def test_variable_length_stack_zerosize(is_right_pad):
arrays = [np.zeros(shape=(0, 2)) for _ in range(5)]
stacked = stack(
arrays,
variable_length=True,
is_right_pad=is_right_pad,
)
assert stacked.shape[0] == 5
assert stacked.shape[1] == 1
assert stacked.shape[2] == 2
def test_variable_length_stack(is_right_pad):
arrays = [d["target"].T for d in list(iter(get_dataset()))]
stacked = stack(
arrays,
variable_length=True,
is_right_pad=is_right_pad,
)
assert stacked.shape[0] == 3
assert stacked.shape[1] > 0
assert stacked.shape[2] == 2
def test_variable_length_stack(pp_dataset, array_type, multi_processing):
arrays = [
d["target"].T if array_type == "np" else mx.nd.array(d["target"].T)
for d in list(iter(pp_dataset()))
]
assert isinstance(multi_processing, bool)
stacked = stack(
arrays,
variable_length=True,
)
assert stacked.shape[0] == 3
assert stacked.shape[1] > 0
assert stacked.shape[2] == 2
def test_variable_length_stack_zerosize(pp_dataset, array_type,
multi_processing):
arrays = [
np.zeros(shape=(0, 2)) if array_type == "np" else mx.nd.array(
np.zeros(shape=(0, 2))) for _ in range(5)
]
assert isinstance(multi_processing, bool)
stacked = stack(
arrays,
variable_length=True,
)
assert stacked.shape[0] == 5
assert stacked.shape[1] == 1
assert stacked.shape[2] == 2