mdl = SVC(C=c,kernel='rbf',degree=1,tol=0.0001)
 mdl = rfc(n_estimators=100,criterion='entropy',min_samples_leaf=5,min_samples_split=10,max_features=8)
 mdl = knn(n_neighbors=nb)
 mdl.fit(td,tc)
 for i in range(dtsize):
 
     td_index = []
     for k in range(repl_fact):
         td_index.append( dtsize*k + i)
         
     tsd_1 = np.array(tsd[td_index,:])
  
     
     tst_class_act=test_class[i]
     
     ab = mdl.kneighbors(tsd_1,return_distance=True)
     pos = ab[1]
     outcome = np.ravel(tc[pos])
     '''        1
     print ab
     print 
     print pos
     print 
     print outcome
  
     print 
     '''
     
     tst_class_pred_df = pd.DataFrame(outcome)
     #print tst_class_pred
     try: