EntranceRandomizer.py

#!/usr/bin/env python3
import argparse
import copy
import os
import logging
import textwrap
import shlex
import sys

from Main import main, get_seed
from Rom import Sprite
from Utils import is_bundled, close_console


class ArgumentDefaultsHelpFormatter(argparse.RawTextHelpFormatter):

    def _get_help_string(self, action):
        return textwrap.dedent(action.help)

def parse_arguments(argv, no_defaults=False):
    def defval(value):
        return value if not no_defaults else None

    # we need to know how many players we have first
    parser = argparse.ArgumentParser(add_help=False)
    parser.add_argument('--multi', default=defval(1), type=lambda value: min(max(int(value), 1), 255))
    multiargs, _ = parser.parse_known_args(argv)

    parser = argparse.ArgumentParser(formatter_class=ArgumentDefaultsHelpFormatter)
    parser.add_argument('--create_spoiler', help='Output a Spoiler File', action='store_true')
    parser.add_argument('--logic', default=defval('noglitches'), const='noglitches', nargs='?', choices=['noglitches', 'minorglitches', 'owglitches', 'nologic'],
                        help='''\
                             Select Enforcement of Item Requirements. (default: %(default)s)
                             No Glitches:
                             Minor Glitches: May require Fake Flippers, Bunny Revival
                                             and Dark Room Navigation.
                             Overworld Glitches: May require overworld glitches.
                             No Logic: Distribute items without regard for
                                             item requirements.
                             ''')
    parser.add_argument('--glitch_triforce', help='Allow glitching to Triforce from Ganon\'s room', action='store_true')
    parser.add_argument('--mode', default=defval('open'), const='open', nargs='?', choices=['standard', 'open', 'inverted'],
                        help='''\
                             Select game mode. (default: %(default)s)
                             Open:      World starts with Zelda rescued.
                             Standard:  Fixes Hyrule Castle Secret Entrance and Front Door
                                        but may lead to weird rain state issues if you exit
                                        through the Hyrule Castle side exits before rescuing
                                        Zelda in a full shuffle.
                             Inverted:  Starting locations are Dark Sanctuary in West Dark
                                        World or at Link's House, which is shuffled freely.
                                        Requires the moon pearl to be Link in the Light World
                                        instead of a bunny.
                             ''')
    parser.add_argument('--swords', default=defval('random'), const='random', nargs='?', choices= ['random', 'assured', 'swordless', 'vanilla'],
                        help='''\
                             Select sword placement. (default: %(default)s)
                             Random:    All swords placed randomly.
                             Assured:   Start game with a sword already.
                             Swordless: No swords. Curtains in Skull Woods and Agahnim\'s 
                                        Tower are removed, Agahnim\'s Tower barrier can be
                                        destroyed with hammer. Misery Mire and Turtle Rock
                                        can be opened without a sword. Hammer damages Ganon.
                                        Ether and Bombos Tablet can be activated with Hammer
                                        (and Book). Bombos pads have been added in Ice
                                        Palace, to allow for an alternative to firerod.
                             Vanilla:   Swords are in vanilla locations.
                             ''')
    parser.add_argument('--goal', default=defval('ganon'), const='ganon', nargs='?',
                        choices=['ganon', 'pedestal', 'dungeons', 'triforcehunt', 'localtriforcehunt', 'ganontriforcehunt', 'localganontriforcehunt', 'crystals', 'ganonpedestal'],
                        help='''\
                             Select completion goal. (default: %(default)s)
                             Ganon:         Collect all crystals, beat Agahnim 2 then
                                            defeat Ganon.
                             Crystals:      Collect all crystals then defeat Ganon.
                             Pedestal:      Places the Triforce at the Master Sword Pedestal.
                             Ganon Pedestal: Pull the Master Sword Pedestal, then defeat Ganon.
                             All Dungeons:  Collect all crystals, pendants, beat both
                                            Agahnim fights and then defeat Ganon.
                             Triforce Hunt: Places 30 Triforce Pieces in the world, collect
