I am attempting to run a union operation in a standalone pyqgis script and I'm receiving this error: Algorithm qgis:union not found
The union operation fails with this code:
params = {
'INPUT' : vlayer,
'OVERLAY' : vlayer2,
'OUTPUT' : r'd:\tmp\union-test.shp'
}
operation='native:union'
feedback = QgsProcessingFeedback()
res = processing.run(operation, params, feedback=feedback)
When I attempt to run Processing.updateAlgsList()
, I receive this error:
'Processing' has no attribute 'updateAlgsList'
Is this function named something else in pyqgis3?
I am using OSGeo4W64 on windows and appending the python plugins path:
sys.path.append(r'C:\OSGeo4W64\apps\qgis\python\plugins')
gdal:aspect
gdal:assignprojection
gdal:buffervectors
gdal:buildvirtualraster
gdal:cliprasterbyextent
gdal:cliprasterbymasklayer
gdal:clipvectorbyextent
gdal:clipvectorbypolygon
gdal:colorrelief
gdal:contour
gdal:convertformat
gdal:dissolve
gdal:executesql
gdal:extractprojection
gdal:fillnodata
gdal:gdal2tiles
gdal:gdal2xyz
gdal:gdalinfo
gdal:gridaverage
gdal:griddatametrics
gdal:gridinversedistance
gdal:gridinversedistancenearestneighbor
gdal:gridlinear
gdal:gridnearestneighbor
gdal:hillshade
gdal:importvectorintopostgisdatabaseavailableconnections
gdal:importvectorintopostgisdatabasenewconnection
gdal:merge
gdal:nearblack
gdal:offsetcurve
gdal:ogrinfo
gdal:onesidebuffer
gdal:overviews
gdal:pcttorgb
gdal:pointsalonglines
gdal:polygonize
gdal:proximity
gdal:rastercalculator
gdal:rasterize
gdal:rearrange_bands
gdal:retile
gdal:rgbtopct
gdal:roughness
gdal:sieve
gdal:slope
gdal:tileindex
gdal:tpitopographicpositionindex
gdal:translate
gdal:triterrainruggednessindex
gdal:warpreproject
grass7:i.albedo
grass7:i.aster.toar
grass7:i.atcorr
grass7:i.biomass
grass7:i.cca
grass7:i.cluster
grass7:i.colors.enhance
grass7:i.eb.eta
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grass7:nviz
grass7:r.basins.fill
grass7:r.blend.combine
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grass7:r.colors.stddev
grass7:r.composite
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grass7:r.cross
grass7:r.describe
grass7:r.distance
grass7:r.drain
grass7:r.fill.dir
grass7:r.fill.stats
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grass7:r.flow
grass7:r.grow
grass7:r.grow.distance
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grass7:r.in.lidar
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grass7:r.lake
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grass7:r.li.cwed
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grass7:r.li.patchnum
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grass7:r.li.pielou
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grass7:r.li.renyi
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grass7:r.li.richness
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grass7:r.li.shannon
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grass7:r.mapcalc
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grass7:r.out.gridatb
grass7:r.out.mat
grass7:r.out.mpeg
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grass7:r.out.vrml
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grass7:r.param.scale
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grass7:r.profile
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grass7:r.quant
grass7:r.quantile
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grass7:r.random.cells
grass7:r.random.surface
grass7:r.reclass
grass7:r.reclass.area
grass7:r.recode
grass7:r.regression.line
grass7:r.regression.multi
grass7:r.relief
grass7:r.relief.scaling
grass7:r.report
grass7:r.resamp.bspline
grass7:r.resamp.filter
