Update app.py

app.py

@@ -76,8 +76,7 @@ def initialize_groq_client(api_key: str) -> Optional[Groq]:
         elif "403" in error_msg:
             st.error("❌ API key doesn't have permission to access Groq API")
         else:
-            st.error(f"❌ Failed to initialize Groq client: {error_msg
-}")
+            st.error(f"❌ Failed to initialize Groq client: {error_msg}")
         return None
 
 # Define custom exception for Groq API errors
@@ -158,7 +157,8 @@ class NoteSection:
         if self.contents[title].strip():
             self.placeholders[title].markdown(f"## {title}\n{self.contents[title]}")
 
-    def return_existing_contents(self, level=1) -> str:
+    def
+ return_existing_contents(self, level=1) -> str:
         existing_content = ""
         for title, content in self.structure.items():
             if self.contents[title].strip():