def test_parameter_check(params, error, err_msg):
"""Test parameter validation."""
transformer = JointRecurrencePlot(**params)
with pytest.raises(error, match=re.escape(err_msg)):
transformer.transform(X)
def jrp_encode_3_to_3(arr_3d):
transformer = JointRecurrencePlot()
jrp_iss_3d = (transformer.transform(array.swapaxes(1, 2))
for array in arr_3d)
return jrp_iss_3d
