CHIRP

# Copyright 2010 Vernon Mauery <vernon@mauery.org>

# Copyright 2016 Angus Ainslie <angus@akkea.ca>

#

# This program is free software: you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation, either version 3 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see <http://www.gnu.org/licenses/>.

from chirp import chirp_common, errors, util, directory

from chirp import bitwise, memmap

from chirp.settings import RadioSettingGroup, RadioSetting, RadioSettings

from chirp.settings import RadioSettingValueInteger, RadioSettingValueString

from chirp.settings import RadioSettingValueList, RadioSettingValueBoolean

import time

import struct

import sys

import logging

LOG = logging.getLogger(__name__)

# TH-D72 memory map

# 0x0000..0x0200: startup password and other stuff

# 0x0200..0x0400: current channel and other settings

#   0x244,0x246: last menu numbers

#   0x249: last f menu number

# 0x0400..0x0c00: APRS settings and likely other settings

# 0x0c00..0x1500: memory channel flags

# 0x1500..0x5380: 0-999 channels

# 0x5380..0x54c0: 0-9 scan channels

# 0x54c0..0x5560: 0-9 wx channels

# 0x5560..0x5e00: ?

# 0x5e00..0x7d40: 0-999 channel names

# 0x7d40..0x7de0: ?

# 0x7de0..0x7e30: wx channel names

# 0x7e30..0x7ed0: ?

# 0x7ed0..0x7f20: group names

# 0x7f20..0x8b00: ?

# 0x8b00..0x9c00: last 20 APRS entries

# 0x9c00..0xe500: ?

# 0xe500..0xe7d0: startup bitmap

# 0xe7d0..0xe800: startup bitmap filename

# 0xe800..0xead0: gps-logger bitmap

# 0xe8d0..0xeb00: gps-logger bipmap filename

# 0xeb00..0xff00: ?

# 0xff00..0xffff: stuff?

# memory channel

# 0 1 2 3  4 5     6            7     8     9    a          b c d e   f

# [freq ]  ? mode  tmode/duplex rtone ctone dtcs cross_mode [offset]  ?

mem_format = """

#seekto 0x0000;

struct {

  ul16 version;

  u8   shouldbe32;

  u8   efs[11];

  u8   unknown0[3];

  u8   radio_custom_image;

  u8   gps_custom_image;

  u8   unknown1[7];

  u8   passwd[6];

} frontmatter;

#seekto 0x02c0;

struct {

  ul32 start_freq;

  ul32 end_freq;

} prog_vfo[6];

#seekto 0x0300;

struct {

  char power_on_msg[8];

  u8 unknown0[8];

  u8 unknown1[2];

  u8 lamp_timer;

  u8 contrast;

  u8 battery_saver;

  u8 APO;

  u8 unknown2;

  u8 key_beep;

  u8 unknown3[8];

  u8 unknown4;

  u8 balance;

  u8 unknown5[23];

  u8 lamp_control;

} settings;

#seekto 0x0c00;

struct {

  u8 disabled:4,

     prog_vfo:4;

  u8 skip;

} flag[1032];

#seekto 0x1500;

struct {

  ul32 freq;

  u8 unknown1;

  u8 mode;

  u8 tone_mode:4,

     duplex:4;

  u8 rtone;

  u8 ctone;

  u8 dtcs;

  u8 cross_mode;

  ul32 offset;

  u8 unknown2;

} memory[1032];

#seekto 0x5e00;

struct {

    char name[8];

} channel_name[1000];

#seekto 0x7de0;

struct {

    char name[8];

} wx_name[10];

#seekto 0x7ed0;

struct {

    char name[8];

} group_name[10];

"""

THD72_SPECIAL = {}

for i in range(0, 10):

    THD72_SPECIAL["L%i" % i] = 1000 + (i * 2)

    THD72_SPECIAL["U%i" % i] = 1000 + (i * 2) + 1

for i in range(0, 10):

    THD72_SPECIAL["WX%i" % (i + 1)] = 1020 + i

THD72_SPECIAL["C VHF"] = 1030

THD72_SPECIAL["C UHF"] = 1031

THD72_SPECIAL_REV = {}

for k, v in THD72_SPECIAL.items():

