKBPolygon, Qgis.WKBMultiPolygon,
-                             Qgis.WKBMultiPolygon25D, Qgis.WKBPolygon25D):
-
-                return Qgis.WKBPolygon
+            if wkbType in (QgsWkbTypes.Point, QgsWkbTypes.MultiPoint,
+                           QgsWkbTypes.Point25D, QgsWkbTypes.MultiPoint25D):
+                return QgsWkbTypes.Point
+            elif wkbType in (QgsWkbTypes.LineString, QgsWkbTypes.MultiLineString,
+                             QgsWkbTypes.MultiLineString25D,
+                             QgsWkbTypes.LineString25D):
+
+                return QgsWkbTypes.LineString
+            elif wkbType in (QgsWkbTypes.Polygon, QgsWkbTypes.MultiPolygon,
+                             QgsWkbTypes.MultiPolygon25D, QgsWkbTypes.Polygon25D):
+
+                return QgsWkbTypes.Polygon
             else:
-                return Qgis.WKBUnknown
+                return QgsWkbTypes.Unknown
         except Exception as err:
             raise GeoAlgorithmExecutionException(unicode(err))
 
     def extractAsSingle(self, geom):
         multiGeom = QgsGeometry()
         geometries = []
-        if geom.type() == Qgis.Point:
+        if geom.type() == QgsWkbTypes.PointGeometry:
             if geom.isMultipart():
                 multiGeom = geom.asMultiPoint()
                 for i in multiGeom:
                     geometries.append(QgsGeometry().fromPoint(i))
             else:
                 geometries.append(geom)
-        elif geom.type() == Qgis.Line:
+        elif geom.type() == QgsWkbTypes. LineGeometry:
             if geom.isMultipart():
                 multiGeom = geom.asMultiPolyline()
                 for i in multiGeom:
                     geometries.append(QgsGeometry().fromPolyline(i))
             else:
                 geometries.append(geom)
-        elif geom.type() == Qgis.Polygon:
+        elif geom.type() == QgsWkbTypes.PolygonGeometry:
             if geom.isMultipart():
                 multiGeom = geom.asMultiPolygon()
                 for i in multiGeom:

python/plugins/processing/algs/qgis/RectanglesOvalsDiamondsVariable.py

@@ -30,7 +30,7 @@
 
 from qgis.PyQt.QtGui import QIcon
 
-from qgis.core import Qgis, QgsFeature, QgsGeometry, QgsPoint
+from qgis.core import QgsWkbTypes, QgsFeature, QgsGeometry, QgsPoint
 
 from processing.core.GeoAlgorithm import GeoAlgorithm
 from processing.core.ProcessingLog import ProcessingLog
@@ -98,7 +98,7 @@ def processAlgorithm(self, progress):
         writer = self.getOutputFromName(
             self.OUTPUT_LAYER).getVectorWriter(
                 layer.fields().toList(),
-                Qgis.WKBPolygon,
+                QgsWkbTypes.Polygon,
                 layer.crs())
 
         outFeat = QgsFeature()