import re

def remove_multiple_spaces(text):
    return re.sub(' +', ' ', text)

def remove_markup(text):
    remove_br = re.compile('<br.*?>\W*', re.I)
    text = remove_br.sub(' ', text)
    text = " ".join(text.split())
    if "[" in text:
        text = wparser.parse(text)
        text = text.strip_code()
    return remove_multiple_spaces(text.strip())

adres = "MELKERIJSTRAAT 0 , KOEVIJVERSTRAAT 0"

street_with_no = remove_markup(adres.title()).rstrip(',')
streets = [street.partition(' 0')[0] for street in street_with_no.split(', ')]
street_with_non_zero_no = ', '.join(streets)

print(street_with_non_zero_no)
Melkerijstraat, Koevijverstraat