    THD72_SPECIAL_REV[v] = k

TMODES = {

    0x08: "Tone",

    0x04: "TSQL",

    0x02: "DTCS",

    0x01: "Cross",

    0x00: "",

}

TMODES_REV = {

    "": 0x00,

    "Cross": 0x01,

    "DTCS": 0x02,

    "TSQL": 0x04,

    "Tone": 0x08,

}

MODES = {

    0x00: "FM",

    0x01: "NFM",

    0x02: "AM",

}

MODES_REV = {

    "FM": 0x00,

    "NFM": 0x01,

    "AM": 0x2,

}

DUPLEX = {

    0x00: "",

    0x01: "+",

    0x02: "-",

    0x04: "split",

}

DUPLEX_REV = {

    "": 0x00,

    "+": 0x01,

    "-": 0x02,

    "split": 0x04,

}

EXCH_R = "R\x00\x00\x00\x00"

EXCH_W = "W\x00\x00\x00\x00"

DEFAULT_PROG_VFO = (

    (136000000, 174000000),

    (410000000, 470000000),

    (118000000, 136000000),

    (136000000, 174000000),

    (320000000, 400000000),

    (400000000, 524000000),

)

# index of PROG_VFO used for setting memory.unknown1 and memory.unknown2

# see http://chirp.danplanet.com/issues/1611#note-9

UNKNOWN_LOOKUP = (0, 7, 4, 0, 4, 7)

def get_prog_vfo(frequency):

    for i, (start, end) in enumerate(DEFAULT_PROG_VFO):

        if start <= frequency < end:

            return i

    raise ValueError("Frequency is out of range.")

@directory.register

class THD72Radio(chirp_common.CloneModeRadio):

    BAUD_RATE = 9600

    VENDOR = "Kenwood"

    MODEL = "TH-D72 (clone mode)"

    HARDWARE_FLOW = sys.platform == "darwin"  # only OS X driver needs hw flow

    mem_upper_limit = 1022

    _memsize = 65536

    _model = ""  # FIXME: REMOVE

    _dirty_blocks = []

    _LCD_CONTRAST = ["Level %d" % x for x in range(1, 16)]

    _LAMP_CONTROL = ["Manual", "Auto"]

    _LAMP_TIMER = ["Seconds %d" % x for x in range(2, 11)]

    _BATTERY_SAVER = ["OFF", "0.03 Seconds", "0.2 Seconds", "0.4 Seconds",

                      "0.6 Seconds", "0.8 Seconds", "1 Seconds", "2 Seconds",

                      "3 Seconds", "4 Seconds", "5 Seconds"]

    _APO = ["OFF", "15 Minutes", "30 Minutes", "60 Minutes"]

    _AUDIO_BALANCE = ["Center", "A +50%", "A +100%", "B +50%", "B +100%"]

    _KEY_BEEP = ["OFF", "Radio & GPS", "Radio Only", "GPS Only"]

    def get_features(self):

        rf = chirp_common.RadioFeatures()

        rf.memory_bounds = (0, 1031)

        rf.valid_bands = [(118000000, 174000000),

                          (320000000, 524000000)]

        rf.has_cross = True

        rf.can_odd_split = True

        rf.has_dtcs_polarity = False

        rf.has_tuning_step = False

        rf.has_bank = False

        rf.has_settings = True

        rf.valid_tuning_steps = []

        rf.valid_modes = list(MODES_REV.keys())

        rf.valid_tmodes = list(TMODES_REV.keys())

        rf.valid_duplexes = list(DUPLEX_REV.keys())

        rf.valid_skips = ["", "S"]

        rf.valid_characters = chirp_common.CHARSET_ALPHANUMERIC

        rf.valid_name_length = 8

        return rf

    def process_mmap(self):

        self._memobj = bitwise.parse(mem_format, self._mmap)

        self._dirty_blocks = []

    def _detect_baud(self):

        for baud in [9600, 19200, 38400, 57600]:

            self.pipe.baudrate = baud

            try:

                self.pipe.write("\r\r")

            except:

                break

            self.pipe.read(32)

            try:

                id = self.get_id()

