Python Exercise: Remove a key from a dictionary

Python dictionary: Exercise-12 with Solution

Write a Python program to remove a key from a dictionary.

Sample Solution:-

Python Code:

myDict = {'a':1,'b':2,'c':3,'d':4}
if 'a' in myDict: 
    del myDict['a']

Sample Output:

{'c': 3, 'b': 2, 'd': 4, 'a': 1}                                                                              
{'c': 3, 'b': 2, 'd': 4}

Visualize Python code execution:

The following tool visualize what the computer is doing step-by-step as it executes the said program:

Python Code Editor:

Have another way to solve this solution? Contribute your code (and comments) through Disqus.

Previous: Write a Python program to multiply all the items in a dictionary.
Next: Write a Python program to map two lists into a dictionary.

What is the difficulty level of this exercise?

Test your Python skills with w3resource's quiz

Python: Tips of the Day

Python: Convert byte to a string?

You need to decode the bytes object to produce a string:

>>> b"abcde"

# utf-8 is used here because it is a very common encoding, but you
# need to use the encoding your data is actually in.
>>> b"abcde".decode("utf-8") 

Ref: https://bit.ly/2YuvClI