6.2

from copy import deepcopy


class Text:
    def __init__(self, text):
        self.txt = text.split('\n')

    def __len__(self):
        return len(self.txt)

    def __getitem__(self, item):
        return self.txt[item]

    def lenstr(self, item):
        string = self.txt[item].split()
        return f'number of words -> {len(string)}'

    def word(self, item, word):
        return self.txt[item].split()[word]

    def __str__(self):
        a = [f'{self.txt[i]}' for i in range(len(self.txt))]
        return '\n'.join(a) + '\n'


s = Text('nice hot chilli peppers\nred orange blue')
print(len(s))
print(s.lenstr(0))
print(s.word(0, 0))
print(s)


class EditableText(Text):

    def __setitem__(self, key, value):
        self.txt[key] = value
        return self.txt

    def change(self, item, key, value):
        self.txt[item] = self.txt[item].split()
        self.txt[item][key] = value
        self.txt[item] = ' '.join(self.txt[item])
        l = [f'{self.txt[i]}' for i in range(len(self.txt))]
        return '\n'.join(l) + '\n'

    def pos(self, word):
        storage = deepcopy(self.txt)
        for i in range(len(self.txt)):
            self.txt[i] = self.txt[i].split()
            for j in range(len(self.txt[i])):
                if self.txt[i][j] == word:
                    self.txt = storage
                    return f'title:{word}\nstring:{i + 1}\nword:{j + 1}' + '\n'

    def onestr(self):
        return ' '.join(self.txt) + '\n'


a = EditableText('good awesome pretty\nbad worst')
print(a)
print(a.change(0, 0, 'bad'))
print(a.pos('awesome'))
print(a.onestr())
print(a)