                LOG.info("Radio %s at %i baud" % (id, baud))

                return True

            except errors.RadioError:

                pass

        raise errors.RadioError("No response from radio")

    def get_special_locations(self):

        return sorted(THD72_SPECIAL.keys())

    def add_dirty_block(self, memobj):

        block = memobj._offset // 256

        if block not in self._dirty_blocks:

            self._dirty_blocks.append(block)

        self._dirty_blocks.sort()

        print("dirty blocks: ", self._dirty_blocks)

    def get_channel_name(self, number):

        if number < 999:

            name = str(self._memobj.channel_name[number].name) + '\xff'

        elif number >= 1020 and number < 1030:

            number -= 1020

            name = str(self._memobj.wx_name[number].name) + '\xff'

        else:

            return ''

        return name[:name.index('\xff')].rstrip()

    def set_channel_name(self, number, name):

        name = name[:8] + '\xff' * 8

        if number < 999:

            self._memobj.channel_name[number].name = name[:8]

            self.add_dirty_block(self._memobj.channel_name[number])

        elif number >= 1020 and number < 1030:

            number -= 1020

            self._memobj.wx_name[number].name = name[:8]

            self.add_dirty_block(self._memobj.wx_name[number])

    def get_raw_memory(self, number):

        return repr(self._memobj.memory[number]) + \

            repr(self._memobj.flag[number])

    def get_memory(self, number):

        if isinstance(number, str):

            try:

                number = THD72_SPECIAL[number]

            except KeyError:

                raise errors.InvalidMemoryLocation("Unknown channel %s" %

                                                   number)

        if number < 0 or number > (max(THD72_SPECIAL.values()) + 1):

            raise errors.InvalidMemoryLocation(

                "Number must be between 0 and 999")

        _mem = self._memobj.memory[number]

        flag = self._memobj.flag[number]

        mem = chirp_common.Memory()

        mem.number = number

        if number > 999:

            mem.extd_number = THD72_SPECIAL_REV[number]

        if flag.disabled == 0xf:

            mem.empty = True

            return mem

        mem.name = self.get_channel_name(number)

        mem.freq = int(_mem.freq)

        mem.tmode = TMODES[int(_mem.tone_mode)]

        mem.rtone = chirp_common.TONES[_mem.rtone]

        mem.ctone = chirp_common.TONES[_mem.ctone]

        mem.dtcs = chirp_common.DTCS_CODES[_mem.dtcs]

        mem.duplex = DUPLEX[int(_mem.duplex)]

        mem.offset = int(_mem.offset)

        mem.mode = MODES[int(_mem.mode)]

        if number < 999:

            mem.skip = chirp_common.SKIP_VALUES[int(flag.skip)]

            mem.cross_mode = chirp_common.CROSS_MODES[_mem.cross_mode]

        if number > 999:

            mem.cross_mode = chirp_common.CROSS_MODES[0]

            mem.immutable = ["number", "bank", "extd_number", "cross_mode"]

            if number >= 1020 and number < 1030:

                mem.immutable += ["freq", "offset", "tone", "mode",

                                  "tmode", "ctone", "skip"]  # FIXME: ALL

            else:

                mem.immutable += ["name"]

        return mem

    def set_memory(self, mem):

        LOG.debug("set_memory(%d)" % mem.number)

        if mem.number < 0 or mem.number > (max(THD72_SPECIAL.values()) + 1):

            raise errors.InvalidMemoryLocation(

                "Number must be between 0 and 999")

        # weather channels can only change name, nothing else

        if mem.number >= 1020 and mem.number < 1030:

            self.set_channel_name(mem.number, mem.name)

            return

        flag = self._memobj.flag[mem.number]

        self.add_dirty_block(self._memobj.flag[mem.number])

        # only delete non-WX channels

        was_empty = flag.disabled == 0xf

        if mem.empty:

            flag.disabled = 0xf

            return

        flag.disabled = 0

        _mem = self._memobj.memory[mem.number]

        self.add_dirty_block(_mem)

        if was_empty:

            self.initialize(_mem)

        _mem.freq = mem.freq

        if mem.number < 999:

            self.set_channel_name(mem.number, mem.name)

        _mem.tone_mode = TMODES_REV[mem.tmode]

        _mem.rtone = chirp_common.TONES.index(mem.rtone)

        _mem.ctone = chirp_common.TONES.index(mem.ctone)

