python dictionary search by value code example

Example 1: search in dict python

dictionary = { "key1" : 1, "name" : "Jordan", "age" : 21 }
for key in dictionary.keys():
    print("the key is {} and the value is {}".format(key, dictionary[key]))
    # or print("the key is",key,"and the value is",dictionary[key])
# OUTPOUT
# the key is key1 and the value is 1
# the key is name and the value is Jordan
# the key is age and the value is 21

Example 2: if equal to key return value python

# default param is optional
dict.get(key, default = None)

Example 3: find key by value python

print(list(d.keys())[list(d.values()).index(990)])