                                            20 of them to beat the game.
                             Local Triforce Hunt: Places 30 Triforce Pieces in your world, collect
                                            20 of them to beat the game.
                             Ganon Triforce Hunt: Places 30 Triforce Pieces in the world, collect
                                            20 of them, then defeat Ganon.
                             Local Ganon Triforce Hunt: Places 30 Triforce Pieces in your world,
                                            collect 20 of them, then defeat Ganon.
                             ''')
    parser.add_argument('--triforce_pieces_available', default=defval(30),
                        type=lambda value: min(max(int(value), 1), 90),
                        help='''Set Triforce Pieces available in item pool.''')
    parser.add_argument('--triforce_pieces_required', default=defval(20),
                        type=lambda value: min(max(int(value), 1), 90),
                        help='''Set Triforce Pieces required to win a Triforce Hunt''')
    parser.add_argument('--difficulty', default=defval('normal'), const='normal', nargs='?',
                        choices=['easy', 'normal', 'hard', 'expert'],
                        help='''\
                             Select game difficulty. Affects available itempool. (default: %(default)s)
                             Easy:            An easier setting with some equipment duplicated and increased health.
                             Normal:          Normal difficulty.
                             Hard:            A harder setting with less equipment and reduced health.
                             Expert:          A harder yet setting with minimum equipment and health.
                             ''')
    parser.add_argument('--item_functionality', default=defval('normal'), const='normal', nargs='?',
                        choices=['easy', 'normal', 'hard', 'expert'],
                        help='''\
                             Select limits on item functionality to increase difficulty. (default: %(default)s)
                             Easy:            Easy functionality. (Medallions usable without sword)
                             Normal:          Normal functionality.
                             Hard:            Reduced functionality.
                             Expert:          Greatly reduced functionality.
                                  ''')
    parser.add_argument('--timer', default=defval('none'), const='normal', nargs='?', choices=['none', 'display', 'timed', 'timed-ohko', 'ohko', 'timed-countdown'],
                        help='''\
                             Select game timer setting. Affects available itempool. (default: %(default)s)
                             None:            No timer.
                             Display:         Displays a timer but does not affect
                                              the itempool.
                             Timed:           Starts with clock at zero. Green Clocks
                                              subtract 4 minutes (Total: 20), Blue Clocks
                                              subtract 2 minutes (Total: 10), Red Clocks add
                                              2 minutes (Total: 10). Winner is player with
                                              lowest time at the end.
                             Timed OHKO:      Starts clock at 10 minutes. Green Clocks add
                                              5 minutes (Total: 25). As long as clock is at 0,
                                              Link will die in one hit.
                             OHKO:            Like Timed OHKO, but no clock items are present
                                              and the clock is permenantly at zero.
                             Timed Countdown: Starts with clock at 40 minutes. Same clocks as
                                              Timed mode. If time runs out, you lose (but can
                                              still keep playing).
                             ''')
    parser.add_argument('--countdown_start_time', default=defval(10), type=int,
                        help='''Set amount of time, in minutes, to start with in Timed Countdown and Timed OHKO modes''')
    parser.add_argument('--red_clock_time', default=defval(-2), type=int,
                        help='''Set amount of time, in minutes, to add from picking up red clocks; negative removes time instead''')
    parser.add_argument('--blue_clock_time', default=defval(2), type=int,
                        help='''Set amount of time, in minutes, to add from picking up blue clocks; negative removes time instead''')
    parser.add_argument('--green_clock_time', default=defval(4), type=int,
                        help='''Set amount of time, in minutes, to add from picking up green clocks; negative removes time instead''')