        _mem.dtcs = chirp_common.DTCS_CODES.index(mem.dtcs)

        _mem.cross_mode = chirp_common.CROSS_MODES.index(mem.cross_mode)

        _mem.duplex = DUPLEX_REV[mem.duplex]

        _mem.offset = mem.offset

        _mem.mode = MODES_REV[mem.mode]

        prog_vfo = get_prog_vfo(mem.freq)

        flag.prog_vfo = prog_vfo

        _mem.unknown1 = _mem.unknown2 = UNKNOWN_LOOKUP[prog_vfo]

        if mem.number < 999:

            flag.skip = chirp_common.SKIP_VALUES.index(mem.skip)

    def sync_in(self):

        self._detect_baud()

        self._mmap = self.download()

        self.process_mmap()

    def sync_out(self):

        self._detect_baud()

        if len(self._dirty_blocks):

            self.upload(self._dirty_blocks)

        else:

            self.upload()

    def read_block(self, block, count=256):

        self.pipe.write(struct.pack("<cBHB", "R", 0, block, 0))

        r = self.pipe.read(5)

        if len(r) != 5:

            raise Exception("Did not receive block response")

        cmd, _zero, _block, zero = struct.unpack("<cBHB", r)

        if cmd != "W" or _block != block:

            raise Exception("Invalid response: %s %i" % (cmd, _block))

        data = ""

        while len(data) < count:

            data += self.pipe.read(count - len(data))

        self.pipe.write(chr(0x06))

        if self.pipe.read(1) != chr(0x06):

            raise Exception("Did not receive post-block ACK!")

        return data

    def write_block(self, block, map):

        self.pipe.write(struct.pack("<cBHB", "W", 0, block, 0))

        base = block * 256

        self.pipe.write(map[base:base + 256])

        ack = self.pipe.read(1)

        return ack == chr(0x06)

    def download(self, raw=False, blocks=None):

        if blocks is None:

            blocks = range(self._memsize / 256)

        else:

            blocks = [b for b in blocks if b < self._memsize / 256]

        if self.command("0M PROGRAM") != "0M":

            raise errors.RadioError("No response from self")

        allblocks = range(self._memsize / 256)

        self.pipe.baudrate = 57600

        try:

            self.pipe.setRTS()

        except AttributeError:

            self.pipe.rts = True

        self.pipe.read(1)

        data = ""

        LOG.debug("reading blocks %d..%d" % (blocks[0], blocks[-1]))

        total = len(blocks)

        count = 0

        for i in allblocks:

            if i not in blocks:

                data += 256 * '\xff'

                continue

            data += self.read_block(i)

            count += 1

            if self.status_fn:

                s = chirp_common.Status()

                s.msg = "Cloning from radio"

                s.max = total

                s.cur = count

                self.status_fn(s)

        self.pipe.write("E")

        if raw:

            return data

        return memmap.MemoryMap(data)

    def upload(self, blocks=None):

        if blocks is None:

            blocks = range((self._memsize / 256) - 2)

        else:

            blocks = [b for b in blocks if b < self._memsize / 256]

        if self.command("0M PROGRAM") != "0M":

            raise errors.RadioError("No response from self")

        self.pipe.baudrate = 57600

        try:

            self.pipe.setRTS()

        except AttributeError:

            self.pipe.rts = True

        self.pipe.read(1)

        LOG.debug("writing blocks %d..%d" % (blocks[0], blocks[-1]))

        total = len(blocks)

        count = 0

        for i in blocks:

            r = self.write_block(i, self._mmap)

            count += 1

            if not r:

                raise errors.RadioError("self NAK'd block %i" % i)

            if self.status_fn:

                s = chirp_common.Status()

                s.msg = "Cloning to radio"

                s.max = total

                s.cur = count

                self.status_fn(s)

        self.pipe.write("E")

        # clear out blocks we uploaded from the dirty blocks list

        self._dirty_blocks = [b for b in self._dirty_blocks if b not in blocks]

    def command(self, cmd, timeout=0.5):

        start = time.time()

        data = ""

        LOG.debug("PC->D72: %s" % cmd)

        self.pipe.write(cmd + "\r")

        while not data.endswith("\r") and (time.time() - start) < timeout:

            data += self.pipe.read(1)

