PYTHON list=[((0, 2), 5), ((0, 3), 3), ((0, 5), 4), ((0, 6), 8), ((0, 8), 2), ((1, 0), 8)] How can I access the first element of this tuple to get [(0,2),(0, 3),(0, 5),(0, 6),(0, 8),(1, 0)] or (0,2),(0, 3),(0, 5),(0, 6),(0, 8),(1, 0) ? ?

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