del Command

☞To remove an item of a particular key :

Syntax : 
 
del <dictionary_name>[<key>]
Example 1 : 
 
D = {1 : "aman", 2 : "ankit", 3 : "raman"}
del D[2]
print(D)
Output : 
 
{1: 'aman', 3: 'raman'}
Example 2 : 
 
D = {1 : "aman", 2 : "ankit", 3 : "raman"}
del D[5]
print(D)
Output : 
 
del D[5]
KeyError: 5

☞To delete all the items and the dictionary object too :

Syntax : 
 
del <dictionary_name>
Example : 
 
D = {1 : "aman", 2 : "ankit", 3 : "raman"}
del D
print(D)
Output : 
 
print(D)
NameError: name 'D' is not defined