# -*- coding: utf-8 -*-

from orderedset import OrderedSet

oset = OrderedSet([1, 2, 3])
oset2 = OrderedSet([3, 2, 1])
oset3 = OrderedSet([1, 2, 3, 4])

print (oset == oset2)
# False
print (oset <= oset2)
# True

#Whether it is a subset
print (oset.isorderedsubset(oset2))
# False
print (oset.isorderedsubset(oset3))
# True

oset = OrderedSet([1, 2, 3])
lst = [1, 2, 3]
tes = {1, 2, 3, 4}

print (oset == lst)
# True
print (oset <= tes)
# True

print (oset | lst)
# OrderedSet([1, 2, 3])
print (oset | tes)
# OrderedSet([1, 2, 3, 4])

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