def determineApacheVersionForOS(self):
        if ['centos', 'redhat', 'fedora'] in self.os_type:
            # httpd -v
            # Server version: Apache/2.2.15 (Unix)  /etc/redhat-release  CentOS release 6.7 (Final)
            # OR
            # Server version: Apache/2.4.6 (CentOS) /etc/redhat-release  CentOS Linux release 7.1.1503 (Core)
            return self.determineApacheVersion("httpd")
        else:
            return self.determineApacheVersion("apache2")
dataset/ETHPy150Open GluuFederation/community-edition-setup/setup.py/Setup.determineApacheVersionForOS/swapped operands of `in`