diff --git a/summarizer.py b/summarizer.py
index 7c6a1c5..dd4a191 100644
--- a/summarizer.py
+++ b/summarizer.py
@@ -57,8 +57,6 @@ def main():
     llm_chain = setup_summarization_chain()
     result = llm_chain.run(docs)
 
-    print(result)
-
 
 if __name__ == "__main__":
     main()
diff --git a/yt_summarizer.py b/yt_summarizer.py
index 8e79620..0f08160 100644
--- a/yt_summarizer.py
+++ b/yt_summarizer.py
@@ -8,6 +8,7 @@ from langchain_core.prompts import PromptTemplate
 
 
 def check_link(link):
+    """The function `check_link` uses a regular expression to check if a given link is a valid YouTube video link."""
     yt_regex = r"^(?:https?:\/\/)?(?:www\.)?youtu(?:be\.com\/watch\?v=|\.be\/)([\w\-\_]+)(?:\?.*)?$"
     return re.match(yt_regex, link) is not None