how to delete a key and value from a dictionary in python code example

Example 1: python delete key from dictionary

>>> # initialise a dictionary with the keys “city”, “name”, “food”
>>> person1_information = {'city': 'San Francisco', 'name': 'Sam', "food": "shrimps"}

>>> # delete the key, value pair with the key “food”
>>> del person1_information["food"]

>>> # print the present personal1_information. Note that the key, value pair “food”: “shrimps” is not there anymore.
>>> print(person1_information)
{'city': 'San Francisco', 'name': 'Sam'}

Example 2: delete key from python dictionary

dictionary.pop(key)

Example 3: python delete value from dictionary

dict.pop('key')

#optionally you can give value to return if key doesn't exist (default is None)
dict.pop('key', 'key not found')