Python Dictionary - del method with example

Function Name:

del()

Parameters:

dict_key_in – The key for which the key-value pair to be deleted in the python dictionary.

Return Type:

None

Overview:

For the given key dict_key_in, the key-value pair is removed from the Python dictionary object.
When dict_key_in is not found in the dictionary object a KeyError exception is raised.

Example:

# Example Python program that deletes a key-value
# pair from a dict instance

# Create a dictionary
birds = {0:"Nightingale",
         1:"Pacific Gull",
       2:"Fish Eagle",
       3:"Canvasback",
       4:"Dodo",
       5:"Moa"}

# Delete an extinct bird
del(birds[5])

# Delete another extinct bird
del(birds[4])

print("Entries of the dictionary after del() calls:")
for item in birds:
print("%d:%s"%(item, birds[item]))

Output:

Entries of the dictionary after del() calls:
0:Nightingale
1:Pacific Gull
2:Fish Eagle
3:Canvasback