dictionary.items()
, a generator and list()
to return all keys that have a value equal to val
.def find_keys(dict, val):
return list(key for key, value in dict.items() if value == val)
ages = { 'Peter': 10, 'Isabel': 11, 'Anna': 10, } find_keys(ages, 10) # [ 'Peter', 'Anna' ]
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