More Poetry Oh Noetry

import pronouncing
from textblob import TextBlob
import pycorpora
import random

def an(word):
    if (word[0] in ["a","e","i","o","u"]):
        return "an" + word
    else:
        return "a" + word
    

template = """
    I believe that I'm a {0}
    so look for me in the {1}
    
"""

pair = random.choice(get_pairs())

poem = template.format(
    pair[0],
    (pair[1])
)

print(poem)

def get_words(pos):

    if (pos is "nouns"):
        all_words = pycorpora.words.nouns["nouns"]
    elif (pos is "verbs"):
        all_words = [w["present"] for w in pycorpora.words.verbs["verbs"]]
    
    keepers = []
    for n in all_words:
        pl = pronouncing.phones_for_word(n)
        if (len(pl) > 0): 
            sc = pronouncing.syllable_count(pl[0])
            if (sc == 1):
                keepers.append(n)
        
    return keepers

def get_pairs():
    
    verbs = get_words("verbs")
    nouns = get_words("nouns")
    
    pairs = []
    
    for n in nouns:
        for v in verbs:
            if (v in pronouncing.rhymes(n)):
                pairs.append( (v,n) )
    return pairs

len(get_pairs())