def loads(self, requirements_text):
        lines = re.findall(Requirement.spec_regex,
                           requirements_text,
                           re.MULTILINE)
        for line in lines:
            self.add(Requirement(line[0], "".join(line[1:])))
def sample_fn(x):
    return utils.optimise_and_sample(x, module=model,
                                     data=None, is_training=False)[0]