        LOG.debug("D72->PC: %s" % data.strip())

        return data.strip()

    def get_id(self):

        r = self.command("ID")

        if r.startswith("ID "):

            return r.split(" ")[1]

        else:

            raise errors.RadioError("No response to ID command")

    def initialize(self, mmap):

        mmap.set_raw("\x00\xc8\xb3\x08\x00\x01\x00\x08"

                     "\x08\x00\xc0\x27\x09\x00\x00\x00")

    def _get_settings(self):

        top = RadioSettings(self._get_display_settings(),

                            self._get_audio_settings(),

                            self._get_battery_settings())

        return top

    def set_settings(self, settings):

        _mem = self._memobj

        for element in settings:

            if not isinstance(element, RadioSetting):

                self.set_settings(element)

                continue

            if not element.changed():

                continue

            try:

                if element.has_apply_callback():

                    LOG.debug("Using apply callback")

                    try:

                        element.run_apply_callback()

                    except NotImplementedError as e:

                        LOG.error("thd72: %s", e)

                    continue

                # Find the object containing setting.

                obj = _mem

                bits = element.get_name().split(".")

                setting = bits[-1]

                for name in bits[:-1]:

                    if name.endswith("]"):

                        name, index = name.split("[")

                        index = int(index[:-1])

                        obj = getattr(obj, name)[index]

                    else:

                        obj = getattr(obj, name)

                try:

                    old_val = getattr(obj, setting)

                    LOG.debug("Setting %s(%r) <= %s" % (

                        element.get_name(), old_val, element.value))

                    setattr(obj, setting, element.value)

                except AttributeError as e:

                    LOG.error("Setting %s is not in the memory map: %s" %

                              (element.get_name(), e))

            except Exception as e:

                LOG.debug(element.get_name())

                raise

    def get_settings(self):

        try:

            return self._get_settings()

        except:

            import traceback

            LOG.error("Failed to parse settings: %s", traceback.format_exc())

            return None

    @classmethod

    def apply_power_on_msg(cls, setting, obj):

        message = setting.value.get_value()

        setattr(obj, "power_on_msg", cls._add_ff_pad(message, 8))

    def apply_lcd_contrast(cls, setting, obj):

        rawval = setting.value.get_value()

        val = cls._LCD_CONTRAST.index(rawval) + 1

        obj.contrast = val

    def apply_lamp_control(cls, setting, obj):

        rawval = setting.value.get_value()

        val = cls._LAMP_CONTROL.index(rawval)

        obj.lamp_control = val

    def apply_lamp_timer(cls, setting, obj):

        rawval = setting.value.get_value()

        val = cls._LAMP_TIMER.index(rawval) + 2

        obj.lamp_timer = val

    def _get_display_settings(self):

        menu = RadioSettingGroup("display", "Display")

        display_settings = self._memobj.settings

        val = RadioSettingValueString(

            0, 8, str(display_settings.power_on_msg).rstrip("\xFF"))

        rs = RadioSetting("display.power_on_msg", "Power on message", val)

        rs.set_apply_callback(self.apply_power_on_msg, display_settings)

        menu.append(rs)

        val = RadioSettingValueList(

            self._LCD_CONTRAST,

            self._LCD_CONTRAST[display_settings.contrast - 1])

        rs = RadioSetting("display.contrast", "LCD Contrast",

                          val)

        rs.set_apply_callback(self.apply_lcd_contrast, display_settings)

        menu.append(rs)

        val = RadioSettingValueList(

            self._LAMP_CONTROL,

            self._LAMP_CONTROL[display_settings.lamp_control])

        rs = RadioSetting("display.lamp_control", "Lamp Control",

                          val)

        rs.set_apply_callback(self.apply_lamp_control, display_settings)

        menu.append(rs)

        val = RadioSettingValueList(

            self._LAMP_TIMER,

            self._LAMP_TIMER[display_settings.lamp_timer - 2])

        rs = RadioSetting("display.lamp_timer", "Lamp Timer",

                          val)

        rs.set_apply_callback(self.apply_lamp_timer, display_settings)

        menu.append(rs)

        return menu

    def apply_battery_saver(cls, setting, obj):

        rawval = setting.value.get_value()

