swtoolz-core.py 文件源码

def is_valid_ipv4_address(address):
    try:
        socket.inet_pton(socket.AF_INET, address)
    except AttributeError:  # no inet_pton here, sorry
        try:
            socket.inet_aton(address)
        except socket.error:
            return False
        return address.count('.') == 3
    except socket.error:  # not a valid address
        return False

    return True


# ??????? ??? ??????????? ?????????? ???????????? ? OID. ??????????????? ???????? '%s' ?? ????????? ? ??????? ????? '0' (?????? ????????)
# ????? ??????? ???????? ??? {?} ?? ??????? ? ?? ??????? ? ???????
# ??????, ??? ?????????? ?????????????? ??????? ? ??? ??? ??????? ??? ????, ?? ???? ??????? ????? ?????????? :)