f = open("virgul.txt", 'r')
af = open("virgulyok.txt", "w")
for i in f:
    i.split(',') 
    deletecomma = i.split(',')[:-2]
    deletecomma = ','.join(i.split(',')[:-2])
    
    af.write("{}\n".format(deletecomma)) 
            
af.close() 
f.close()