Check if a key exists in a dictionary | Python

/ #Python


To prevent errors, we sometimes want to check if a key exists in a Python dictionary. Here's how you do that.

Example of Python dictionary

>>>> animals = {'lion': 'carnivore', 'giraffe': 'herbivore'}
>>> print('lion' in animals)
True
>>> if 'lion' in animals:
>>>   print("In dict")
In dict

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