diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..837b11e5
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+.ipynb_checkpoints/
+imagenet_scraper.log
+stats.csv
diff --git a/downloader.py b/downloader.py
index 5bf3c2c0..3a7fa0ca 100755
--- a/downloader.py
+++ b/downloader.py
@@ -17,6 +17,7 @@
 parser.add_argument('-number_of_classes', default = 10, type=int)
 parser.add_argument('-images_per_class', default = 10, type=int)
 parser.add_argument('-data_root', default='' , type=str)
+parser.add_argument('-data_folder', default='imagenet_images' , type=str)
 parser.add_argument('-use_class_list', default=False,type=lambda x: (str(x).lower() == 'true'))
 parser.add_argument('-class_list', default=[], nargs='*')
 parser.add_argument('-debug', default=False,type=lambda x: (str(x).lower() == 'true'))
@@ -26,16 +27,15 @@
 args, args_other = parser.parse_known_args()
 
 if args.debug:
-    logging.basicConfig(filename='imagenet_scarper.log', level=logging.DEBUG)
+    logging.basicConfig(filename='imagenet_scraper.log', level=logging.DEBUG)
 
 if len(args.data_root) == 0:
     logging.error("-data_root is required to run downloader!")
     exit()
 
 if not os.path.isdir(args.data_root):
-    logging.error(f'folder {args.data_root} does not exist! please provide existing folder in -data_root arg!')
-    exit()
-
+    os.makedirs(args.data_root)
+    logging.warning(f'folder {args.data_root} did not exist! creating folder..')
 
 IMAGENET_API_WNID_TO_URLS = lambda wnid: f'http://www.image-net.org/api/text/imagenet.synset.geturls?wnid={wnid}'
 
@@ -55,7 +55,7 @@
    for item in args.class_list:
        classes_to_scrape.append(item)
        if item not in class_info_dict:
-           logging.error(f'Class {item} not found in ImageNete')
+           logging.error(f'Class {item} not found in ImageNet')
            exit()
 
 elif args.use_class_list == False:
@@ -83,10 +83,11 @@
 print("Picked the following clases:")
 print([ class_info_dict[class_wnid]['class_name'] for class_wnid in classes_to_scrape ])
 
-imagenet_images_folder = os.path.join(args.data_root, 'imagenet_images')
+imagenet_images_folder = os.path.join(args.data_root, args.data_folder)
 if not os.path.isdir(imagenet_images_folder):
     os.mkdir(imagenet_images_folder)
-
+else:
+    logging.warning(f'folder {args.data_folder} already exists! New images will be appended...')
 
 scraping_stats = dict(
     all=dict(
@@ -331,9 +332,10 @@ def finish(status):
 
     urls = [url.decode('utf-8') for url in resp.content.splitlines()]
 
-    #for url in  urls:
-    #    get_image(url)
-
-    print(f"Multiprocessing workers: {args.multiprocessing_workers}")
-    with Pool(processes=args.multiprocessing_workers) as p:
-        p.map(get_image,urls)
+    if args.multiprocessing_workers==0:
+        for url in  urls:
+            get_image(url)
+    else:
+        print(f"Multiprocessing workers: {args.multiprocessing_workers}")
+        with Pool(processes=args.multiprocessing_workers) as p:
+            p.map(get_image,urls)
diff --git a/imagenet_classes.txt b/imagenet_classes.txt
new file mode 100644
index 00000000..34c3324c
--- /dev/null
+++ b/imagenet_classes.txt
@@ -0,0 +1,1000 @@
+0, tench
+1, goldfish
+2, great_white_shark
+3, tiger_shark
