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Python Dictionary keys function

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Python keys Dictionary is one of a Dictionary function, used to return the list of available keys in a dictionary (total keys). In this article, we will show you, How to use this Python Dictionary keys function with practical examples.

TIP: Please refer Dictionary article to understand everything about Dictionaries.

Python Dictionary keys Syntax

The basic syntax behind this keys function is:

dictionary_name.keys()

Python Dictionary keys Example

The python key dictionary function return the list of keys available in a given dictionary. Below code will print the keys in amp, and empl.

# Python Dictionary keys Example

emp = {'name': 'Kevin', 'age': 25 , 'job': 'HR', 'Sal': 725000}
print("Dictionary: ", emp)

# Print Keys
print("\nDictionary Keys: ", emp.keys())

# Creating an Empty Dictionary
empl = {}
print("Dictionary: ", empl)

# Print Keys
print("\nDictionary Keys: ", empl.keys())

OUTPUT

Python Dictionary keys 1

Python keys in a Dictionary Example 2

In this program, we are going to insert new value to dictionary and print keys. Next, we updated a value, and displayed the dictionary keys.

# Python Dictionary keys Example

emp = {'name': 'Kevin', 'age': 25 , 'job': 'HR'}
print("Dictionary: ", emp)

# Print Keys
print("\nDictionary Keys: ", emp.keys())

# Print Keys
emp['age'] = 27
print("\nDictionary Keys: ", emp.keys())

# Print Keys
emp['Sal'] = 725000
print("\nDictionary Keys: ", emp.keys())

OUTPUT

Python Dictionary keys 2