    parser.add_argument('--dungeon_counters', default=defval('default'), const='default', nargs='?', choices=['default', 'on', 'pickup', 'off'],
                        help='''\
                             Select dungeon counter display settings. (default: %(default)s)
                             (Note, since timer takes up the same space on the hud as dungeon
                             counters, timer settings override dungeon counter settings.)
                             Default:       Dungeon counters only show when the compass is
                                            picked up, or otherwise sent, only when compass
                                            shuffle is turned on.
                             On:            Dungeon counters are always displayed.
                             Pickup:        Dungeon counters are shown when the compass is
                                            picked up, even when compass shuffle is turned
                                            off.
                             Off:           Dungeon counters are never shown.
                             ''')
    parser.add_argument('--progressive', default=defval('on'), const='normal', nargs='?', choices=['on', 'off', 'random'],
                        help='''\
                             Select progressive equipment setting. Affects available itempool. (default: %(default)s)
                             On:              Swords, Shields, Armor, and Gloves will
                                              all be progressive equipment. Each subsequent
                                              item of the same type the player finds will
                                              upgrade that piece of equipment by one stage.
                             Off:             Swords, Shields, Armor, and Gloves will not
                                              be progressive equipment. Higher level items may
                                              be found at any time. Downgrades are not possible.
                             Random:          Swords, Shields, Armor, and Gloves will, per
                                              category, be randomly progressive or not.
                                              Link will die in one hit.
                             ''')
    parser.add_argument('--algorithm', default=defval('balanced'), const='balanced', nargs='?',
                        choices=['freshness', 'flood', 'vt25', 'vt26', 'balanced'],
                        help='''\
                             Select item filling algorithm. (default: %(default)s
                             balanced:    vt26 derivitive that aims to strike a balance between
                                          the overworld heavy vt25 and the dungeon heavy vt26
                                          algorithm.
                             vt26:        Shuffle items and place them in a random location
                                          that it is not impossible to be in. This includes
                                          dungeon keys and items.
                             vt25:        Shuffle items and place them in a random location
                                          that it is not impossible to be in.
                             Flood:       Push out items starting from Link\'s House and
                                          slightly biased to placing progression items with
                                          less restrictions.
                             ''')
    parser.add_argument('--shuffle', default=defval('vanilla'), const='vanilla', nargs='?', choices=['vanilla', 'simple', 'restricted', 'full', 'crossed', 'insanity', 'restricted_legacy', 'full_legacy', 'madness_legacy', 'insanity_legacy', 'dungeonsfull', 'dungeonssimple'],
                        help='''\
                             Select Entrance Shuffling Algorithm. (default: %(default)s)
                             Full:       Mix cave and dungeon entrances freely while limiting
                                         multi-entrance caves to one world.
                             Simple:     Shuffle Dungeon Entrances/Exits between each other
                                         and keep all 4-entrance dungeons confined to one
                                         location. All caves outside of death mountain are
                                         shuffled in pairs and matched by original type.
                             Restricted: Use Dungeons shuffling from Simple but freely
                                         connect remaining entrances.
                             Crossed:    Mix cave and dungeon entrances freely while allowing
                                         caves to cross between worlds.
                             Insanity:   Decouple entrances and exits from each other and
                                         shuffle them freely. Caves that used to be single
                                         entrance will still exit to the same location from
