set add() in python
The set add() method adds a given element to a set if the element is not present in the set.
Syntax:
set.add(elem) The add() method doesn't add an element to the set if it's already present in it otherwise it will get added to the set. Parameters: add() takes single parameter(elem) which needs to be added in the set. Returns: The add() method doesn't return any value.
# set of lettersGEEK = {'g', 'e', 'k'} # adding 's'GEEK.add('s')print('Letters are:', GEEK) # adding 's' againGEEK.add('s')print('Letters are:', GEEK) |
Output:
('Letters are:', set(['k', 'e', 's', 'g']))
('Letters are:', set(['k', 'e', 's', 'g'])
Application:
It is used to add a new element to the set.
# set of lettersGEEK = {6, 0, 4} # adding 1GEEK.add(1)print('Letters are:', GEEK) # adding 0 GEEK.add(0)print('Letters are:', GEEK) |
Output:
('Letters are:', set([0, 1, 4, 6]))
('Letters are:', set([0, 1, 4, 6]))
Adding tuple to a set:
# Python code to demonstrate addition of tuple to a set.s = {'g', 'e', 'e', 'k', 's'}t = ('f', 'o') # adding tuple t to set s.s.add(t) print(s) |
Output :
{'k', 's', 'e', 'g', ('f', 'o')}
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