Returns an open file handle to the stdout representing the Ansible run

def stdout(self):
        '''
        Returns an open file handle to the stdout representing the Ansible run
        '''
        stdout_path = os.path.join(self.config.artifact_dir, 'stdout')
        if not os.path.exists(stdout_path):
            raise AnsibleRunnerException("stdout missing")
        return open(os.path.join(self.config.artifact_dir, 'stdout'), 'r')