Вывод на печать переработанной строки

def read_message():
    """This function takes the inputs, read them, builds the list and return list as a parameter"""
    list_text = []
 
    while True:
        text = input()
        if text == "":
            if len(list_text)>0:
                break
 
        list_text.append(text)
 
    return list_text
 
 
def encrypt(text):
    """
    Encrypts its parameter using ROT13 encryption technology.
   """
 
    regular_chars  = ["a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k",
                       "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v",
                       "w", "x", "y", "z"]
 
    encrypted_chars = ["n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x",
                       "y", "z", "a", "b", "c", "d", "e", "f", "g", "h", "i",
                       "j", "k", "l", "m"]
 
    if text.lower() not in regular_chars: #if text is symbol, not letter
        return text
 
    index = regular_chars.index(text.lower()) #find the index in regular char index
    new_char = encrypted_chars[index]
 
    if text.isalpha(): #if text is capital letter
        if text not in regular_chars: #if capital letter is not in regular
            return new_char.upper() #apropriate new char must be capitalized
        else:
            return new_char
 
def row_encryption(text):
    """This function takes empty string and builds it based on every single encrypted letter"""
    encoded = ''
    for char in text:
        encoded = encoded + encrypt(char)
    return encoded
 
def main():
    """The main function takes the list, changes the list to string, makes letters being encrypted"""
    print("Enter text rows to the message. Quit by entering an empty row.")
    text = ' '.join(read_message())
    if text != "":
        print("ROT13:")
        print(row_encryption(text))
    else:
        print("")
 
 
if __name__ == "__main__":
    main()

text = '\n'.join(read_message())

def input_rows():
    print('Введите текстовые строки в сообщение. Выйдите, введя пустую строку.')
    rows_arr = []
    while row := input('->'):
        rows_arr.append(row)
    return rows_arr
 
def encrypt_symb(symb):
    if not symb.isalpha():
        return symb
    is_upper = symb.isupper()
    delta = ord(symb.lower()) - ord('a')
    delta += 13
    delta %= ord('z')-ord('a') + 1
    symb = chr(ord('a') + delta)
    if is_upper:
        symb = symb.upper()
    return symb
 
def encrypt_row(row):
    return ''.join(map(encrypt_symb, row))
 
def encrypt_rows(rows):
    return list(map(encrypt_row, rows))
 
def main():
    rows = input_rows()
    if rows:
        print("ROT13:")
        print(*encrypt_rows(rows), sep='\n')
 
if __name__ == "__main__":
    main()

def read_message():
    """This function takes the inputs, read them, builds the list and return list as a parameter"""
    print('Enter text rows to the message. Quit by entering an empty row.')
    list_text = []
    while True:
        text = input()
        if text == "":
            if len(list_text)>0:
                break
        list_text.append(text)
 
    return list_text
 
def rot13(s):
    s = '\n'.join(s) if isinstance(s,list) else s
    arr = 'NOPQRSTUVWXYZABCDEFGHIJKLM[\]^_`nopqrstuvwxyzabcdefghijklm'
    res = []
    for i in s:
        if i in arr:
            res.append(arr[ord(i)-65])
        else:
            res.append(i)
    return ''.join(res)
 
#t = '''Puff, the magic dragon lived by the sea,
#And frolicked in the autumn mist, in a land called Honah Lee.'''
t = read_message()
print('ROT13:\n', rot13(t), sep='')