How to use 'telegram markdown link' in Python

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def markdown(text,messenger):
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    msg = text.replace('','`')
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    if messenger == 'telegram':
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        msg = msg.replace('<b>','*')
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        msg = msg.replace('<u>','')
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        msg = msg.replace('','/')
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        msg = msg.replace('','')
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    elif messenger == 'discord':
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        msg = msg.replace('<u>','__')
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        msg = msg.replace('<b>','**')
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        msg = msg.replace('','`')
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        msg = msg.replace('','`')
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    return msg</b></u></u></b>

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def slave_message_link(self, msg: Message, tg_dest: TelegramChatID, msg_template: str, reactions: str,
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                       old_msg_id: OldMsgID = None,
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                       target_msg_id: Optional[TelegramMessageID] = None,
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                       reply_markup: Optional[ReplyMarkup] = None,
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                       silent: bool = False) -> telegram.Message:
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    self.bot.send_chat_action(tg_dest, ChatAction.TYPING)
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    assert isinstance(msg.attributes, LinkAttribute)
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    attributes: LinkAttribute = msg.attributes
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    thumbnail = urllib.parse.quote(attributes.image or "", safe="?=&#:/")
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    thumbnail = "<a href="\&quot;%s\&quot;">🔗</a>" % thumbnail if thumbnail else "🔗"
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    text = "%s <a href="\&quot;%s\&quot;">%s</a>\n%s" % \
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           (thumbnail,
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            urllib.parse.quote(attributes.url, safe="?=&amp;#:/"),
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            html.escape(attributes.title or attributes.url),
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            html.escape(attributes.description or ""))
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    if msg.text:
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        text += "\n\n" + self.html_substitutions(msg)
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    if old_msg_id:
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        return self.bot.edit_message_text(text=text, chat_id=old_msg_id[0], message_id=old_msg_id[1],
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                                          prefix=msg_template, suffix=reactions, parse_mode='HTML',
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                                          reply_markup=reply_markup)
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    else:
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        return self.bot.send_message(chat_id=tg_dest,
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                                     text=text,
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                                     prefix=msg_template, suffix=reactions,
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                                     parse_mode="HTML",
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                                     reply_to_message_id=target_msg_id,
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                                     reply_markup=reply_markup,
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                                     disable_notification=silent)