Generate 1000 text files with random words

generate.py

import pathlib
import random

dictionary = pathlib.Path("/usr/share/dict/web2")  # It's there on MacOS

words = set()
with dictionary.open("r") as f:
    for l in f:
        words.add(l.strip())

subfolder = pathlib.Path("./files")
if not subfolder.is_dir():
    subfolder.mkdir(exist_ok=True)

for i in range(0, 1000):
    txt_file = pathlib.Path("files/file_{:04d}.txt".format(i))
    size = 0
    with txt_file.open("w") as f:
        while size < 1_000_000:
            words_sample = random.sample(words, 1000)
            for word in words_sample:
                word_plus_space = word + " "
                f.write(word_plus_space)
                size += len(word_plus_space)
                if size > 1_000_000:
                    break