                                         which they are entered.
                             Vanilla:    All entrances are in the same locations they were
                                         in the base game.
                             Legacy shuffles preserve behavior from older versions of the
                             entrance randomizer including significant technical limitations.
                             The dungeon variants only mix up dungeons and keep the rest of
                             the overworld vanilla.
                             ''')
    parser.add_argument('--crystals_ganon', default=defval('7'), const='7', nargs='?', choices=['random', '0', '1', '2', '3', '4', '5', '6', '7'],
                        help='''\
                             How many crystals are needed to defeat ganon. Any other 
                             requirements for ganon for the selected goal still apply.
                             This setting does not apply when the all dungeons goal is
                             selected. (default: %(default)s)
                             Random: Picks a random value between 0 and 7 (inclusive).
                             0-7:    Number of crystals needed
                             ''')
    parser.add_argument('--crystals_gt', default=defval('7'), const='7', nargs='?',
                        choices=['random', '0', '1', '2', '3', '4', '5', '6', '7'],
                        help='''\
                             How many crystals are needed to open GT. For inverted mode
                             this applies to the castle tower door instead. (default: %(default)s)
                             Random: Picks a random value between 0 and 7 (inclusive).
                             0-7:    Number of crystals needed
                             ''')
    parser.add_argument('--open_pyramid', default=defval('auto'), help='''\
                            Pre-opens the pyramid hole, this removes the Agahnim 2 requirement for it.
                            Depending on goal, you might still need to beat Agahnim 2 in order to beat ganon.
                            fast ganon goals are crystals, ganontriforcehunt, localganontriforcehunt, pedestalganon
                            auto - Only opens pyramid hole if the goal specifies a fast ganon, and entrance shuffle
                                   is vanilla, dungeonssimple or dungeonsfull.
                            goal - Opens pyramid hole if the goal specifies a fast ganon.
                            yes - Always opens the pyramid hole.
                            no - Never opens the pyramid hole.
                             ''', choices=['auto', 'goal', 'yes', 'no'])
    parser.add_argument('--rom', default=defval('Zelda no Densetsu - Kamigami no Triforce (Japan).sfc'),
                        help='Path to an ALttP JAP(1.0) rom to use as a base.')
    parser.add_argument('--loglevel', default=defval('info'), const='info', nargs='?', choices=['error', 'info', 'warning', 'debug'], help='Select level of logging for output.')
    parser.add_argument('--seed', help='Define seed number to generate.', type=int)
    parser.add_argument('--count', help='''\
                             Use to batch generate multiple seeds with same settings.
                             If --seed is provided, it will be used for the first seed, then
                             used to derive the next seed (i.e. generating 10 seeds with
                             --seed given will produce the same 10 (different) roms each
                             time).
                             ''', type=int)
    parser.add_argument('--fastmenu', default=defval('normal'), const='normal', nargs='?',
                        choices=['normal', 'instant', 'double', 'triple', 'quadruple', 'half'],
                        help='''\
                             Select the rate at which the menu opens and closes.
                             (default: %(default)s)
                             ''')
    parser.add_argument('--quickswap', help='Enable quick item swapping with L and R.', action='store_true')
    parser.add_argument('--disablemusic', help='Disables game music.', action='store_true')
    parser.add_argument('--triforcehud', default='hide_goal', const='hide_goal', nargs='?', choices=['normal', 'hide_goal', 'hide_required', 'hide_both'],
                    help='''\
                            Hide the triforce hud in certain circumstances.
                            hide_goal will hide the hud until finding a triforce piece, hide_required will hide the total amount needed to win
                            (Both can be revealed when speaking to Murahalda)
                            (default: %(default)s)
                            ''')
    parser.add_argument('--enableflashing', help='Reenable flashing animations (unfriendly to epilepsy, always disabled in race roms)', action='store_false', dest="reduceflashing")