+4, hammerhead
+5, electric_ray
+6, stingray
+7, cock
+8, hen
+9, ostrich
+10, brambling
+11, goldfinch
+12, house_finch
+13, junco
+14, indigo_bunting
+15, robin
+16, bulbul
+17, jay
+18, magpie
+19, chickadee
+20, water_ouzel
+21, kite
+22, bald_eagle
+23, vulture
+24, great_grey_owl
+25, European_fire_salamander
+26, common_newt
+27, eft
+28, spotted_salamander
+29, axolotl
+30, bullfrog
+31, tree_frog
+32, tailed_frog
+33, loggerhead
+34, leatherback_turtle
+35, mud_turtle
+36, terrapin
+37, box_turtle
+38, banded_gecko
+39, common_iguana
+40, American_chameleon
+41, whiptail
+42, agama
+43, frilled_lizard
+44, alligator_lizard
+45, Gila_monster
+46, green_lizard
+47, African_chameleon
+48, Komodo_dragon
+49, African_crocodile
+50, American_alligator
+51, triceratops
+52, thunder_snake
+53, ringneck_snake
+54, hognose_snake
+55, green_snake
+56, king_snake
+57, garter_snake
+58, water_snake
+59, vine_snake
+60, night_snake
+61, boa_constrictor
+62, rock_python
+63, Indian_cobra
+64, green_mamba
+65, sea_snake
+66, horned_viper
+67, diamondback
+68, sidewinder
+69, trilobite
+70, harvestman
+71, scorpion
+72, black_and_gold_garden_spider
+73, barn_spider
+74, garden_spider
+75, black_widow
+76, tarantula
+77, wolf_spider
+78, tick
+79, centipede
+80, black_grouse
+81, ptarmigan
+82, ruffed_grouse
+83, prairie_chicken
+84, peacock
+85, quail
+86, partridge
+87, African_grey
+88, macaw
+89, sulphur-crested_cockatoo
+90, lorikeet
+91, coucal
+92, bee_eater
+93, hornbill
+94, hummingbird
+95, jacamar
+96, toucan
+97, drake
+98, red-breasted_merganser
+99, goose
+100, black_swan
+101, tusker
+102, echidna
+103, platypus
+104, wallaby
+105, koala
+106, wombat
+107, jellyfish
+108, sea_anemone
+109, brain_coral
+110, flatworm
+111, nematode
+112, conch
+113, snail
+114, slug
+115, sea_slug
+116, chiton
+117, chambered_nautilus
+118, Dungeness_crab
+119, rock_crab
+120, fiddler_crab
+121, king_crab
+122, American_lobster
+123, spiny_lobster
+124, crayfish
+125, hermit_crab
+126, isopod
+127, white_stork
+128, black_stork
+129, spoonbill
+130, flamingo
+131, little_blue_heron
+132, American_egret
+133, bittern
+134, crane
+135, limpkin
+136, European_gallinule
+137, American_coot
+138, bustard
+139, ruddy_turnstone
+140, red-backed_sandpiper
+141, redshank
+142, dowitcher
+143, oystercatcher
+144, pelican
+145, king_penguin
+146, albatross
+147, grey_whale
+148, killer_whale
+149, dugong
+150, sea_lion
+151, Chihuahua
+152, Japanese_spaniel
+153, Maltese_dog
+154, Pekinese
+155, Shih-Tzu
+156, Blenheim_spaniel
+157, papillon
+158, toy_terrier
+159, Rhodesian_ridgeback
+160, Afghan_hound
+161, basset
+162, beagle
+163, bloodhound
+164, bluetick
+165, black-and-tan_coonhound
+166, Walker_hound
+167, English_foxhound
+168, redbone
+169, borzoi
+170, Irish_wolfhound
+171, Italian_greyhound
+172, whippet
+173, Ibizan_hound
+174, Norwegian_elkhound
+175, otterhound
+176, Saluki
+177, Scottish_deerhound
+178, Weimaraner
+179, Staffordshire_bullterrier
+180, American_Staffordshire_terrier
+181, Bedlington_terrier
+182, Border_terrier
+183, Kerry_blue_terrier
+184, Irish_terrier
+185, Norfolk_terrier
+186, Norwich_terrier
+187, Yorkshire_terrier
+188, wire-haired_fox_terrier
+189, Lakeland_terrier
+190, Sealyham_terrier
