424 B
424 B
title, tags
| title | tags |
|---|---|
| find_key | dictionary,intermediate |
Returns the first key in the provided dictionary that has the given value.
Use dictionary.items() and next() to return the first key that has a value equal to val.
def find_key(dict, val):
return next(key for key, value in dict.items() if value == val)
ages = {
"Peter": 10,
"Isabel": 11,
"Anna": 9,
}
find_key(ages, 11) # "Isabel"