grass7:r.resamp.interp
grass7:r.resamp.rst
grass7:r.resamp.stats
grass7:r.resample
grass7:r.rescale
grass7:r.rescale.eq
grass7:r.rgb
grass7:r.ros
grass7:r.series
grass7:r.series.accumulate
grass7:r.series.interp
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grass7:r.sim.sediment
grass7:r.sim.water
grass7:r.slope.aspect
grass7:r.solute.transport
grass7:r.spread
grass7:r.spreadpath
grass7:r.statistics
grass7:r.stats
grass7:r.stats.quantile.out
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grass7:r.stats.zonal
grass7:r.stream.extract
grass7:r.sun
grass7:r.sunhours
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grass7:r.surf.fractal
grass7:r.surf.gauss
grass7:r.surf.idw
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grass7:r.terraflow
grass7:r.texture
grass7:r.thin
grass7:r.tile
grass7:r.tileset
grass7:r.to.vect
grass7:r.topidx
grass7:r.topmodel
grass7:r.topmodel.topidxstats
grass7:r.transect
grass7:r.univar
grass7:r.uslek
grass7:r.usler
grass7:r.viewshed
grass7:r.volume
grass7:r.walk.coords
grass7:r.walk.points
grass7:r.walk.rast
grass7:r.water.outlet
grass7:r.watershed
grass7:r.what.color
grass7:r.what.coords
grass7:r.what.points
grass7:v.buffer
grass7:v.build.check
grass7:v.build.polylines
grass7:v.class
grass7:v.clean
grass7:v.cluster
grass7:v.db.select
grass7:v.decimate
grass7:v.delaunay
grass7:v.dissolve
grass7:v.distance
grass7:v.drape
grass7:v.edit
grass7:v.extract
grass7:v.extrude
grass7:v.generalize
grass7:v.hull
grass7:v.in.ascii
grass7:v.in.dxf
grass7:v.in.e00
grass7:v.in.geonames
grass7:v.in.lidar
grass7:v.in.lines
grass7:v.in.mapgen
grass7:v.in.wfs
grass7:v.info
grass7:v.kcv
grass7:v.kernel.rast
grass7:v.kernel.vector
grass7:v.lidar.correction
grass7:v.lidar.edgedetection
grass7:v.lidar.growing
grass7:v.mkgrid
grass7:v.neighbors
grass7:v.net
grass7:v.net.alloc
grass7:v.net.allpairs
grass7:v.net.bridge
grass7:v.net.centrality
grass7:v.net.components
grass7:v.net.connectivity
grass7:v.net.distance
grass7:v.net.flow
grass7:v.net.iso
grass7:v.net.nreport
grass7:v.net.path
grass7:v.net.report
grass7:v.net.salesman
grass7:v.net.spanningtree
grass7:v.net.steiner
grass7:v.net.timetable
grass7:v.net.visibility
grass7:v.normal
grass7:v.out.ascii
grass7:v.out.dxf
grass7:v.out.postgis
grass7:v.out.pov
grass7:v.out.svg
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grass7:v.outlier
grass7:v.overlay
grass7:v.pack
grass7:v.parallel
grass7:v.patch
grass7:v.perturb
grass7:v.proj
grass7:v.qcount
grass7:v.random
grass7:v.rast.stats
grass7:v.reclass
grass7:v.rectify
grass7:v.report
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grass7:v.transform
grass7:v.type
grass7:v.univar
grass7:v.vect.stats
grass7:v.voronoi
grass7:v.what.rast
grass7:v.what.vect
qgis:addfieldtoattributestable
qgis:advancedpythonfieldcalculator
qgis:aggregate
qgis:aspect
qgis:barplot
qgis:basicstatisticsforfields
qgis:boxplot
qgis:buildvirtualvector
qgis:checkvalidity
qgis:concavehull
qgis:convertgeometrytype
qgis:countpointsinpolygon
qgis:createattributeindex
qgis:createconstantrasterlayer
qgis:creategrid
qgis:createpointslayerfromtable
qgis:createspatialindex
qgis:definecurrentprojection
qgis:delaunaytriangulation
qgis:deletecolumn
qgis:deleteduplicategeometries
qgis:densifygeometries
qgis:densifygeometriesgivenaninterval
qgis:distancematrix
qgis:distancetonearesthublinetohub
qgis:distancetonearesthubpoints
qgis:eliminateselectedpolygons
qgis:executesql
qgis:exportaddgeometrycolumns
qgis:extractspecificvertices
qgis:fieldcalculator
qgis:findprojection
qgis:generatepointspixelcentroidsalongline
qgis:generatepointspixelcentroidsinsidepolygons
qgis:geometrybyexpression