+191, Airedale
+192, cairn
+193, Australian_terrier
+194, Dandie_Dinmont
+195, Boston_bull
+196, miniature_schnauzer
+197, giant_schnauzer
+198, standard_schnauzer
+199, Scotch_terrier
+200, Tibetan_terrier
+201, silky_terrier
+202, soft-coated_wheaten_terrier
+203, West_Highland_white_terrier
+204, Lhasa
+205, flat-coated_retriever
+206, curly-coated_retriever
+207, golden_retriever
+208, Labrador_retriever
+209, Chesapeake_Bay_retriever
+210, German_short-haired_pointer
+211, vizsla
+212, English_setter
+213, Irish_setter
+214, Gordon_setter
+215, Brittany_spaniel
+216, clumber
+217, English_springer
+218, Welsh_springer_spaniel
+219, cocker_spaniel
+220, Sussex_spaniel
+221, Irish_water_spaniel
+222, kuvasz
+223, schipperke
+224, groenendael
+225, malinois
+226, briard
+227, kelpie
+228, komondor
+229, Old_English_sheepdog
+230, Shetland_sheepdog
+231, collie
+232, Border_collie
+233, Bouvier_des_Flandres
+234, Rottweiler
+235, German_shepherd
+236, Doberman
+237, miniature_pinscher
+238, Greater_Swiss_Mountain_dog
+239, Bernese_mountain_dog
+240, Appenzeller
+241, EntleBucher
+242, boxer
+243, bull_mastiff
+244, Tibetan_mastiff
+245, French_bulldog
+246, Great_Dane
+247, Saint_Bernard
+248, Eskimo_dog
+249, malamute
+250, Siberian_husky
+251, dalmatian
+252, affenpinscher
+253, basenji
+254, pug
+255, Leonberg
+256, Newfoundland
+257, Great_Pyrenees
+258, Samoyed
+259, Pomeranian
+260, chow
+261, keeshond
+262, Brabancon_griffon
+263, Pembroke
+264, Cardigan
+265, toy_poodle
+266, miniature_poodle
+267, standard_poodle
+268, Mexican_hairless
+269, timber_wolf
+270, white_wolf
+271, red_wolf
+272, coyote
+273, dingo
+274, dhole
+275, African_hunting_dog
+276, hyena
+277, red_fox
+278, kit_fox
+279, Arctic_fox
+280, grey_fox
+281, tabby
+282, tiger_cat
+283, Persian_cat
+284, Siamese_cat
+285, Egyptian_cat
+286, cougar
+287, lynx
+288, leopard
+289, snow_leopard
+290, jaguar
+291, lion
+292, tiger
+293, cheetah
+294, brown_bear
+295, American_black_bear
+296, ice_bear
+297, sloth_bear
+298, mongoose
+299, meerkat
+300, tiger_beetle
+301, ladybug
+302, ground_beetle
+303, long-horned_beetle
+304, leaf_beetle
+305, dung_beetle
+306, rhinoceros_beetle
+307, weevil
+308, fly
+309, bee
+310, ant
+311, grasshopper
+312, cricket
+313, walking_stick
+314, cockroach
+315, mantis
+316, cicada
+317, leafhopper
+318, lacewing
+319, dragonfly
+320, damselfly
+321, admiral
+322, ringlet
+323, monarch
+324, cabbage_butterfly
+325, sulphur_butterfly
+326, lycaenid
+327, starfish
+328, sea_urchin
+329, sea_cucumber
+330, wood_rabbit
+331, hare
+332, Angora
+333, hamster
+334, porcupine
+335, fox_squirrel
+336, marmot
+337, beaver
+338, guinea_pig
+339, sorrel
+340, zebra
+341, hog
+342, wild_boar
+343, warthog
+344, hippopotamus
+345, ox
+346, water_buffalo
+347, bison
+348, ram
+349, bighorn
+350, ibex
+351, hartebeest
+352, impala
+353, gazelle
+354, Arabian_camel
+355, llama
+356, weasel
+357, mink
+358, polecat
+359, black-footed_ferret
+360, otter
+361, skunk
+362, badger
+363, armadillo
+364, three-toed_sloth
+365, orangutan
+366, gorilla
+367, chimpanzee
+368, gibbon
+369, siamang
+370, guenon
+371, patas
+372, baboon
+373, macaque
+374, langur
+375, colobus
+376, proboscis_monkey
+377, marmoset
+378, capuchin
