<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _hostname_matches(self, hostname, entry):
 """ Tests whether ``hostname`` string matches given SubDict ``entry``. :returns bool: """

        for h in entry.hostnames:
            if (
                h == hostname
                or h.startswith("|1|")
                and not hostname.startswith("|1|")
                and constant_time_bytes_eq(self.hash_host(hostname, h), h)
            ):
                return True
        return False