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The dictionary keys() method is used to display a list containing all keys present in the dictionary. If the dictionary is modified, the display object also gets updated.

Syntax

dictionary.keys()

Parameters

No parameter is required.

Return Value

Returns dict_keys containing all keys present in the dictionary.

Example:

In the below example, the keys() method is used to display all keys present in the given dictionary.

Info = {
   'name': 'John',
   'age': 25,
   'city': 'London'
}
#display a list of all keys present in the dictionary.
x =  Info.keys()   
print(x)

#Adding a new field, display object also gets changed. 
Info['hobby'] = 'Swimming'
print(x)

The output of the above code will be:

dict_keys(['name', 'age', 'city'])

dict_keys(['name', 'age', 'city', 'hobby'])

❮ Python Dictionary Methods