python remove a key from a dictionary
# Basic syntax:
del dictionary['key']
# Example usage:
dictionary = {'a': 3, 'b': 2, 'c': 3, 'd': 4, 'e': 5}
del dictionary['c'] # Remove the 'c' key:value pair from dictionary
dictionary
--> {'a': 3, 'b': 2, 'd': 4, 'e': 5}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'}delete a key value pair from a dictionary in python
mydict = {'score1': 41, 'score2': 23, 'score3': 45}
del mydict['score2']
print(mydict)
{'score1': 41, 'score3': 45}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')delete an element from a dict python
del d[key]how to remove an element from dictionary using his value python
a_dictionary = {"one": 1, "two" : 2, "three": 3}
desired_value = 2
for key, value in a_dictionary.items():
if value == desired_value:
del a_dictionary[key]
break
print(a_dictionary)
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OUTPUT
{'one': 1, 'three': 3}Copyright © 2021 Codeinu
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