Create index-to-value mapping in a dictionary based on a list of values

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examples/functional/index_to_value.py

planned_order = ('b', 'c', 'd', 'a')
plan = dict(zip(range(len(planned_order)), planned_order))
print(plan)

{0: 'b', 1: 'c', 2: 'd', 3: 'a'}