How to check if keys exists in dictionary python?

A dictionary is a set of unordered key, value pairs. In a dictionary, The keys must be unique, and they are stored in an unordered manner.

Here we’ll see how to check if the key exists in the dictionary.

e.g.,

Dict = {'John':78, 'zoya':96, 'vicky':65, 'Sonia':85}
key = input()
try:
    Dict[key]
except KeyError:
    print("Key doesn't exist!")
else:
    print("Key present!")

e.g.,

Dict = {'John':78, 'zoya':96, 'vicky':65, 'Sonia':85}
key = input()
if key in Dict:
    print("Found!")
else:
    print("Not Found!")

This is how we can check the key of the dictionary in python.

author avatar
Python Point Team

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