*Memo:
- My post explains set and frozenset functions (1).
- My post explains set and frozenset functions (2).
- My post explains set and frozenset functions (3).
- My post explains set and frozenset functions (4).
- My post explains set and frozenset functions (6).
- My post explains set and frozenset functions (7).
- My post explains a set (1).
- My post explains a frozenset (1).
symmetric_difference() can return the elements in either the set (or frozenset) or other but not both with (Symmetric Difference: A Δ B) as shown below:
*Memo:
- The 1st argument is other(Required-Type:Iterable):- Don't use other=.
 
- Don't use 
- 
symmetric_difference()creates a copy.
- 
^can dosymmetric_difference(), creating a copy and supportingsetandfrozenset.
<Set>:
A = {10, 20, 30, 40}
B = {10, 30, 50}
C = {30, 40}
print(A.symmetric_difference(B))
print(A ^ B)
# {40, 50, 20}
print(A.symmetric_difference(C))
print(A ^ C)
# {10, 20}
print(B.symmetric_difference(C))
print(B ^ C)
# {40, 10, 50}
<Frozenset>:
A = frozenset([10, 20, 30, 40])
B = frozenset([10, 30, 50])
C = frozenset([30, 40])
print(A.symmetric_difference(B))
print(A ^ B)
# frozenset({40, 50, 20})
print(A.symmetric_difference(C))
print(A ^ C)
# frozenset({10, 20})
print(B.symmetric_difference(C))
print(B ^ C)
# frozenset({40, 10, 50})
symmetric_difference_update() can return the elements in either the set or other but not both with (Symmetric Difference: A Δ B) as shown below:
*Memo:
- The 1st argument is other(Required-Type:Iterable):- Don't use other=.
 
- Don't use 
- 
symmetric_difference_update()doesn't create a copy.
- 
symmetric_difference_update()doesn't exist for a frozenset.
- 
^=can dosymmetric_difference_update(), creating a copy and supportingsetandfrozenset.
<Set>:
A = {10, 20, 30, 40}
B = {10, 30, 50}
C = {30, 40}
A_ = A.copy()
A_.symmetric_difference_update(B)
# A_ ^= B
print(A_)
# {40, 50, 20}
A_ = A.copy()
A_.symmetric_difference_update(C)
# A_ ^= C
print(A_)
# {10, 20}
B_ = B.copy()
B_.symmetric_difference_update(C)
# B_ ^= C
print(B_)
# {40, 10, 50}
<Frozenset>:
A = frozenset([10, 20, 30, 40])
B = frozenset([10, 30, 50])
C = frozenset([30, 40])
A_ = A.copy()
A_ ^= B
print(A_)
# frozenset({40, 50, 20})
A_ = A.copy()
A_ ^= C
print(A_)
# frozenset({10, 20})
B_ = B.copy()
B_ ^= C
print(B_)
# frozenset({40, 10, 50})
 

 
    
Top comments (0)