from mre import Regex, Group

rgx_one = Regex("Hello world")  # Hello world
rgx_two = Regex("Hello", " world")  # Hello world
rgx_three = Regex("Hello") + " " + Regex("world")  # Hello world
rgx_four = Regex('<', Group('h[1-6]'), '>')  # <(h[1-6])>
rgx_five = Regex('<', Regex.SLASH, 1, '>')  # <\/\1>

from mre import Set
from mre.helper import Range

# All digits
digits = Set(Range(0, 9))
# Add comment
digits = digits.comment('Get all digits')

# Output: [0-9](?#Get all digits)

from mre import Regex, Set, Comment

# All digits
digits = Set(Regex("0-9"))
# CEP comment
cep_comment = Comment('Get zip code Brazil on input')
# CEP regex
rgx_cep = Regex(
    digits.quantifier(5),
    Regex("-").quantifier(0, 1),
    digits.quantifier(3),
    cep_comment
)

# Output: [0-9]{5}-?[0-9]{3}(?#Get zip code Brazil on input)