Test_Array_Replace

gistfile1.txt

layer = QgsProject.instance().mapLayersByName('replacement_table')[0]
test = QgsProject.instance().mapLayersByName('test')[0]

#print (layer.name())

#print (test.name())

feat = layer.getFeatures()
seat = test.getFeatures()

# create a dictionary for replacement 

dict = {}

for f in feat:
    dict[f.attributes()[0]]=f.attributes()[1]
    
#print (dict)


for s in seat:
    b = s.attributes()[0]
    c = b.split(',')
    
    list = []
    
    for m in c:
        d = m.replace('urn:uuid:','',1)
        if d in dict:
            list.append('urn:uuid:'+dict[d])
        else:
            list.append('urn:uuid:'+d)
    #c = b.replace(b,"urn:uuid",1)
    #print (c)
    
    g = ','.join(list)
    
    print (g)