create a typo with python
import string
import random
new_phrase = []
words = phrase.split(' ')
for word in words:
outcome = random.random()
if outcome <= p:
ix = random.choice(range(len(word)))
new_word = ''.join([word[w] if w != ix else random.choice(string.ascii_letters) for w in range(len(word))])
new_phrase.append(new_word)
else:
new_phrase.append(word)
new_phrase = ' '.join([w for w in new_phrase])