# creating empty objects
empty_l = []  # list
empty_d = {}  # dictionary
empty_s1= set() # set

# type check method #1
type(empty_l)
type(empty_d)
type(empty_s1)

# type check method #2
empty_l.__class__
empty_d.__class__
empty_s1.__class__

# alternative methods of creating empty set
empty_s2 = {*{}}
empty_s3 = {*[]}
empty_s4 = {*()}
empty_s5 = {0}-{0}