Generate unique random strings or identifiers

generate_random_words.py

#!/usr/bin/env python3

'''Generate unique random strings or identifiers'''

import random, sys

# How many new unique identifiers to generate?
NUMBER = 100 if len(sys.argv) <= 1 else int(sys.argv[1])
# How many words to combine into a new generated string?
LENGTH = 3 if len(sys.argv) <= 2 else int(sys.argv[2])

# List of agricultural words
vocabulary_string = '''acre acreage agriculture almond animals apple apricot avocado
bale baler banana barley barn bean bee beehive bison blueberry boar bread breed broccoli bucket buckwheat buffalo bull butter
cabbage calf cat cattle cherry chick chicken chickpea cocoa coconut combine compost coop corn cow crops crow cucumber cultivator cheese
dairy dates dill dog donkey drake duck duckling
eggs ewe
fallow farm farmer farmhouse feed fence field flock foal food fruit
gander garlic gate geese ginger goat goose gooseberry grains grape greenhouse grow
harvest harvester hatchery hay haystack hen herd hive hoe hog honey honeybee horse
irrigation
jenny jersey
kiwi
lamb land lemon legumes lentils lettuce llama longhorn
machete maize malt mango mare meadow milk mower mulch mule
oats olive onion orange orchard organic ox
pail papaya parsley pasture pea pear pick pickaxe pickle pie pig piglet pineapple plant plow plum pomegranate potato poult poultry pumpkin pullet
quinoa
rabbit raisins rake ram ranch reap rice ripe roost rooster rye
sauerkraut scarecrow scythe seeds sesame shears sheep shepherd shovel sickle silo soil soy sow stable stallion steer strawberry swine sugar
tend tiller tomato tractor trough trowel turkey turnip
udder
vegetable
water watermelon weeder wheat windmill wood
yak
cashew chestnut coconut hazelnut macadamia peanut pecan pistachio walnut'''

vocabulary = vocabulary_string.split()

generated = set()
for i in range(NUMBER):
    while True:
        random.shuffle(vocabulary)
        name = '_'.join(vocabulary[:LENGTH])
        if name not in generated:
            generated.add(name)
            print(name)
            break