    parser.add_argument('--mapshuffle', default=defval(False),
                        help='Maps are no longer restricted to their dungeons, but can be anywhere',
                        action='store_true')
    parser.add_argument('--compassshuffle', default=defval(False),
                        help='Compasses are no longer restricted to their dungeons, but can be anywhere',
                        action='store_true')
    parser.add_argument('--keyshuffle', default=defval("off"), help='\
                        on: Small Keys are no longer restricted to their dungeons, but can be anywhere.\
                        universal: Makes all Small Keys usable in any dungeon and places shops to buy more keys.',
                        choices=["on", "universal", "off"])
    parser.add_argument('--bigkeyshuffle', default=defval(False),
                        help='Big Keys are no longer restricted to their dungeons, but can be anywhere',
                        action='store_true')
    parser.add_argument('--keysanity', default=defval(False), help=argparse.SUPPRESS, action='store_true')
    parser.add_argument('--retro', default=defval(False), help='''\
                             Keys are universal, shooting arrows costs rupees,
                             and a few other little things make this more like Zelda-1.
                             ''', action='store_true')
    parser.add_argument('--startinventory', default=defval(''),
                        help='Specifies a list of items that will be in your starting inventory (separated by commas)')
    parser.add_argument('--local_items', default=defval(''),
                        help='Specifies a list of items that will not spread across the multiworld (separated by commas)')
    parser.add_argument('--non_local_items', default=defval(''),
                        help='Specifies a list of items that will spread across the multiworld (separated by commas)')
    parser.add_argument('--custom', default=defval(False), help='Not supported.')
    parser.add_argument('--customitemarray', default=defval(False), help='Not supported.')
    parser.add_argument('--accessibility', default=defval('items'), const='items', nargs='?', choices=['items', 'locations', 'none'], help='''\
                             Select Item/Location Accessibility. (default: %(default)s)
                             Items:     You can reach all unique inventory items. No guarantees about
                                        reaching all locations or all keys. 
                             Locations: You will be able to reach every location in the game.
                             None:      You will be able to reach enough locations to beat the game.
                             ''')
    parser.add_argument('--hints', default=defval(False), help='''\
                             Make telepathic tiles and storytellers give helpful hints.
                             ''', action='store_true')
    # included for backwards compatibility
    parser.add_argument('--shuffleganon', help=argparse.SUPPRESS, action='store_true', default=defval(True))
    parser.add_argument('--no-shuffleganon', help='''\
                             If set, the Pyramid Hole and Ganon's Tower are not
                             included entrance shuffle pool.
                             ''', action='store_false', dest='shuffleganon')
    parser.add_argument('--heartbeep', default=defval('normal'), const='normal', nargs='?', choices=['double', 'normal', 'half', 'quarter', 'off'],
                        help='''\
                             Select the rate at which the heart beep sound is played at
                             low health. (default: %(default)s)
                             ''')
    parser.add_argument('--heartcolor', default=defval('red'), const='red', nargs='?', choices=['red', 'blue', 'green', 'yellow', 'random'],
                        help='Select the color of Link\'s heart meter. (default: %(default)s)')
    parser.add_argument('--ow_palettes', default=defval('default'), choices=['default', 'random', 'blackout','puke','classic','grayscale','negative','dizzy','sick'])
    parser.add_argument('--uw_palettes', default=defval('default'), choices=['default', 'random', 'blackout','puke','classic','grayscale','negative','dizzy','sick'])
    parser.add_argument('--hud_palettes', default=defval('default'), choices=['default', 'random', 'blackout','puke','classic','grayscale','negative','dizzy','sick'])
    parser.add_argument('--shield_palettes', default=defval('default'), choices=['default', 'random', 'blackout','puke','classic','grayscale','negative','dizzy','sick'])
    parser.add_argument('--sword_palettes', default=defval('default'), choices=['default', 'random', 'blackout','puke','classic','grayscale','negative','dizzy','sick'])
    parser.add_argument('--link_palettes', default=defval('default'), choices=['default', 'random', 'blackout','puke','classic','grayscale','negative','dizzy','sick'])
    