+379, howler_monkey
+380, titi
+381, spider_monkey
+382, squirrel_monkey
+383, Madagascar_cat
+384, indri
+385, Indian_elephant
+386, African_elephant
+387, lesser_panda
+388, giant_panda
+389, barracouta
+390, eel
+391, coho
+392, rock_beauty
+393, anemone_fish
+394, sturgeon
+395, gar
+396, lionfish
+397, puffer
+398, abacus
+399, abaya
+400, academic_gown
+401, accordion
+402, acoustic_guitar
+403, aircraft_carrier
+404, airliner
+405, airship
+406, altar
+407, ambulance
+408, amphibian
+409, analog_clock
+410, apiary
+411, apron
+412, ashcan
+413, assault_rifle
+414, backpack
+415, bakery
+416, balance_beam
+417, balloon
+418, ballpoint
+419, Band_Aid
+420, banjo
+421, bannister
+422, barbell
+423, barber_chair
+424, barbershop
+425, barn
+426, barometer
+427, barrel
+428, barrow
+429, baseball
+430, basketball
+431, bassinet
+432, bassoon
+433, bathing_cap
+434, bath_towel
+435, bathtub
+436, beach_wagon
+437, beacon
+438, beaker
+439, bearskin
+440, beer_bottle
+441, beer_glass
+442, bell_cote
+443, bib
+444, bicycle-built-for-two
+445, bikini
+446, binder
+447, binoculars
+448, birdhouse
+449, boathouse
+450, bobsled
+451, bolo_tie
+452, bonnet
+453, bookcase
+454, bookshop
+455, bottlecap
+456, bow
+457, bow_tie
+458, brass
+459, brassiere
+460, breakwater
+461, breastplate
+462, broom
+463, bucket
+464, buckle
+465, bulletproof_vest
+466, bullet_train
+467, butcher_shop
+468, cab
+469, caldron
+470, candle
+471, cannon
+472, canoe
+473, can_opener
+474, cardigan
+475, car_mirror
+476, carousel
+477, carpenter's_kit
+478, carton
+479, car_wheel
+480, cash_machine
+481, cassette
+482, cassette_player
+483, castle
+484, catamaran
+485, CD_player
+486, cello
+487, cellular_telephone
+488, chain
+489, chainlink_fence
+490, chain_mail
+491, chain_saw
+492, chest
+493, chiffonier
+494, chime
+495, china_cabinet
+496, Christmas_stocking
+497, church
+498, cinema
+499, cleaver
+500, cliff_dwelling
+501, cloak
+502, clog
+503, cocktail_shaker
+504, coffee_mug
+505, coffeepot
+506, coil
+507, combination_lock
+508, computer_keyboard
+509, confectionery
+510, container_ship
+511, convertible
+512, corkscrew
+513, cornet
+514, cowboy_boot
+515, cowboy_hat
+516, cradle
+517, crane
+518, crash_helmet
+519, crate
+520, crib
+521, Crock_Pot
+522, croquet_ball
+523, crutch
+524, cuirass
+525, dam
+526, desk
+527, desktop_computer
+528, dial_telephone
+529, diaper
+530, digital_clock
+531, digital_watch
+532, dining_table
+533, dishrag
+534, dishwasher
+535, disk_brake
+536, dock
+537, dogsled
+538, dome
+539, doormat
+540, drilling_platform
+541, drum
+542, drumstick
+543, dumbbell
+544, Dutch_oven
+545, electric_fan
+546, electric_guitar
+547, electric_locomotive
+548, entertainment_center
+549, envelope
+550, espresso_maker
+551, face_powder
+552, feather_boa
+553, file
+554, fireboat
+555, fire_engine
+556, fire_screen
+557, flagpole
+558, flute
+559, folding_chair
+560, football_helmet
+561, forklift
+562, fountain
+563, fountain_pen
+564, four-poster
+565, freight_car
+566, French_horn
+567, frying_pan
+568, fur_coat
+569, garbage_truck
+570, gasmask
+571, gas_pump
+572, goblet
+573, go-kart
+574, golf_ball
+575, golfcart
+576, gondola
+577, gong
+578, gown
+579, grand_piano
+580, greenhouse
+581, grille
