def coerce(cls, string):
        """Create a :class:`Requirement` object from a given package spec."""
        match = re.match(cls.spec_regex, string)
        if not match:
            raise InvalidRequirementSpecError("could not parse requirement")
        package = match.group(1)
        if all(match.group(2, 3)):
            version = "".join(match.group(2, 3))
        else:
            version = None
        return cls(package, version)
def test_when_no_users_returned_no_data_should_be_returned(verbose):
    expected_users = {} if verbose else []
    with patch.dict(
        pdbedit.__salt__,
        {
            "cmd.run_all": MagicMock(
                return_value={"stdout": "", "stderr": "", "retcode": 0}
            )
        },
    ):
        actual_users = pdbedit.list_users(verbose=verbose)

    assert actual_users == expected_users