3.4.5. Multidimensional Memory - JulTob/Python GitHub Wiki

Matrix

a = [ [1,2] , [0,1] , [-1,0] ]
a[0] = [1,2]
a[0][0] = 1

Binary tree

tree = 
[
  [
    ["a"],["b"]
  ]
,
  ["c"]
]
tree[0][0][0] = "a"
tree[0][1][0] = "b"
tree[1][0] = "c"