+582, grocery_store
+583, guillotine
+584, hair_slide
+585, hair_spray
+586, half_track
+587, hammer
+588, hamper
+589, hand_blower
+590, hand-held_computer
+591, handkerchief
+592, hard_disc
+593, harmonica
+594, harp
+595, harvester
+596, hatchet
+597, holster
+598, home_theater
+599, honeycomb
+600, hook
+601, hoopskirt
+602, horizontal_bar
+603, horse_cart
+604, hourglass
+605, iPod
+606, iron
+607, jack-o'-lantern
+608, jean
+609, jeep
+610, jersey
+611, jigsaw_puzzle
+612, jinrikisha
+613, joystick
+614, kimono
+615, knee_pad
+616, knot
+617, lab_coat
+618, ladle
+619, lampshade
+620, laptop
+621, lawn_mower
+622, lens_cap
+623, letter_opener
+624, library
+625, lifeboat
+626, lighter
+627, limousine
+628, liner
+629, lipstick
+630, Loafer
+631, lotion
+632, loudspeaker
+633, loupe
+634, lumbermill
+635, magnetic_compass
+636, mailbag
+637, mailbox
+638, maillot
+639, maillot
+640, manhole_cover
+641, maraca
+642, marimba
+643, mask
+644, matchstick
+645, maypole
+646, maze
+647, measuring_cup
+648, medicine_chest
+649, megalith
+650, microphone
+651, microwave
+652, military_uniform
+653, milk_can
+654, minibus
+655, miniskirt
+656, minivan
+657, missile
+658, mitten
+659, mixing_bowl
+660, mobile_home
+661, Model_T
+662, modem
+663, monastery
+664, monitor
+665, moped
+666, mortar
+667, mortarboard
+668, mosque
+669, mosquito_net
+670, motor_scooter
+671, mountain_bike
+672, mountain_tent
+673, mouse
+674, mousetrap
+675, moving_van
+676, muzzle
+677, nail
+678, neck_brace
+679, necklace
+680, nipple
+681, notebook
+682, obelisk
+683, oboe
+684, ocarina
+685, odometer
+686, oil_filter
+687, organ
+688, oscilloscope
+689, overskirt
+690, oxcart
+691, oxygen_mask
+692, packet
+693, paddle
+694, paddlewheel
+695, padlock
+696, paintbrush
+697, pajama
+698, palace
+699, panpipe
+700, paper_towel
+701, parachute
+702, parallel_bars
+703, park_bench
+704, parking_meter
+705, passenger_car
+706, patio
+707, pay-phone
+708, pedestal
+709, pencil_box
+710, pencil_sharpener
+711, perfume
+712, Petri_dish
+713, photocopier
+714, pick
+715, pickelhaube
+716, picket_fence
+717, pickup
+718, pier
+719, piggy_bank
+720, pill_bottle
+721, pillow
+722, ping-pong_ball
+723, pinwheel
+724, pirate
+725, pitcher
+726, plane
+727, planetarium
+728, plastic_bag
+729, plate_rack
+730, plow
+731, plunger
+732, Polaroid_camera
+733, pole
+734, police_van
+735, poncho
+736, pool_table
+737, pop_bottle
+738, pot
+739, potter's_wheel
+740, power_drill
+741, prayer_rug
+742, printer
+743, prison
+744, projectile
+745, projector
+746, puck
+747, punching_bag
+748, purse
+749, quill
+750, quilt
+751, racer
+752, racket
+753, radiator
+754, radio
+755, radio_telescope
+756, rain_barrel
+757, recreational_vehicle
+758, reel
+759, reflex_camera
+760, refrigerator
+761, remote_control
+762, restaurant
+763, revolver
+764, rifle
+765, rocking_chair
+766, rotisserie
+767, rubber_eraser
+768, rugby_ball
+769, rule
+770, running_shoe
+771, safe
+772, safety_pin
+773, saltshaker
+774, sandal
+775, sarong
+776, sax
+777, scabbard
+778, scale
+779, school_bus
+780, schooner
+781, scoreboard
+782, screen
+783, screw
+784, screwdriver
+785, seat_belt
+786, sewing_machine
+787, shield
+788, shoe_shop
+789, shoji
+790, shopping_basket
