TelegramReader fixes not transferred from llama-hub (#10625)

fixes from llama-hub

llama-index-integrations/readers/llama-index-readers-telegram/README.md

@@ -31,7 +31,7 @@ If the `.session` file already existed, it will not login again, so be aware of
 To use this loader, you simply need to pass in a entity name.
 
 ```python
-from llama_index import download_loader
+from llama_index.core import download_loader
 
 TelegramReader = download_loader("TelegramReader")
 loader = TelegramReader(

llama-index-integrations/readers/llama-index-readers-telegram/llama_index/readers/telegram/base.py

 """Telegram reader that reads posts/chats and comments to post from Telegram channel or chat."""
 import asyncio
+import re
 from typing import List, Union
 
 from llama_index.core.readers.base import BaseReader
@@ -47,7 +48,8 @@ class TelegramReader(BaseReader):
         self.api_id = api_id
         self.api_hash = api_hash
         self.phone_number = phone_number
-        self.loop = asyncio.get_event_loop()
+        self.loop = asyncio.new_event_loop()
+        asyncio.set_event_loop(self.loop)
 
     def load_data(
         self,
@@ -101,5 +103,15 @@ class TelegramReader(BaseReader):
                 entity_name, reply_to=post_id, limit=limit
             ):
                 if isinstance(message.text, str) and message.text != "":
-                    results.append(Document(text=message.text))
+                    results.append(Document(text=self._remove_links(message.text)))
         return results
+
+    def _remove_links(self, string) -> str:
+        """Removes all URLs from a given string, leaving only the base domain name."""
+
+        def replace_match(match):
+            text = match.group(1)
+            return text if text else ""
+
+        url_pattern = r"https?://(?:www\.)?((?!www\.).)+?"
+        return re.sub(url_pattern, replace_match, string)

llama-index-integrations/readers/llama-index-readers-telegram/pyproject.toml

@@ -14,7 +14,7 @@ ignore_missing_imports = true
 python_version = "3.8"
 
 [tool.poetry]
-authors = ["Your Name <you@example.com>"]
+authors = ["Dias Kalkamanov <diicellman@gmail.com>"]
 description = "llama-index readers telegram integration"
 license = "MIT"
 name = "llama-index-readers-telegram"