[Python] TypeError not supported between instances of 'type' and 'int'

I am trying to make matrix 2 dimension and then I took 1 of the matrix's element into comparison. for the record, i declare my matrix with type integer and I do comparison with integer too. what happen with this ? this is my matrix declaration :

Matkul = [str]*10
for i in range (10) :
Matkul = [int]*2


then this is my comparison between integer element in matkul with integer :

x = Matkul[1]
if x >= 85 :
return 'A'

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