+791, shopping_cart
+792, shovel
+793, shower_cap
+794, shower_curtain
+795, ski
+796, ski_mask
+797, sleeping_bag
+798, slide_rule
+799, sliding_door
+800, slot
+801, snorkel
+802, snowmobile
+803, snowplow
+804, soap_dispenser
+805, soccer_ball
+806, sock
+807, solar_dish
+808, sombrero
+809, soup_bowl
+810, space_bar
+811, space_heater
+812, space_shuttle
+813, spatula
+814, speedboat
+815, spider_web
+816, spindle
+817, sports_car
+818, spotlight
+819, stage
+820, steam_locomotive
+821, steel_arch_bridge
+822, steel_drum
+823, stethoscope
+824, stole
+825, stone_wall
+826, stopwatch
+827, stove
+828, strainer
+829, streetcar
+830, stretcher
+831, studio_couch
+832, stupa
+833, submarine
+834, suit
+835, sundial
+836, sunglass
+837, sunglasses
+838, sunscreen
+839, suspension_bridge
+840, swab
+841, sweatshirt
+842, swimming_trunks
+843, swing
+844, switch
+845, syringe
+846, table_lamp
+847, tank
+848, tape_player
+849, teapot
+850, teddy
+851, television
+852, tennis_ball
+853, thatch
+854, theater_curtain
+855, thimble
+856, thresher
+857, throne
+858, tile_roof
+859, toaster
+860, tobacco_shop
+861, toilet_seat
+862, torch
+863, totem_pole
+864, tow_truck
+865, toyshop
+866, tractor
+867, trailer_truck
+868, tray
+869, trench_coat
+870, tricycle
+871, trimaran
+872, tripod
+873, triumphal_arch
+874, trolleybus
+875, trombone
+876, tub
+877, turnstile
+878, typewriter_keyboard
+879, umbrella
+880, unicycle
+881, upright
+882, vacuum
+883, vase
+884, vault
+885, velvet
+886, vending_machine
+887, vestment
+888, viaduct
+889, violin
+890, volleyball
+891, waffle_iron
+892, wall_clock
+893, wallet
+894, wardrobe
+895, warplane
+896, washbasin
+897, washer
+898, water_bottle
+899, water_jug
+900, water_tower
+901, whiskey_jug
+902, whistle
+903, wig
+904, window_screen
+905, window_shade
+906, Windsor_tie
+907, wine_bottle
+908, wing
+909, wok
+910, wooden_spoon
+911, wool
+912, worm_fence
+913, wreck
+914, yawl
+915, yurt
+916, web_site
+917, comic_book
+918, crossword_puzzle
+919, street_sign
+920, traffic_light
+921, book_jacket
+922, menu
+923, plate
+924, guacamole
+925, consomme
+926, hot_pot
+927, trifle
+928, ice_cream
+929, ice_lolly
+930, French_loaf
+931, bagel
+932, pretzel
+933, cheeseburger
+934, hotdog
+935, mashed_potato
+936, head_cabbage
+937, broccoli
+938, cauliflower
+939, zucchini
+940, spaghetti_squash
+941, acorn_squash
+942, butternut_squash
+943, cucumber
+944, artichoke
+945, bell_pepper
+946, cardoon
+947, mushroom
+948, Granny_Smith
+949, strawberry
+950, orange
+951, lemon
+952, fig
+953, pineapple
+954, banana
+955, jackfruit
+956, custard_apple
+957, pomegranate
+958, hay
+959, carbonara
+960, chocolate_sauce
+961, dough
+962, meat_loaf
+963, pizza
+964, potpie
+965, burrito
+966, red_wine
+967, espresso
+968, cup
+969, eggnog
+970, alp
+971, bubble
+972, cliff
+973, coral_reef
+974, geyser
+975, lakeside
+976, promontory
+977, sandbar
+978, seashore
+979, valley
+980, volcano
+981, ballplayer
+982, groom
+983, scuba_diver
+984, rapeseed
+985, daisy
+986, yellow_lady's_slipper
+987, corn
+988, acorn
+989, hip
+990, buckeye
+991, coral_fungus
+992, agaric
+993, gyromitra
+994, stinkhorn
+995, earthstar
+996, hen-of-the-woods
+997, bolete
+998, ear
+999, toilet_tissue