Files
30-seconds-of-code/snippets/find_keys.md
Isabelle Viktoria Maciohsek 195fcdef28 Add find_keys
2020-04-16 19:17:13 +03:00

444 B

title, tags
title tags
find_keys dictionary,intermediate

Returns all keys in the provided dictionary that have the given value.

Use 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" ]