        val = cls._BATTERY_SAVER.index(rawval)

        obj.battery_saver = val

    def apply_APO(cls, setting, obj):

        rawval = setting.value.get_value()

        val = cls._APO.index(rawval)

        obj.APO = val

    def _get_battery_settings(self):

        menu = RadioSettingGroup("battery", "Battery")

        battery_settings = self._memobj.settings

        val = RadioSettingValueList(

            self._BATTERY_SAVER,

            self._BATTERY_SAVER[battery_settings.battery_saver])

        rs = RadioSetting("battery.battery_saver", "Battery Saver",

                          val)

        rs.set_apply_callback(self.apply_battery_saver, battery_settings)

        menu.append(rs)

        val = RadioSettingValueList(

            self._APO,

            self._APO[battery_settings.APO])

        rs = RadioSetting("battery.APO", "Auto Power Off",

                          val)

        rs.set_apply_callback(self.apply_APO, battery_settings)

        menu.append(rs)

        return menu

    def apply_balance(cls, setting, obj):

        rawval = setting.value.get_value()

        val = cls._AUDIO_BALANCE.index(rawval)

        obj.balance = val

    def apply_key_beep(cls, setting, obj):

        rawval = setting.value.get_value()

        val = cls._KEY_BEEP.index(rawval)

        obj.key_beep = val

    def _get_audio_settings(self):

        menu = RadioSettingGroup("audio", "Audio")

        audio_settings = self._memobj.settings

        val = RadioSettingValueList(

            self._AUDIO_BALANCE,

            self._AUDIO_BALANCE[audio_settings.balance])

        rs = RadioSetting("audio.balance", "Balance",

                          val)

        rs.set_apply_callback(self.apply_balance, audio_settings)

        menu.append(rs)

        val = RadioSettingValueList(

            self._KEY_BEEP,

            self._KEY_BEEP[audio_settings.key_beep])

        rs = RadioSetting("audio.key_beep", "Key Beep",

                          val)

        rs.set_apply_callback(self.apply_key_beep, audio_settings)

        menu.append(rs)

        return menu

    @staticmethod

    def _add_ff_pad(val, length):

        return val.ljust(length, "\xFF")[:length]

    @classmethod

    def _strip_ff_pads(cls, messages):

        result = []

        for msg_text in messages:

            result.append(str(msg_text).rstrip("\xFF"))

        return result

if __name__ == "__main__":

    import sys

    import serial

    import detect

    import getopt

    def fixopts(opts):

        r = {}

        for opt in opts:

            k, v = opt

            r[k] = v

        return r

    def usage():

        print("Usage: %s <-i input.img>|<-o output.img> -p port " \

            "[[-f first-addr] [-l last-addr] | [-b list,of,blocks]]" % \

            sys.argv[0])

        sys.exit(1)

    opts, args = getopt.getopt(sys.argv[1:], "i:o:p:f:l:b:")

    opts = fixopts(opts)

    first = last = 0

    blocks = None

    if '-i' in opts:

        fname = opts['-i']

        download = False

    elif '-o' in opts:

        fname = opts['-o']

        download = True

    else:

        usage()

    if '-p' in opts:

        port = opts['-p']

    else:

        usage()

    if '-f' in opts:

        first = int(opts['-f'], 0)

    if '-l' in opts:

        last = int(opts['-l'], 0)

    if '-b' in opts:

        blocks = [int(b, 0) for b in opts['-b'].split(',')]

        blocks.sort()

    ser = serial.Serial(port=port, baudrate=9600, timeout=0.25)

    r = THD72Radio(ser)

    memmax = r._memsize

    if not download:

        memmax -= 512

    if blocks is None:

        if first < 0 or first > (r._memsize - 1):

            raise errors.RadioError("first address out of range")

        if (last > 0 and last < first) or last > memmax:

            raise errors.RadioError("last address out of range")

        elif last == 0:

            last = memmax

        first /= 256

        if last % 256 != 0:

            last += 256

        last /= 256

        blocks = range(first, last)

    if download:

        data = r.download(True, blocks)

        file(fname, "wb").write(data)

    else:

        r._mmap = file(fname, "rb").read(r._memsize)

        r.upload(blocks)

    print("\nDone")