def _tests_in_suite(suite_name, tests):
    """Check if the suite includes tests.

    :param suite_name: Name of the suite to be checked.
    :param tests: Set of tests
    :type suite_name: str
    :type tests: pandas.Series
    :returns: True if the suite includes tests.
    :rtype: bool
    """

    for key in tests.keys():
        if suite_name == tests[key][u"parent"]:
            return True
    return False