Sets in Python are mutable. You can add and remove elements from them using the add
, discard
and remove
methods:
s = set()
s.add(1)
s.add(2)
s.add(2)
s # {1, 2}
s.discard(1)
s # {2}
s.discard(1)
s # {2}
s.remove(1) # KeyError: 1
Sets in Python are mutable. You can add and remove elements from them using the add
, discard
and remove
methods:
s = set()
s.add(1)
s.add(2)
s.add(2)
s # {1, 2}
s.discard(1)
s # {2}
s.discard(1)
s # {2}
s.remove(1) # KeyError: 1
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