freecodecamp--freecodecamp/curriculum/challenges/english/blocks/daily-coding-challenges-python/6a1d9f98e819ed70a0e994dc.md

id, title, challengeType, dashedName

id	title	challengeType	dashedName
6a1d9f98e819ed70a0e994dc	Challenge 330: lowercase words	29	challenge-330

--description--

Given a string, return only the words that are entirely lowercase, in their original order and with a space between each word.

--hints--

get_lowercase_words("hello GOOD world") should return "hello world".

({test: () => { runPython(`
from unittest import TestCase
TestCase().assertEqual(get_lowercase_words("hello GOOD world"), "hello world")`)
}})

get_lowercase_words("these are all lowercase") should return "these are all lowercase".

({test: () => { runPython(`
from unittest import TestCase
TestCase().assertEqual(get_lowercase_words("these are all lowercase"), "these are all lowercase")`)
}})

get_lowercase_words("less is NoT more") should return "less is more".

({test: () => { runPython(`
from unittest import TestCase
TestCase().assertEqual(get_lowercase_words("less is NoT more"), "less is more")`)
}})

get_lowercase_words("DonT eat pizza every OTHER day") should return "eat pizza every day".

({test: () => { runPython(`
from unittest import TestCase
TestCase().assertEqual(get_lowercase_words("DonT eat pizza every OTHER day"), "eat pizza every day")`)
}})

get_lowercase_words("the Super quick AND snEaky brown fox Leapt anD jumped over aNd AROUND the lazy SloW dog") should return "the quick brown fox jumped over the lazy dog".

({test: () => { runPython(`
from unittest import TestCase
TestCase().assertEqual(get_lowercase_words("the Super quick AND snEaky brown fox Leapt anD jumped over aNd AROUND the lazy SloW dog"), "the quick brown fox jumped over the lazy dog")`)
}})

--seed--

--seed-contents--

def get_lowercase_words(s):

    return s

--solutions--

def get_lowercase_words(s):
    return " ".join(word for word in s.split(" ") if word == word.lower())