killqgis.py

script to reproduce bug - Marco Bernasocchi, 2015-03-30 08:19 AM

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from PyQt4.QtCore import QVariant
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#create test data in SHP
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vl = QgsVectorLayer("Point?crs=epsg:4326&field=name:string(20)", "temporary_points", "memory")
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pr = vl.dataProvider()
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vl.startEditing()
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fet = QgsFeature()
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fet.setGeometry(QgsGeometry.fromPoint(QgsPoint(10,10)))
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fet.setAttributes(["Johny"])
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pr.addFeatures([fet])
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vl.commitChanges()
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filepath = '/tmp/test.shp'
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QgsVectorFileWriter.writeAsVectorFormat(vl, filepath, "CP1250", None, "ESRI Shapefile")
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#load SHP, works with any shp


    		
  

  

    
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vl = QgsVectorLayer(filepath, "temporary_points", "ogr")


    		
  

  

    
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QgsMapLayerRegistry.instance().addMapLayer(vl)


    		
  

  

    
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#open the attribute table, important!


    		
  

  

    
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iface.actionOpenTable().trigger()


    		
  

  

    
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pr = vl.dataProvider()


    		
  

  

    
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vl.startEditing()


    		
  

  

    
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pr.addAttributes([QgsField("name2", QVariant.String)])


    		
  

  

    
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vl.commitChanges()


    		
  

  

    
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vl.startEditing()


    		
  

  

    
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print "now in the attribute table delete a field"


    		
  

  

    
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