Added the ability to make blockquote expandable

telebot/formatting.py

@@ -323,7 +323,7 @@ def hide_link(url: str) -> str:
     return f'<a href="{url}">&#8288;</a>'
 
 
-def mcite(content: str, escape: Optional[bool]=True) -> str:
+def mcite(content: str, escape: Optional[bool] = True, expandable: Optional[bool] = False) -> str:
     """
     Returns a Markdown-formatted block-quotation string.
 
@@ -333,11 +333,16 @@ def mcite(content: str, escape: Optional[bool]=True) -> str:
     :param escape: True if you need to escape special characters. Defaults to True.
     :type escape: :obj:`bool`
 
+    :param expandable: True if you need the quote to be expandable. Defaults to False.
+    :type expandable: :obj:`bool`
+
     :return: The formatted string.
     :rtype: :obj:`str`
     """
     content = escape_markdown(content) if escape else content
-    content = '\n'.join(['>' + line for line in content.split('\n')])
+    content = "\n".join([">" + line for line in content.split("\n")])
+    if expandable:
+        return f"**{content}||"
     return content