circuitpython/tests/basics/dict_fromkeys.py
Damien George a31a3a9fd5 tests/basics: Add test for dict.fromkeys where arg is a generator.
Improves coverage because it tests the case where the arg does not have a
__len__ slot.
2016-11-26 15:38:48 +11:00

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Python

d = dict.fromkeys([1, 2, 3, 4])
l = list(d.keys())
l.sort()
print(l)
d = dict.fromkeys([1, 2, 3, 4], 42)
l = list(d.values())
l.sort()
print(l)
# argument to fromkeys is a generator
d = dict.fromkeys(i + 1 for i in range(1))
print(d)