from random import choice, seed, randrange

articles = ("a", "the","1","2","3","4","5","6","7","8","9","10")
nouns = ("cat", "dog", "sheep", "rabbit", "tiger", "chicken",
         "fish", "grass", "seed", "carrot", "apple")
verbs = ("eats", "catches", "finds")

def sentence():
    return noun_phrase() + verb_phrase()

def noun_phrase():
    return [choice(articles), choice(nouns)]

def verb_phrase():
    vp = [choice(verbs)]
    if randrange(3) > 0:
        vp.extend(noun_phrase())
    return vp

def creat():
    with open('data.txt','w')as txt:
        seed()
        for i in range(10000000):
            txt.write(" ".join(sentence()))
            txt.write('\n')


if __name__ == "__main__":
    creat()