    parser.add_argument('--sprite', help='''\
                             Path to a sprite sheet to use for Link. Needs to be in
                             binary format and have a length of 0x7000 (28672) bytes,
                             or 0x7078 (28792) bytes including palette data.
                             Alternatively, can be a ALttP Rom patched with a Link
                             sprite that will be extracted.
                             ''')
    parser.add_argument('--suppress_rom', help='Do not create an output rom file.', action='store_true')
    parser.add_argument('--gui', help='Launch the GUI', action='store_true')
    parser.add_argument('--skip_progression_balancing', action='store_true', default=defval(False),
                        help="Skip Multiworld Progression balancing.")
    parser.add_argument('--skip_playthrough', action='store_true', default=defval(False))
    parser.add_argument('--enemizercli', default=defval('EnemizerCLI/EnemizerCLI.Core'))
    parser.add_argument('--shufflebosses', default=defval('none'), choices=['none', 'basic', 'normal', 'chaos',
                                                                            "singularity"])
    parser.add_argument('--enemy_shuffle', action='store_true')
    parser.add_argument('--killable_thieves', action='store_true')
    parser.add_argument('--tile_shuffle', action='store_true')
    parser.add_argument('--bush_shuffle', action='store_true')
    parser.add_argument('--enemy_health', default=defval('default'),
                        choices=['default', 'easy', 'normal', 'hard', 'expert'])
    parser.add_argument('--enemy_damage', default=defval('default'), choices=['default', 'shuffled', 'chaos'])
    parser.add_argument('--shufflepots', default=defval(False), action='store_true')
    parser.add_argument('--beemizer', default=defval(0), type=lambda value: min(max(int(value), 0), 4))
    parser.add_argument('--shop_shuffle', default='', help='''\
    combine letters for options:
    g: generate default inventories for light and dark world shops, and unique shops
    f: generate default inventories for each shop individually
    i: shuffle the default inventories of the shops around
    p: randomize the prices of the items in shop inventories
    u: shuffle capacity upgrades into the item pool
    w: consider witch's hut like any other shop and shuffle/randomize it too
    ''')
    parser.add_argument('--shop_shuffle_slots', default=defval(0),
                        type=lambda value: min(max(int(value), 1), 96),
                        help='''
        Maximum amount of shop slots able to be filled by items from the item pool.
    ''')
    parser.add_argument('--shuffle_prizes', default=defval('g'), choices=['', 'g', 'b', 'gb'])
    parser.add_argument('--sprite_pool', help='''\
    Specifies a colon separated list of sprites used for random/randomonevent. If not specified, the full sprite pool is used.''')
    parser.add_argument('--dark_room_logic', default=('Lamp'), choices=["lamp", "torches", "none"], help='''\
    For unlit dark rooms, require the Lamp to be considered in logic by default. 
    Torches means additionally easily accessible Torches that can be lit with Fire Rod are considered doable.
    None means full traversal through dark rooms without tools is considered doable.''')
    parser.add_argument('--restrict_dungeon_item_on_boss', default=defval(False), action="store_true")
    parser.add_argument('--remote_items', default=defval(False), action='store_true')
    parser.add_argument('--multi', default=defval(1), type=lambda value: min(max(int(value), 1), 255))
    parser.add_argument('--names', default=defval(''))
    parser.add_argument('--teams', default=defval(1), type=lambda value: max(int(value), 1))
    parser.add_argument('--outputpath')
    parser.add_argument('--race', default=defval(False), action='store_true')
    parser.add_argument('--outputname')
    parser.add_argument('--create_diff', default=defval(False), action='store_true', help='''\
    create a binary patch file from which the randomized rom can be recreated using MultiClient.''')
    parser.add_argument('--disable_glitch_boots', default=defval(False), action='store_true', help='''\
    turns off starting with Pegasus Boots in glitched modes.''')
    if multiargs.multi:
        for player in range(1, multiargs.multi + 1):
            parser.add_argument(f'--p{player}', default=defval(''), help=argparse.SUPPRESS)

