Get information about a user through username
        :param username: The user name
        :param expand: OPTIONAL expand for get status of user.
                Possible param is "status". Results are "Active, Deactivated"
        :return: Returns the user details

def get_user_details_by_username(self, username, expand=None):
        """
        Get information about a user through username
        :param username: The user name
        :param expand: OPTIONAL expand for get status of user.
                Possible param is "status". Results are "Active, Deactivated"
        :return: Returns the user details
        """
        if expand:
            url = 'rest/api/user?username={username}&expand={expand}'.format(username=username,
                                                                             expand=expand)
        else:
            url = 'rest/api/user?username={username}'.format(username=username)

        return self.get(url)