Rename Maps to change_view for clarity

app.py

@@ -1066,42 +1066,47 @@ with gr.Blocks(title="AnatomyBot - MBBS Anatomy Tutor") as demo:
     
     # Event Handlers
     
-    # Navigation Logic - Maps function returns exactly 4 values for 4 columns
-    def Maps(mode):
+    # Navigation Logic - change_view function returns exactly 4 values for 4 columns
+    def change_view(target_view):
         """
         Handle navigation between views with mutual exclusivity.
-        Returns exactly 4 gr.update() objects for:
-        [learning_col, viva_col, book_col, admin_col]
+        
+        Args:
+            target_view: The view to display ("learning", "viva", "book", or "admin")
+            
+        Returns:
+            Tuple of 4 gr.update() objects for [learning_col, viva_col, book_col, admin_col]
+            Exactly ONE will have visible=True, the rest will have visible=False
         """
-        if mode == "learning":
+        if target_view == "learning":
             return (
                 gr.update(visible=True),   # learning_col
                 gr.update(visible=False),  # viva_col
                 gr.update(visible=False),  # book_col
                 gr.update(visible=False)   # admin_col
             )
-        elif mode == "viva":
+        elif target_view == "viva":
             return (
                 gr.update(visible=False),  # learning_col
                 gr.update(visible=True),   # viva_col
                 gr.update(visible=False),  # book_col
                 gr.update(visible=False)   # admin_col
             )
-        elif mode == "book":
+        elif target_view == "book":
             return (
                 gr.update(visible=False),  # learning_col
                 gr.update(visible=False),  # viva_col
                 gr.update(visible=True),   # book_col
                 gr.update(visible=False)   # admin_col
             )
-        elif mode == "admin":
+        elif target_view == "admin":
             return (
                 gr.update(visible=False),  # learning_col
                 gr.update(visible=False),  # viva_col
                 gr.update(visible=False),  # book_col
                 gr.update(visible=True)    # admin_col
             )
-        # Default to learning mode
+        # Default to learning mode if invalid target
         return (
             gr.update(visible=True),   # learning_col
             gr.update(visible=False),  # viva_col
@@ -1109,24 +1114,24 @@ with gr.Blocks(title="AnatomyBot - MBBS Anatomy Tutor") as demo:
             gr.update(visible=False)   # admin_col
         )
 
-    # Bind Navigation Buttons
+    # Bind Navigation Buttons - Apply change_view logic to all four top buttons
     nav_learning_btn.click(
-        fn=lambda: Maps("learning"),
+        fn=lambda: change_view("learning"),
         outputs=[learning_col, viva_col, book_col, admin_col]
     )
     
     nav_viva_btn.click(
-        fn=lambda: Maps("viva"),
+        fn=lambda: change_view("viva"),
         outputs=[learning_col, viva_col, book_col, admin_col]
     )
     
     nav_book_btn.click(
-        fn=lambda: Maps("book"),
+        fn=lambda: change_view("book"),
         outputs=[learning_col, viva_col, book_col, admin_col]
     )
     
     nav_admin_btn.click(
-        fn=lambda: Maps("admin"),
+        fn=lambda: change_view("admin"),
         outputs=[learning_col, viva_col, book_col, admin_col]
     )
 
@@ -1204,7 +1209,7 @@ with gr.Blocks(title="AnatomyBot - MBBS Anatomy Tutor") as demo:
             student_name_state  # Return student name (unchanged)
         ]
     ).then(
-        fn=lambda: Maps("viva"),
+        fn=lambda: change_view("viva"),
         outputs=[learning_col, viva_col, book_col, admin_col]
     ).then(
         fn=lambda: gr.update(value="🎯 Start VIVA Training", interactive=True),  # Reset button
@@ -1297,7 +1302,7 @@ with gr.Blocks(title="AnatomyBot - MBBS Anatomy Tutor") as demo:
             question_audio, viva_greeting, student_name_state
         ]
     ).then(
-        fn=lambda: Maps("viva"),
+        fn=lambda: change_view("viva"),
         outputs=[learning_col, viva_col, book_col, admin_col]
     ).then(
         fn=lambda: 0,