    ret = parser.parse_args(argv)

    # shuffle medallions

    ret.required_medallions = ("random", "random")
    # cannot be set through CLI currently
    ret.plando_items = []
    ret.plando_texts = {}
    ret.plando_connections = []
    ret.er_seeds = {}

    ret.glitch_boots = not ret.disable_glitch_boots
    if ret.timer == "none":
        ret.timer = False
    if ret.dungeon_counters == 'on':
        ret.dungeon_counters = True
    elif ret.dungeon_counters == 'off':
        ret.dungeon_counters = False

    if ret.keysanity:
        ret.mapshuffle = ret.compassshuffle = ret.keyshuffle = ret.bigkeyshuffle = True
    elif ret.keyshuffle == "on":
        ret.keyshuffle = True
    elif ret.keyshuffle == "off":
        ret.keyshuffle = False
    if multiargs.multi:
        defaults = copy.deepcopy(ret)
        for player in range(1, multiargs.multi + 1):
            playerargs = parse_arguments(shlex.split(getattr(ret, f"p{player}")), True)

            for name in ['logic', 'mode', 'swords', 'goal', 'difficulty', 'item_functionality',
                         'shuffle', 'crystals_ganon', 'crystals_gt', 'open_pyramid', 'timer',
                         'countdown_start_time', 'red_clock_time', 'blue_clock_time', 'green_clock_time',
                         'mapshuffle', 'compassshuffle', 'keyshuffle', 'bigkeyshuffle', 'startinventory',
                         'local_items', 'non_local_items', 'retro', 'accessibility', 'hints', 'beemizer',
                         'shufflebosses', 'enemy_shuffle', 'enemy_health', 'enemy_damage', 'shufflepots',
                         'ow_palettes', 'uw_palettes', 'sprite', 'disablemusic', 'quickswap', 'fastmenu', 'heartcolor',
                         'heartbeep', "skip_progression_balancing", "triforce_pieces_available",
                         "triforce_pieces_required", "shop_shuffle", "shop_shuffle_slots",
                         "required_medallions",
                         "plando_items", "plando_texts", "plando_connections", "er_seeds",
                         'remote_items', 'progressive', 'dungeon_counters', 'glitch_boots', 'killable_thieves',
                         'tile_shuffle', 'bush_shuffle', 'shuffle_prizes', 'sprite_pool', 'dark_room_logic',
                         'restrict_dungeon_item_on_boss', 'reduceflashing',
                         'hud_palettes', 'sword_palettes', 'shield_palettes', 'link_palettes', 'triforcehud']:
                value = getattr(defaults, name) if getattr(playerargs, name) is None else getattr(playerargs, name)
                if player == 1:
                    setattr(ret, name, {1: value})
                else:
                    getattr(ret, name)[player] = value

    return ret

def start():
    args = parse_arguments(None)

    if is_bundled() and len(sys.argv) == 1:
        # for the bundled builds, if we have no arguments, the user
        # probably wants the gui. Users of the bundled build who want the command line
        # interface shouuld specify at least one option, possibly setting a value to a
        # default if they like all the defaults
        from Gui import guiMain
        close_console()
        guiMain()
        sys.exit(0)

    # ToDo: Validate files further than mere existance
    if not os.path.isfile(args.rom):
        input(
            'Could not find valid base rom for patching at expected path %s. Please run with -h to see help for further information. \nPress Enter to exit.' % args.rom)
        sys.exit(1)
    if any([sprite is not None and not os.path.isfile(sprite) and not Sprite.get_sprite_from_name(sprite) for sprite in
            args.sprite.values()]):
        input('Could not find link sprite sheet at given location. \nPress Enter to exit.')
        sys.exit(1)

    # set up logger
    loglevel = {'error': logging.ERROR, 'info': logging.INFO, 'warning': logging.WARNING, 'debug': logging.DEBUG}[args.loglevel]
    logging.basicConfig(format='%(message)s', level=loglevel)

    if args.gui:
        from Gui import guiMain
        guiMain(args)
    elif args.count is not None:
        seed = args.seed
        for _ in range(args.count):
            main(seed=seed, args=args)
            seed = get_seed()
    else:
        main(seed=args.seed, args=args)

if __name__ == '__main__':
    start()