Home » Python

Python Set clear() Method (with Examples)

Python Set clear() Method: In this tutorial, we will learn about the clear() method of the set class with its usage, syntax, parameters, return type, and examples. By IncludeHelp Last updated : June 14, 2023

Python Set clear() Method

The clear() is an inbuilt method of the set class that is used to clear/remove all elements of the set. The method is called with this set and returns nothing.

Syntax

The following is the syntax of clear() method:

set_name.clear()

Parameter(s):

The following are the parameter(s):

• None - It does not accept any parameter.

Return Value

The return type of this method is None.

Example 1: Use of Set clear() Method

# declaring a set
cities = {"New Delhi", "Mumbai", "Indore", "Gwalior"}

# printing set before clearing
# the elements
print("cities = ", cities)

# clearing all elements
cities.clear()

# printing set after clearing
# the elements
print("cities = ", cities)

Output

cities =  {'New Delhi', 'Mumbai', 'Gwalior', 'Indore'}
cities =  set()

Example 2: Use of Set clear() Method

# declaring a set
cities = {'a'}

# printing set before clearing
# the elements
print("cities = ", cities)

# clearing all elements
cities.clear()

# printing set after clearing
# the elements
print("cities = ", cities)

Output

cities =  {'a'}
cities =  set()