fixed tool parsing issue in tools.py

tools.py

@@ -347,9 +347,9 @@ def transcribe_audio_file(file_path: str) -> str:
 @tool(parse_docstring=True)
 def question_youtube_video(video_url: str, query: str) -> str:
     """
-    This function returns an answer to a question about a YouTube video. 
-    The video is streamed and one frame is captured every `capture_interval_sec` seconds.
-    These frames are sent sequentially to a multimodal model to answer the question about the video.
+    Answers a question about a YouTube video. 
+    The video is streamed and one frame is captured every x seconds, where x is declared in the environment settings.
+    Captured frames are sent sequentially to a multimodal model to answer the question about the video.
     The final answer is aggregated from the answers to each frame.
     DOES NOT USE AUDIO! ONLY FRAMES FROM THE VIDEO ARE USED TO ANSWER THE QUESTION.