def should_return_false_for_floats():
assert is_iterable(1.0) is False
assert is_iterable(-1.0) is False
assert is_iterable(0.0) is False
assert is_iterable(float("NaN")) is False
assert is_iterable(float("Inf")) is False
assert is_iterable(float("-Inf")) is False
def should_return_false_for_decimals():
assert is_iterable(Decimal("1.0")) is False
assert is_iterable(Decimal("-1.0")) is False
assert is_iterable(Decimal("0.0")) is False
assert is_iterable(Decimal("NaN")) is False
assert is_iterable(Decimal("Inf")) is False
assert is_iterable(Decimal("-Inf")) is False
def should_return_false_for_booleans():
assert is_iterable(True) is False
assert is_iterable(False) is False
def should_return_true_for_frozen_lists():
assert is_iterable(FrozenList()) is True
assert is_iterable(FrozenList([0, 1, 2])) is True
assert is_iterable(FrozenList(["A", "B", "C"])) is True
def should_return_false_for_ints():
assert is_iterable(1) is False
assert is_iterable(-1) is False
assert is_iterable(0) is False
def should_return_false_for_frozen_dicts():
assert is_iterable(FrozenDict()) is False
assert is_iterable(FrozenDict({"__iter__": True})) is False
assert is_iterable(FrozenDict({0: "A", 1: "B", 2: "C"})) is False
def should_return_false_for_simple_objects():
assert is_iterable(object) is False
assert is_iterable(object()) is False
def should_return_false_for_range_function():
assert is_iterable(range) is False
def should_return_false_for_generator_function():
assert is_iterable(count) is False
def should_return_true_for_values_view():
assert is_iterable({}.values()) is True
assert is_iterable({0: "A", 1: "B", 2: "C"}.values()) is True
def should_return_true_for_ranges():
assert is_iterable(range(10)) is True
def should_return_true_for_arrays():
assert is_iterable(array("b")) is True
assert is_iterable(array("b", [0, 1, 2])) is True
assert is_iterable(array("i")) is True
assert is_iterable(array("i", [0, 1, 2])) is True
def should_return_true_for_named_tuples():
named = namedtuple("named", "a b c")
assert is_iterable(named(0, 1, 2)) is True
def should_return_true_for_tuples():
assert is_iterable(()) is True
assert is_iterable((0, 1, 1)) is True
assert is_iterable(("A", "B", "C")) is True
def should_return_true_for_sets():
assert is_iterable(set()) is True
assert is_iterable({0, 1, 2}) is True
assert is_iterable({"A", "B", "C"}) is True
def should_return_true_for_infinite_generators():
assert is_iterable(count()) is True
def should_return_false_for_dicts():
assert is_iterable({}) is False
assert is_iterable({"__iter__": True}) is False
assert is_iterable({0: "A", 1: "B", 2: "C"}) is False
def should_return_false_for_none_object():
assert is_iterable(None) is False
def should_return_false_for_default_dicts():
assert is_iterable(defaultdict(list)) is False
def should_return_false_for_byte_strings():
assert is_iterable(b"ABC") is False
assert is_iterable(b"0") is False
assert is_iterable(b"") is False
def should_return_false_for_invalid_iterator_object():
class NoIterator:
__iter__ = None
assert is_iterable(NoIterator) is False
assert is_iterable(NoIterator()) is False
def should_return_true_for_lists():
assert is_iterable([]) is True
assert is_iterable([0, 1, 2]) is True
assert is_iterable(["A", "B", "C"]) is True
