mas=[((1,'a',5),(1,'b',4)),((2,'a',2),(2,'b',1)),((3,'a',2),(3,'b',5)),((4,'a',2),(4,'b',1)),((5,'a',5),(5,'b',4))]
t=1
clas=[[1,4],[2,3,5]]

while t==1:
    t=0
    print('Top of loop: ', clas)
    for clas_i, qw in enumerate(clas):
        print('clas_i = ', clas_i)
        print('qw = ', qw)
        if isinstance(qw, int):
            print('its int!')
            continue

        statver=[['',''],['',''],['',''],['',''],['',''],['','']]
        for er in qw:
            mq=mas[er-1]
            print('mq:', mq)
            for sa in mq:
                print('sa:', sa)
                for s, clasn in enumerate(clas):
                    #print('clasn: ', clasn)
                    x, y, z = sa
                    if z in clasn:
                        val = '%s%d' % (y, s)
                        if y == 'a':
                            statver[x][0] = val
                        else:
                            statver[x][1] = val
                        break
            print('statver: ', statver)

        newclas=[0,0,0,0,0,0,0,0,0,0]
        checkn=[]

        for ver in qw:
            for i2, ver1 in enumerate(qw):
                if i2 in checkn:
                    continue                                  
                if statver[ver]!= statver[ver1] and statver[ver]!=['',''] and statver[ver1]!=['',''] :                     
                        print('statver[ver] ',statver[ver],'statver[ver1] ',statver[ver])
                        newclas[ver]=ver1
                        print('newclas',newclas)
                        #newclas.append(ver1)
                        checkn.append(ver1)
                        print('checkn',checkn)
                        print('ver1: ',ver1)
                        #print('newclas:',newclas)
                        t=1
                        print('t = ', t)
                else:
                        #print('ni4ego ne pomenyali')
                        t=0
            checkn.append(ver)
            print('ver :',ver)

        print('checkn:', checkn)
        #print('newclas:', newclas)

        if t==1:
            print('i suda')
            newclas = filter(lambda a: a!=0, newclas)
            del clas[clas_i]
            clas += [newclas]
        #print('t = ', t)
        print('newclas:', newclas)

 for ver in qw:
            for i2, ver1 in enumerate(qw):
                if i2 in checkn:
                    continue                                  
                if statver[ver]!= statver[ver1] and statver[ver]!=['',''] and statver[ver1]!=['',''] :