circuitpython/tests/basics/frozenset_difference.py

22 lines
443 B
Python
Raw Normal View History

try:
frozenset
except NameError:
print("SKIP")
import sys
sys.exit()
l = [1, 2, 3, 4]
s = frozenset(l)
outs = [s.difference(),
s.difference(frozenset({1})),
s.difference(frozenset({1}), [1, 2]),
s.difference(frozenset({1}), {1, 2}, {2, 3})]
for out in outs:
print(type(out), sorted(out))
s = frozenset(l)
try:
print(s.difference_update({1}))
except AttributeError:
print("AttributeError")