qgis:heatmapkerneldensityestimation
qgis:hillshade
qgis:hypsometriccurves
qgis:idwinterpolation
qgis:importintopostgis
qgis:importintospatialite
qgis:joinattributesbylocation
qgis:joinbylocationsummary
qgis:keepnbiggestparts
qgis:knearestconcavehull
qgis:linestopolygons
qgis:listuniquevalues
qgis:meanandstandarddeviationplot
qgis:minimumboundinggeometry
qgis:nearestneighbouranalysis
qgis:orthogonalize
qgis:pointsalonglines
qgis:pointsdisplacement
qgis:pointstopath
qgis:polarplot
qgis:poleofinaccessibility
qgis:polygonfromlayerextent
qgis:polygonize
qgis:polygonstolines
qgis:postgisexecuteandloadsql
qgis:postgisexecutesql
qgis:randomextract
qgis:randomextractwithinsubsets
qgis:randompointsalongline
qgis:randompointsinextent
qgis:randompointsinlayerbounds
qgis:randompointsinsidepolygons
qgis:randomselection
qgis:randomselectionwithinsubsets
qgis:rastercalculator
qgis:rasterize
qgis:rasterlayerhistogram
qgis:rasterlayerstatistics
qgis:rastersampling
qgis:rectanglesovalsdiamondsfixed
qgis:rectanglesovalsdiamondsvariable
qgis:refactorfields
qgis:regularpoints
qgis:relief
qgis:ruggednessindex
qgis:scatter3dplot
qgis:selectbyattribute
qgis:selectbyexpression
qgis:serviceareafromlayer
qgis:serviceareafrompoint
qgis:setmvalue
qgis:setstyleforrasterlayer
qgis:setstyleforvectorlayer
qgis:setzvalue
qgis:singlesidedbuffer
qgis:slope
qgis:snapgeometries
qgis:spatialiteexecutesql
qgis:splitvectorlayer
qgis:statisticsbycategories
qgis:sumlinelengths
qgis:texttofloat
qgis:tininterpolation
qgis:topologicalcoloring
qgis:truncatetable
qgis:variabledistancebuffer
qgis:vectorlayerhistogram
qgis:vectorlayerscatterplot
qgis:voronoipolygons
qgis:zonalstatistics
saga:accumulatedcost
saga:accumulatedcostanisotropic
saga:accumulatedcostisotropic
saga:accumulationfunctions
saga:addcoordinatestopoints
saga:addindicatorfieldsforcategories
saga:addpointattributestopolygons
saga:addpolygonattributestopoints
saga:addrastervaluestofeatures
saga:addrastervaluestopoints
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saga:aggregatepointobservations
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saga:analyticalhierarchyprocess
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saga:convergenceindexsearchradius
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saga:convertlinestopoints
saga:convertlinestopolygons
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saga:convertpointstolines
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saga:createpointgrid
saga:createpolygonsgraticule
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saga:gwrforsinglepredictorlayer
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saga:topographicopenness
saga:topographicpositionindextpi
saga:topographicwetnessindextwi
saga:tpibasedlandformclassification
saga:transectthroughpolygonshapefile
saga:transformvectorlayer
saga:transposerasterlayers
saga:triangulation
saga:universalkriging
saga:upslopeanddownslopecurvature
saga:upslopearea
saga:userdefinedfilter
saga:valleyandridgedetectiontophatapproach
saga:valleydepth
saga:variabledistancebuffer
saga:variogramcloud
saga:variogramsurface
saga:vectorisinggridclasses
saga:vectorruggednessmeasurevrm
saga:vegetationindexdistancebased
saga:vegetationindexslopebased
saga:verticaldistancetochannelnetwork
saga:warpingshapes
saga:waterretentioncapacity
saga:watershedbasins
saga:watershedsegmentation
saga:watershedsegmentationvigra
saga:windeffect
saga:windexpositionindex
saga:zonalmultipleregressionanalysispointsandpredictorgrids
saga:zonalrasterstatistics
native:union
instead ofqgis:union
.native:union
results inError: Algorithm native:union not found