from qgis.core import *
from qgis.utils import iface
import processing

# Load the layer
layer = iface.mapCanvas().currentLayer()

bluespaces = QgsExpression ( " "ITEM2012" = 'Wetlands' OR "ITEM2012" =
'Water'")
selection = layer.getFeatures(QgsFeatureRequest(bluespaces))
ids = ([k.id() for k in selection])
layer.setSelectedFeatures( ids )
newlayer = QgsVectorFileWriter.writeAsVectorFormat(layer,
'U:PythonTestbluespaces.shp', 'System',
QgsCoordinateReferenceSystem(25382), 'ESRI Shapefile', bool(True))