Update my_functions.py

my_functions.py

@@ -21,3 +21,28 @@ def get_stock_price(ticker: str) -> float:
     if not data.empty:
         return data['Close'].iloc[-1]
     return float('nan')
+
+# ==============================
+# (New) YouTube 동영상 검색 함수
+# ==============================
+def search_youtube(query: str) -> str:
+    """
+    Searches YouTube for the given query and returns a short list of video titles/links.
+    Actual implementation could use YouTube Data API or 'youtube-search-python'.
+    Here we mock the result for demonstration.
+    """
+    # 실전 예시 (youtube-search-python 사용 시):
+    # from youtubesearchpython import VideosSearch
+    # videosSearch = VideosSearch(query, limit=3)
+    # results = videosSearch.result()['result']
+    # formatted = []
+    # for item in results:
+    #     title = item['title']
+    #     link = item['link']
+    #     formatted.append(f"{title} - {link}")
+    # return "\n".join(formatted)
+
+    # -- 데모용 더미 결과 --
+    return (
+        "[Demo Video](https://www.youtube.com/watch?v=JzjR5LGOvqg)\n"
+    )