AttributeError: module 'anfis' has no attribute 'ANFIS'

[adhi006]

how to fix it?

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AttributeError Traceback (most recent call last) Cell In[7], line 6 1 mf = [[['gaussmf',{'mean':0.,'sigma':1.}],['gaussmf',{'mean':-1.,'sigma':2.}],['gaussmf',{'mean':-4.,'sigma':10.}],['gaussmf',{'mean':-7.,'sigma':7.}]], 2 [['gaussmf',{'mean':1.,'sigma':2.}],['gaussmf',{'mean':2.,'sigma':3.}],['gaussmf',{'mean':-2.,'sigma':10.}],['gaussmf',{'mean':-10.5,'sigma':5.}]]] 5 mfc = anfis.membershipfunction.MemFuncs(mf) ----> 6 anf = anfis.ANFIS(X, Y, mfc) 7 anf.trainHybridJangOffLine(epochs=20) 9 print (round(anf.consequents[-1][0],6))

AttributeError: module 'anfis' has no attribute 'ANFIS'